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Luxe vacations, private jets: Medical device maker, surgeon to pay $46 million penalty in kickback scheme
according to experts familiar with the federal Anti-Kickback Statute.
Historically, enforcement actions have primarily focused on the person or organization offering the perks – and not necessarily the physicians accepting it, Steven W. Ortquist, founder and principal of Arete Compliance Solutions, LLC, in Phoenix, told this news organization.
But that’s changing.
“In recent years, we are seeing a trend toward holding physicians and others on the receiving end of the inducement accountable as well,” said Mr. Ortquist, who is a past board member and president of the Health Care Compliance Association. He noted that authorities usually pursue the inducing company first before moving on to individual clinicians or practices.
The Department of Justice followed a similar pattern in a recently announced kickback settlement that ensnared an intraocular lens distributor, an ophthalmology equipment supplier, two CEOs, and a surgeon. Precision Lens must pay more than $43 million for offering high-end vacations and other expensive perks to surgeons who used its cataract products.
The verdict marks the end of a 6-week civil jury trial, where evidence emerged that Paul Ehlen, owner of Precision Lens and its parent company, Cameron-Ehlen Group, maintained a secret “slush fund” for paying kickbacks to ophthalmic surgeons. The inducement scheme netted the Minnesota-based company millions in sales and led to the submission of 64,575 false Medicare claims from 2006 to 2015, a violation of the Anti-Kickback Statute and the False Claims Act.
According to court documents, physicians received luxury travel and entertainment packages, including skiing, fishing, and golfing excursions at exclusive destinations, often traveling via private jet to attend Broadway musicals and major sporting events. Mr. Ehlen and company representatives also sold frequent flyer miles to physicians at a steep discount, allowing them to take personal and business trips below fair market value.
Federal authorities initially announced an investigation into the business practices of Precision Lens in 2017 after receiving a whistleblower complaint from Kipp Fesenmaier, a former executive at Sightpath Medical, an ophthalmology supplier and “corporate partner” of Precision Lens. Mr. Fesenmaier alleged that both companies were involved in an inducement scheme.
Sightpath Medical and its CEO, James Tiffany, agreed to a $12 million settlement to resolve the kickback allegations.
The Department of Justice subsequently investigated Jitendra Swarup, MD, an ophthalmologist and cataract surgeon who allegedly received “unlawful remuneration from Sightpath, Precision, and Ehlen” and filed false insurance claims. In addition to accepting expensive hunting and fishing trips from the medical device companies, Dr. Swarup was paid more than $100,000 per year for consulting services he did not fully render.
Dr. Swarup agreed to a nearly $3 million settlement and participation in a 3-year corporate integrity agreement with the Office of Inspector General. In exchange for compliance with such contracts, the OIG permits physicians to continue participating in Medicare, Medicaid, and other federal health care programs.
In a statement from attorneys, Precision Lens and Mr. Ehlen pledged to appeal the verdict and “defend ... our wholly appropriate actions” while remaining focused on their commitment to health care clinicians and manufacturers.
‘Endless’ opportunities for inducement
Unfortunately, opportunities for inducement are “endless,” experts say. Extravagant trips, dinners, and gifts can trigger a violation, but so can nearly anything of value.
Just last year, Biotronik reached a $12.95 million settlement amid allegations that company representatives wined and dined physicians to induce their use of its pacemakers and defibrillators. To date, no physicians have been charged.
But after a record-breaking number of whistleblower judgments last fiscal year totaling more than $2 billion, physicians should take note, Radha Bhatnagar, Esq, director of compliance at The CM Group, told the news organization.
“When manufacturers offer physicians kickbacks with the added element of fraudulent Medicare or Medicaid reimbursements, that is typically when manufacturers and individuals face civil and criminal liability,” said Ms. Bhatnagar, something the Department of Justice alluded to when announcing a settlement involving 15 Texas physicians last year.
In another case, Kingsley R. Chin, an orthopedic surgeon and designer of a spinal implant, was indicted in 2021 for paying millions of dollars in sham consulting fees to physicians who used his products. At least six surgeons who accepted money from Dr. Chin were later named in a civil case and ordered to pay $3.3 million in penalties.
Jason Montone, DO, an orthopedic surgeon who accepted the illicit payments, agreed to a plea deal with a reduced prison sentence, 1 year of supervised release, and a fine of $379,000.
Although Dr. Chin’s sentencing hasn’t been announced, violating kickback laws can result in a sentence of up to 10 years.
A version of this article originally appeared on Medscape.com.
according to experts familiar with the federal Anti-Kickback Statute.
Historically, enforcement actions have primarily focused on the person or organization offering the perks – and not necessarily the physicians accepting it, Steven W. Ortquist, founder and principal of Arete Compliance Solutions, LLC, in Phoenix, told this news organization.
But that’s changing.
“In recent years, we are seeing a trend toward holding physicians and others on the receiving end of the inducement accountable as well,” said Mr. Ortquist, who is a past board member and president of the Health Care Compliance Association. He noted that authorities usually pursue the inducing company first before moving on to individual clinicians or practices.
The Department of Justice followed a similar pattern in a recently announced kickback settlement that ensnared an intraocular lens distributor, an ophthalmology equipment supplier, two CEOs, and a surgeon. Precision Lens must pay more than $43 million for offering high-end vacations and other expensive perks to surgeons who used its cataract products.
The verdict marks the end of a 6-week civil jury trial, where evidence emerged that Paul Ehlen, owner of Precision Lens and its parent company, Cameron-Ehlen Group, maintained a secret “slush fund” for paying kickbacks to ophthalmic surgeons. The inducement scheme netted the Minnesota-based company millions in sales and led to the submission of 64,575 false Medicare claims from 2006 to 2015, a violation of the Anti-Kickback Statute and the False Claims Act.
According to court documents, physicians received luxury travel and entertainment packages, including skiing, fishing, and golfing excursions at exclusive destinations, often traveling via private jet to attend Broadway musicals and major sporting events. Mr. Ehlen and company representatives also sold frequent flyer miles to physicians at a steep discount, allowing them to take personal and business trips below fair market value.
Federal authorities initially announced an investigation into the business practices of Precision Lens in 2017 after receiving a whistleblower complaint from Kipp Fesenmaier, a former executive at Sightpath Medical, an ophthalmology supplier and “corporate partner” of Precision Lens. Mr. Fesenmaier alleged that both companies were involved in an inducement scheme.
Sightpath Medical and its CEO, James Tiffany, agreed to a $12 million settlement to resolve the kickback allegations.
The Department of Justice subsequently investigated Jitendra Swarup, MD, an ophthalmologist and cataract surgeon who allegedly received “unlawful remuneration from Sightpath, Precision, and Ehlen” and filed false insurance claims. In addition to accepting expensive hunting and fishing trips from the medical device companies, Dr. Swarup was paid more than $100,000 per year for consulting services he did not fully render.
Dr. Swarup agreed to a nearly $3 million settlement and participation in a 3-year corporate integrity agreement with the Office of Inspector General. In exchange for compliance with such contracts, the OIG permits physicians to continue participating in Medicare, Medicaid, and other federal health care programs.
In a statement from attorneys, Precision Lens and Mr. Ehlen pledged to appeal the verdict and “defend ... our wholly appropriate actions” while remaining focused on their commitment to health care clinicians and manufacturers.
‘Endless’ opportunities for inducement
Unfortunately, opportunities for inducement are “endless,” experts say. Extravagant trips, dinners, and gifts can trigger a violation, but so can nearly anything of value.
Just last year, Biotronik reached a $12.95 million settlement amid allegations that company representatives wined and dined physicians to induce their use of its pacemakers and defibrillators. To date, no physicians have been charged.
But after a record-breaking number of whistleblower judgments last fiscal year totaling more than $2 billion, physicians should take note, Radha Bhatnagar, Esq, director of compliance at The CM Group, told the news organization.
“When manufacturers offer physicians kickbacks with the added element of fraudulent Medicare or Medicaid reimbursements, that is typically when manufacturers and individuals face civil and criminal liability,” said Ms. Bhatnagar, something the Department of Justice alluded to when announcing a settlement involving 15 Texas physicians last year.
In another case, Kingsley R. Chin, an orthopedic surgeon and designer of a spinal implant, was indicted in 2021 for paying millions of dollars in sham consulting fees to physicians who used his products. At least six surgeons who accepted money from Dr. Chin were later named in a civil case and ordered to pay $3.3 million in penalties.
Jason Montone, DO, an orthopedic surgeon who accepted the illicit payments, agreed to a plea deal with a reduced prison sentence, 1 year of supervised release, and a fine of $379,000.
Although Dr. Chin’s sentencing hasn’t been announced, violating kickback laws can result in a sentence of up to 10 years.
A version of this article originally appeared on Medscape.com.
according to experts familiar with the federal Anti-Kickback Statute.
Historically, enforcement actions have primarily focused on the person or organization offering the perks – and not necessarily the physicians accepting it, Steven W. Ortquist, founder and principal of Arete Compliance Solutions, LLC, in Phoenix, told this news organization.
But that’s changing.
“In recent years, we are seeing a trend toward holding physicians and others on the receiving end of the inducement accountable as well,” said Mr. Ortquist, who is a past board member and president of the Health Care Compliance Association. He noted that authorities usually pursue the inducing company first before moving on to individual clinicians or practices.
The Department of Justice followed a similar pattern in a recently announced kickback settlement that ensnared an intraocular lens distributor, an ophthalmology equipment supplier, two CEOs, and a surgeon. Precision Lens must pay more than $43 million for offering high-end vacations and other expensive perks to surgeons who used its cataract products.
The verdict marks the end of a 6-week civil jury trial, where evidence emerged that Paul Ehlen, owner of Precision Lens and its parent company, Cameron-Ehlen Group, maintained a secret “slush fund” for paying kickbacks to ophthalmic surgeons. The inducement scheme netted the Minnesota-based company millions in sales and led to the submission of 64,575 false Medicare claims from 2006 to 2015, a violation of the Anti-Kickback Statute and the False Claims Act.
According to court documents, physicians received luxury travel and entertainment packages, including skiing, fishing, and golfing excursions at exclusive destinations, often traveling via private jet to attend Broadway musicals and major sporting events. Mr. Ehlen and company representatives also sold frequent flyer miles to physicians at a steep discount, allowing them to take personal and business trips below fair market value.
Federal authorities initially announced an investigation into the business practices of Precision Lens in 2017 after receiving a whistleblower complaint from Kipp Fesenmaier, a former executive at Sightpath Medical, an ophthalmology supplier and “corporate partner” of Precision Lens. Mr. Fesenmaier alleged that both companies were involved in an inducement scheme.
Sightpath Medical and its CEO, James Tiffany, agreed to a $12 million settlement to resolve the kickback allegations.
The Department of Justice subsequently investigated Jitendra Swarup, MD, an ophthalmologist and cataract surgeon who allegedly received “unlawful remuneration from Sightpath, Precision, and Ehlen” and filed false insurance claims. In addition to accepting expensive hunting and fishing trips from the medical device companies, Dr. Swarup was paid more than $100,000 per year for consulting services he did not fully render.
Dr. Swarup agreed to a nearly $3 million settlement and participation in a 3-year corporate integrity agreement with the Office of Inspector General. In exchange for compliance with such contracts, the OIG permits physicians to continue participating in Medicare, Medicaid, and other federal health care programs.
In a statement from attorneys, Precision Lens and Mr. Ehlen pledged to appeal the verdict and “defend ... our wholly appropriate actions” while remaining focused on their commitment to health care clinicians and manufacturers.
‘Endless’ opportunities for inducement
Unfortunately, opportunities for inducement are “endless,” experts say. Extravagant trips, dinners, and gifts can trigger a violation, but so can nearly anything of value.
Just last year, Biotronik reached a $12.95 million settlement amid allegations that company representatives wined and dined physicians to induce their use of its pacemakers and defibrillators. To date, no physicians have been charged.
But after a record-breaking number of whistleblower judgments last fiscal year totaling more than $2 billion, physicians should take note, Radha Bhatnagar, Esq, director of compliance at The CM Group, told the news organization.
“When manufacturers offer physicians kickbacks with the added element of fraudulent Medicare or Medicaid reimbursements, that is typically when manufacturers and individuals face civil and criminal liability,” said Ms. Bhatnagar, something the Department of Justice alluded to when announcing a settlement involving 15 Texas physicians last year.
In another case, Kingsley R. Chin, an orthopedic surgeon and designer of a spinal implant, was indicted in 2021 for paying millions of dollars in sham consulting fees to physicians who used his products. At least six surgeons who accepted money from Dr. Chin were later named in a civil case and ordered to pay $3.3 million in penalties.
Jason Montone, DO, an orthopedic surgeon who accepted the illicit payments, agreed to a plea deal with a reduced prison sentence, 1 year of supervised release, and a fine of $379,000.
Although Dr. Chin’s sentencing hasn’t been announced, violating kickback laws can result in a sentence of up to 10 years.
A version of this article originally appeared on Medscape.com.
Longer telomeres tied to better brain health
, new research suggests.
“This is the largest and most systematic investigation of telomere length and brain structure and function,” said Anya Topiwala, of the University of Oxford (England). “We found that longer telomeres associated with protection against dementia. The links with brain structure, we think, offer a possible mechanism for this protection. The hope is, by understanding the mechanism, new treatment targets could be uncovered,” Dr. Topiwala said.
The study was published online in PLOS ONE.
UK Biobank cohort
Telomeres form protective caps at the ends of chromosomes, and they progressively shorten with age, which may increase susceptibility to age-related diseases including Alzheimer’s disease. The mechanism underlying this risk is unclear and may involve changes in brain structure and function. However, the relationship between telomere length and neuroimaging markers is poorly characterized.
Dr. Topiwala and colleagues compared telomere length in white blood cells to brain MRI and health record data in 31,661 middle-aged and older adults in UK Biobank. They found that longer leucocyte telomere length (LTL) was associated with a larger volume of global and subcortical grey matter and a larger hippocampus – both of which shrink in patients with Alzheimer’s disease. Longer telomeres were also associated with a thicker cerebral cortex, which thins as Alzheimer’s disease progresses.
Longer LTL was also associated with reduced incidence of dementia during follow-up (hazard ratio, 0.93; 95% confidence interval, 0.91-0.96).
Dr. Topiwala noted that many of the factors related to telomere shortening, such as age, genetics, and sex, can’t be changed. However, in a previous study, her team found that drinking alcohol may shorten telomere length. “So by this logic, reducing your alcohol intake could curb the shortening,” Dr. Topiwala said.
She said that a limitation of the study is that telomere length was measured in blood rather than brain and that it’s not clear at present how closely the two relate. Also, UK Biobank participants are generally more healthy than is the general population. Also, though telomere length and brain measures were associated, “we cannot from this study prove one is causing the other,” she added.
Need for more research
Commenting on the research, Percy Griffin, PhD, Alzheimer’s Association director of scientific engagement, said that it’s been “known for some time that shortened telomeres – the caps at the end of DNA – are associated with increased aging.”
This new study is “interesting,” said Dr. Percy, in that it shows an association between longer telomere length in white blood cells and healthier brain structures in the areas associated with Alzheimer’s disease. The longer telomeres were also associated with lower incidence of all-cause dementia.
But echoing Dr. Topiwala, “association does not mean causation,” Dr. Griffin said. “More research is needed to understand how diverse mechanisms contributing to Alzheimer’s and other dementia can be targeted.”
“The Alzheimer’s Association is accelerating the discovery of novel therapies through its Part the Cloud funding program, which has invested more than $65 million to accelerate the development of 65 drug development programs,” Dr. Griffin said.
The study had no specific funding. Dr. Topiwala and Dr. Griffin report no relevant disclosures.
A version of this article first appeared on Medscape.com.
, new research suggests.
“This is the largest and most systematic investigation of telomere length and brain structure and function,” said Anya Topiwala, of the University of Oxford (England). “We found that longer telomeres associated with protection against dementia. The links with brain structure, we think, offer a possible mechanism for this protection. The hope is, by understanding the mechanism, new treatment targets could be uncovered,” Dr. Topiwala said.
The study was published online in PLOS ONE.
UK Biobank cohort
Telomeres form protective caps at the ends of chromosomes, and they progressively shorten with age, which may increase susceptibility to age-related diseases including Alzheimer’s disease. The mechanism underlying this risk is unclear and may involve changes in brain structure and function. However, the relationship between telomere length and neuroimaging markers is poorly characterized.
Dr. Topiwala and colleagues compared telomere length in white blood cells to brain MRI and health record data in 31,661 middle-aged and older adults in UK Biobank. They found that longer leucocyte telomere length (LTL) was associated with a larger volume of global and subcortical grey matter and a larger hippocampus – both of which shrink in patients with Alzheimer’s disease. Longer telomeres were also associated with a thicker cerebral cortex, which thins as Alzheimer’s disease progresses.
Longer LTL was also associated with reduced incidence of dementia during follow-up (hazard ratio, 0.93; 95% confidence interval, 0.91-0.96).
Dr. Topiwala noted that many of the factors related to telomere shortening, such as age, genetics, and sex, can’t be changed. However, in a previous study, her team found that drinking alcohol may shorten telomere length. “So by this logic, reducing your alcohol intake could curb the shortening,” Dr. Topiwala said.
She said that a limitation of the study is that telomere length was measured in blood rather than brain and that it’s not clear at present how closely the two relate. Also, UK Biobank participants are generally more healthy than is the general population. Also, though telomere length and brain measures were associated, “we cannot from this study prove one is causing the other,” she added.
Need for more research
Commenting on the research, Percy Griffin, PhD, Alzheimer’s Association director of scientific engagement, said that it’s been “known for some time that shortened telomeres – the caps at the end of DNA – are associated with increased aging.”
This new study is “interesting,” said Dr. Percy, in that it shows an association between longer telomere length in white blood cells and healthier brain structures in the areas associated with Alzheimer’s disease. The longer telomeres were also associated with lower incidence of all-cause dementia.
But echoing Dr. Topiwala, “association does not mean causation,” Dr. Griffin said. “More research is needed to understand how diverse mechanisms contributing to Alzheimer’s and other dementia can be targeted.”
“The Alzheimer’s Association is accelerating the discovery of novel therapies through its Part the Cloud funding program, which has invested more than $65 million to accelerate the development of 65 drug development programs,” Dr. Griffin said.
The study had no specific funding. Dr. Topiwala and Dr. Griffin report no relevant disclosures.
A version of this article first appeared on Medscape.com.
, new research suggests.
“This is the largest and most systematic investigation of telomere length and brain structure and function,” said Anya Topiwala, of the University of Oxford (England). “We found that longer telomeres associated with protection against dementia. The links with brain structure, we think, offer a possible mechanism for this protection. The hope is, by understanding the mechanism, new treatment targets could be uncovered,” Dr. Topiwala said.
The study was published online in PLOS ONE.
UK Biobank cohort
Telomeres form protective caps at the ends of chromosomes, and they progressively shorten with age, which may increase susceptibility to age-related diseases including Alzheimer’s disease. The mechanism underlying this risk is unclear and may involve changes in brain structure and function. However, the relationship between telomere length and neuroimaging markers is poorly characterized.
Dr. Topiwala and colleagues compared telomere length in white blood cells to brain MRI and health record data in 31,661 middle-aged and older adults in UK Biobank. They found that longer leucocyte telomere length (LTL) was associated with a larger volume of global and subcortical grey matter and a larger hippocampus – both of which shrink in patients with Alzheimer’s disease. Longer telomeres were also associated with a thicker cerebral cortex, which thins as Alzheimer’s disease progresses.
Longer LTL was also associated with reduced incidence of dementia during follow-up (hazard ratio, 0.93; 95% confidence interval, 0.91-0.96).
Dr. Topiwala noted that many of the factors related to telomere shortening, such as age, genetics, and sex, can’t be changed. However, in a previous study, her team found that drinking alcohol may shorten telomere length. “So by this logic, reducing your alcohol intake could curb the shortening,” Dr. Topiwala said.
She said that a limitation of the study is that telomere length was measured in blood rather than brain and that it’s not clear at present how closely the two relate. Also, UK Biobank participants are generally more healthy than is the general population. Also, though telomere length and brain measures were associated, “we cannot from this study prove one is causing the other,” she added.
Need for more research
Commenting on the research, Percy Griffin, PhD, Alzheimer’s Association director of scientific engagement, said that it’s been “known for some time that shortened telomeres – the caps at the end of DNA – are associated with increased aging.”
This new study is “interesting,” said Dr. Percy, in that it shows an association between longer telomere length in white blood cells and healthier brain structures in the areas associated with Alzheimer’s disease. The longer telomeres were also associated with lower incidence of all-cause dementia.
But echoing Dr. Topiwala, “association does not mean causation,” Dr. Griffin said. “More research is needed to understand how diverse mechanisms contributing to Alzheimer’s and other dementia can be targeted.”
“The Alzheimer’s Association is accelerating the discovery of novel therapies through its Part the Cloud funding program, which has invested more than $65 million to accelerate the development of 65 drug development programs,” Dr. Griffin said.
The study had no specific funding. Dr. Topiwala and Dr. Griffin report no relevant disclosures.
A version of this article first appeared on Medscape.com.
FROM PLOS ONE
New schizophrenia genes identified
The genes were identified through a meta-analysis comparing gene sequences of 35,828 people with schizophrenia to 107,877 people without the condition.
The study builds on a report published last year that identified 10 genes with rare variants that are directly tied to schizophrenia risk. But that study, like most prior genetic analyses on psychiatric illnesses, was done on the DNA from people of European ancestry.
About 40% of the genetic samples included in this new work came from people of non-European ancestry, which researchers say makes it the most ethnically diverse schizophrenia genetics study to date.
Based on the findings, researchers concluded that the schizophrenia risk conferred by the rare genetic variants found on the new genes they discovered and on those previously identified is conserved across ethnicities.
The new genes, SRRM2 and AKAP11, contain rare protein-truncating variants (PTVs) that investigators say could be the cause of schizophrenia in some patients. The results could have significant implications for drug development.
“It’s not curing the illness, but it is taking us a step closer so that we’re able to say that this may be the cause of the illness in a particular patient,” senior investigator Alexander Charney, MD, PhD, associate professor of psychiatry, genetics and genomic sciences, neuroscience, and neurosurgery, at Icahn School of Medicine at Mount Sinai, New York, said in an interview.
The findings were published online in Nature Genetics.
Schizophrenia’s genetic architecture
Prior studies suggest the genetic architecture of schizophrenia may be influenced by common single-nucleotide polymorphisms, copy number variants and rare PTVs.
Investigators note that rare PTVs are important because they can link disease risk directly to individual genes. But identifying the PTVs and the genes that harbor them requires large patient cohorts, far bigger than any single institution can provide.
Dr. Charney and other researchers are part of the Psychiatric Genomics Consortium, a collaboration of researchers from hundreds of institutions around the world established in 2007 to create large cohorts for genetic studies of psychiatric disease.
For this study, investigators sequenced a new cohort of 11,580 schizophrenia cases and 10,555 controls of diverse ancestries. The analysis showed that the findings previously established in predominantly European cohorts extended to non-European populations.
They then conducted a meta-analysis of the new cohort combined with datasets from earlier studies, creating a pooled sample of 35,828 cases and 107,877 controls.
This meta-analysis revealed two new genes linked to schizophrenia, SRRM2 and AKAP11. The third gene flagged in the study, PCLO, was previously implicated in schizophrenia but is now identified as having a shared risk for schizophrenia and autism.
The rare PVTs on the 12 genes identified so far through this type of study are probably only involved in a small fraction of schizophrenia cases, Dr. Charney acknowledged. However, the discovery could lead to new treatments that could benefit all patients with the disease, he added.
“There are multiple pathways to psychosis and there’s also multiple pathways to treat psychosis,” Dr. Charney said. “There’s reason to believe if you can find a mechanism by which a human being could develop a psychosis, then reversing that mechanism could help a lot of people who have psychosis for another reason.”
Importance of diverse cohorts
Commenting on the findings, Jennifer Gladys Mulle, MHS, PhD, associate professor of psychiatry at the Robert Wood Johnson Medical School at Rutgers University, Piscataway, N.J., noted that while genetic discoveries have led to new therapies in other medical conditions, that has not been the case with schizophrenia.
“In other disorders, having genetic findings have really opened a window into the molecular mechanisms, which has allowed us to develop pharmaceuticals and understand the disease process better,” said Dr. Mulle, who was not part of this study. “But because we haven’t had that in schizophrenia, it’s really held us back. Having genetic variants associated with schizophrenia may really help us understand the mechanism.”
The inclusion of diverse populations is also a key contribution of this study, Dr. Mulle added.
“So far a lot of the work we’ve done in genetics has been on people of European ancestry,” Dr. Mulle said. “The fact that they have found results that are generalizable across multiple ethnicities really suggests that if we develop pharmaceutical agents based on these findings, it will help many people.”
More attention has been paid recently to a growing problem in the study of genetics of psychiatric disorders: More than 95% of participants in genome-wide association studies that seek to identify gene variants linked to disease are of European ancestry.
Dr. Charney and his colleagues had that in mind when they designed the study.
“We can’t get to a place where genetics is clinically useful if we don’t know the extent to which a particular observation that’s found in one population is also true for other populations,” Dr. Charney said.
The study was funded by the National Institutes of Health. Dr. Charney and Dr. Mulle report no relevant financial relationships.
A version of this article first appeared on Medscape.com.
The genes were identified through a meta-analysis comparing gene sequences of 35,828 people with schizophrenia to 107,877 people without the condition.
The study builds on a report published last year that identified 10 genes with rare variants that are directly tied to schizophrenia risk. But that study, like most prior genetic analyses on psychiatric illnesses, was done on the DNA from people of European ancestry.
About 40% of the genetic samples included in this new work came from people of non-European ancestry, which researchers say makes it the most ethnically diverse schizophrenia genetics study to date.
Based on the findings, researchers concluded that the schizophrenia risk conferred by the rare genetic variants found on the new genes they discovered and on those previously identified is conserved across ethnicities.
The new genes, SRRM2 and AKAP11, contain rare protein-truncating variants (PTVs) that investigators say could be the cause of schizophrenia in some patients. The results could have significant implications for drug development.
“It’s not curing the illness, but it is taking us a step closer so that we’re able to say that this may be the cause of the illness in a particular patient,” senior investigator Alexander Charney, MD, PhD, associate professor of psychiatry, genetics and genomic sciences, neuroscience, and neurosurgery, at Icahn School of Medicine at Mount Sinai, New York, said in an interview.
The findings were published online in Nature Genetics.
Schizophrenia’s genetic architecture
Prior studies suggest the genetic architecture of schizophrenia may be influenced by common single-nucleotide polymorphisms, copy number variants and rare PTVs.
Investigators note that rare PTVs are important because they can link disease risk directly to individual genes. But identifying the PTVs and the genes that harbor them requires large patient cohorts, far bigger than any single institution can provide.
Dr. Charney and other researchers are part of the Psychiatric Genomics Consortium, a collaboration of researchers from hundreds of institutions around the world established in 2007 to create large cohorts for genetic studies of psychiatric disease.
For this study, investigators sequenced a new cohort of 11,580 schizophrenia cases and 10,555 controls of diverse ancestries. The analysis showed that the findings previously established in predominantly European cohorts extended to non-European populations.
They then conducted a meta-analysis of the new cohort combined with datasets from earlier studies, creating a pooled sample of 35,828 cases and 107,877 controls.
This meta-analysis revealed two new genes linked to schizophrenia, SRRM2 and AKAP11. The third gene flagged in the study, PCLO, was previously implicated in schizophrenia but is now identified as having a shared risk for schizophrenia and autism.
The rare PVTs on the 12 genes identified so far through this type of study are probably only involved in a small fraction of schizophrenia cases, Dr. Charney acknowledged. However, the discovery could lead to new treatments that could benefit all patients with the disease, he added.
“There are multiple pathways to psychosis and there’s also multiple pathways to treat psychosis,” Dr. Charney said. “There’s reason to believe if you can find a mechanism by which a human being could develop a psychosis, then reversing that mechanism could help a lot of people who have psychosis for another reason.”
Importance of diverse cohorts
Commenting on the findings, Jennifer Gladys Mulle, MHS, PhD, associate professor of psychiatry at the Robert Wood Johnson Medical School at Rutgers University, Piscataway, N.J., noted that while genetic discoveries have led to new therapies in other medical conditions, that has not been the case with schizophrenia.
“In other disorders, having genetic findings have really opened a window into the molecular mechanisms, which has allowed us to develop pharmaceuticals and understand the disease process better,” said Dr. Mulle, who was not part of this study. “But because we haven’t had that in schizophrenia, it’s really held us back. Having genetic variants associated with schizophrenia may really help us understand the mechanism.”
The inclusion of diverse populations is also a key contribution of this study, Dr. Mulle added.
“So far a lot of the work we’ve done in genetics has been on people of European ancestry,” Dr. Mulle said. “The fact that they have found results that are generalizable across multiple ethnicities really suggests that if we develop pharmaceutical agents based on these findings, it will help many people.”
More attention has been paid recently to a growing problem in the study of genetics of psychiatric disorders: More than 95% of participants in genome-wide association studies that seek to identify gene variants linked to disease are of European ancestry.
Dr. Charney and his colleagues had that in mind when they designed the study.
“We can’t get to a place where genetics is clinically useful if we don’t know the extent to which a particular observation that’s found in one population is also true for other populations,” Dr. Charney said.
The study was funded by the National Institutes of Health. Dr. Charney and Dr. Mulle report no relevant financial relationships.
A version of this article first appeared on Medscape.com.
The genes were identified through a meta-analysis comparing gene sequences of 35,828 people with schizophrenia to 107,877 people without the condition.
The study builds on a report published last year that identified 10 genes with rare variants that are directly tied to schizophrenia risk. But that study, like most prior genetic analyses on psychiatric illnesses, was done on the DNA from people of European ancestry.
About 40% of the genetic samples included in this new work came from people of non-European ancestry, which researchers say makes it the most ethnically diverse schizophrenia genetics study to date.
Based on the findings, researchers concluded that the schizophrenia risk conferred by the rare genetic variants found on the new genes they discovered and on those previously identified is conserved across ethnicities.
The new genes, SRRM2 and AKAP11, contain rare protein-truncating variants (PTVs) that investigators say could be the cause of schizophrenia in some patients. The results could have significant implications for drug development.
“It’s not curing the illness, but it is taking us a step closer so that we’re able to say that this may be the cause of the illness in a particular patient,” senior investigator Alexander Charney, MD, PhD, associate professor of psychiatry, genetics and genomic sciences, neuroscience, and neurosurgery, at Icahn School of Medicine at Mount Sinai, New York, said in an interview.
The findings were published online in Nature Genetics.
Schizophrenia’s genetic architecture
Prior studies suggest the genetic architecture of schizophrenia may be influenced by common single-nucleotide polymorphisms, copy number variants and rare PTVs.
Investigators note that rare PTVs are important because they can link disease risk directly to individual genes. But identifying the PTVs and the genes that harbor them requires large patient cohorts, far bigger than any single institution can provide.
Dr. Charney and other researchers are part of the Psychiatric Genomics Consortium, a collaboration of researchers from hundreds of institutions around the world established in 2007 to create large cohorts for genetic studies of psychiatric disease.
For this study, investigators sequenced a new cohort of 11,580 schizophrenia cases and 10,555 controls of diverse ancestries. The analysis showed that the findings previously established in predominantly European cohorts extended to non-European populations.
They then conducted a meta-analysis of the new cohort combined with datasets from earlier studies, creating a pooled sample of 35,828 cases and 107,877 controls.
This meta-analysis revealed two new genes linked to schizophrenia, SRRM2 and AKAP11. The third gene flagged in the study, PCLO, was previously implicated in schizophrenia but is now identified as having a shared risk for schizophrenia and autism.
The rare PVTs on the 12 genes identified so far through this type of study are probably only involved in a small fraction of schizophrenia cases, Dr. Charney acknowledged. However, the discovery could lead to new treatments that could benefit all patients with the disease, he added.
“There are multiple pathways to psychosis and there’s also multiple pathways to treat psychosis,” Dr. Charney said. “There’s reason to believe if you can find a mechanism by which a human being could develop a psychosis, then reversing that mechanism could help a lot of people who have psychosis for another reason.”
Importance of diverse cohorts
Commenting on the findings, Jennifer Gladys Mulle, MHS, PhD, associate professor of psychiatry at the Robert Wood Johnson Medical School at Rutgers University, Piscataway, N.J., noted that while genetic discoveries have led to new therapies in other medical conditions, that has not been the case with schizophrenia.
“In other disorders, having genetic findings have really opened a window into the molecular mechanisms, which has allowed us to develop pharmaceuticals and understand the disease process better,” said Dr. Mulle, who was not part of this study. “But because we haven’t had that in schizophrenia, it’s really held us back. Having genetic variants associated with schizophrenia may really help us understand the mechanism.”
The inclusion of diverse populations is also a key contribution of this study, Dr. Mulle added.
“So far a lot of the work we’ve done in genetics has been on people of European ancestry,” Dr. Mulle said. “The fact that they have found results that are generalizable across multiple ethnicities really suggests that if we develop pharmaceutical agents based on these findings, it will help many people.”
More attention has been paid recently to a growing problem in the study of genetics of psychiatric disorders: More than 95% of participants in genome-wide association studies that seek to identify gene variants linked to disease are of European ancestry.
Dr. Charney and his colleagues had that in mind when they designed the study.
“We can’t get to a place where genetics is clinically useful if we don’t know the extent to which a particular observation that’s found in one population is also true for other populations,” Dr. Charney said.
The study was funded by the National Institutes of Health. Dr. Charney and Dr. Mulle report no relevant financial relationships.
A version of this article first appeared on Medscape.com.
FROM NATURE GENETICS
Tooth loss and diabetes together hasten mental decline
most specifically in those 65-74 years of age, new findings suggest.
The data come from a 12-year follow-up of older adults in a nationally representative U.S. survey.
“From a clinical perspective, our study demonstrates the importance of improving access to dental health care and integrating primary dental and medical care. Health care professionals and family caregivers should pay close attention to the cognitive status of diabetic older adults with poor oral health status,” lead author Bei Wu, PhD, of New York University, said in an interview. Dr. Wu is the Dean’s Professor in Global Health and codirector of the NYU Aging Incubator.
Moreover, said Dr. Wu: “For individuals with both poor oral health and diabetes, regular dental visits should be encouraged in addition to adherence to the diabetes self-care protocol.”
Diabetes has long been recognized as a risk factor for cognitive decline, but the findings have been inconsistent for different age groups. Tooth loss has also been linked to cognitive decline and dementia, as well as diabetes.
The mechanisms aren’t entirely clear, but “co-occurring diabetes and poor oral health may increase the risk for dementia, possibly via the potentially interrelated pathways of chronic inflammation and cardiovascular risk factors,” Dr. Wu said.
The new study, published in the Journal of Dental Research, is the first to examine the relationships between all three conditions by age group.
Diabetes, edentulism, and cognitive decline
The data came from a total of 9,948 participants in the Health and Retirement Study (HRS) from 2006 to 2018. At baseline, 5,440 participants were aged 65-74 years, 3,300 were aged 75-84, and 1,208 were aged 85 years or older.
They were assessed every 2 years using the 35-point Telephone Survey for Cognitive Status, which included tests of immediate and delayed word recall, repeated subtracting by 7, counting backward from 20, naming objects, and naming the president and vice president of the U.S. As might be expected, the youngest group scored the highest, averaging 23 points, while the oldest group scored lowest, at 18.5 points.
Participants were also asked if they had ever been told by a doctor that they have diabetes. Another question was: “Have you lost all of your upper and lower natural permanent teeth?”
The condition of having no teeth is known as edentulism.
The percentages of participants who reported having both diabetes and edentulism were 6.0%, 6.7%, and 5.0% for those aged 65-74 years, 75-84 years, and 85 years or older, respectively. The proportions with neither of those conditions were 63.5%, 60.4%, and 58.3% in those three age groups, respectively (P < .001).
Compared with their counterparts with neither diabetes nor edentulism at baseline, older adults with both conditions aged 65-74 years (P < .001) and aged 75-84 years had worse cognitive function (P < .001).
In terms of the rate of cognitive decline, compared with those with neither condition from the same age cohort, older adults aged 65-74 years with both conditions declined at a higher rate (P < .001).
Having diabetes alone led to accelerated cognitive decline in older adults aged 65-74 years (P < .001). Having edentulism alone led to accelerated decline in older adults aged 65-74 years (P < .001) and older adults aged 75-84 years (P < 0.01).
“Our study finds the co-occurrence of diabetes and edentulism led to a worse cognitive function and a faster cognitive decline in older adults aged 65-74 years,” say Wu and colleagues.
Study limitations: Better data needed
The study has several limitations, most of them due to the data source. For example, while the HRS collects detailed information on cognitive status, edentulism is its only measure of oral health. There were no data on whether individuals had replacements such as dentures or implants that would affect their ability to eat, which could influence other health factors.
“I have made repeated appeals for federal funding to collect more oral health-related information in large national surveys,” Dr. Wu told this news organization.
Similarly, assessments of diabetes status such as hemoglobin A1c were only available for small subsets and not sufficient to demonstrate statistical significance, she explained.
Dr. Wu suggested that both oral health and cognitive screening might be included in the “Welcome to Medicare” preventive visit. In addition, “Oral hygiene practice should also be highlighted to improve cognitive health. Developing dental care interventions and programs are needed for reducing the societal cost of dementia.”
The study was partially supported by the National Institutes of Health. The authors have reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
most specifically in those 65-74 years of age, new findings suggest.
The data come from a 12-year follow-up of older adults in a nationally representative U.S. survey.
“From a clinical perspective, our study demonstrates the importance of improving access to dental health care and integrating primary dental and medical care. Health care professionals and family caregivers should pay close attention to the cognitive status of diabetic older adults with poor oral health status,” lead author Bei Wu, PhD, of New York University, said in an interview. Dr. Wu is the Dean’s Professor in Global Health and codirector of the NYU Aging Incubator.
Moreover, said Dr. Wu: “For individuals with both poor oral health and diabetes, regular dental visits should be encouraged in addition to adherence to the diabetes self-care protocol.”
Diabetes has long been recognized as a risk factor for cognitive decline, but the findings have been inconsistent for different age groups. Tooth loss has also been linked to cognitive decline and dementia, as well as diabetes.
The mechanisms aren’t entirely clear, but “co-occurring diabetes and poor oral health may increase the risk for dementia, possibly via the potentially interrelated pathways of chronic inflammation and cardiovascular risk factors,” Dr. Wu said.
The new study, published in the Journal of Dental Research, is the first to examine the relationships between all three conditions by age group.
Diabetes, edentulism, and cognitive decline
The data came from a total of 9,948 participants in the Health and Retirement Study (HRS) from 2006 to 2018. At baseline, 5,440 participants were aged 65-74 years, 3,300 were aged 75-84, and 1,208 were aged 85 years or older.
They were assessed every 2 years using the 35-point Telephone Survey for Cognitive Status, which included tests of immediate and delayed word recall, repeated subtracting by 7, counting backward from 20, naming objects, and naming the president and vice president of the U.S. As might be expected, the youngest group scored the highest, averaging 23 points, while the oldest group scored lowest, at 18.5 points.
Participants were also asked if they had ever been told by a doctor that they have diabetes. Another question was: “Have you lost all of your upper and lower natural permanent teeth?”
The condition of having no teeth is known as edentulism.
The percentages of participants who reported having both diabetes and edentulism were 6.0%, 6.7%, and 5.0% for those aged 65-74 years, 75-84 years, and 85 years or older, respectively. The proportions with neither of those conditions were 63.5%, 60.4%, and 58.3% in those three age groups, respectively (P < .001).
Compared with their counterparts with neither diabetes nor edentulism at baseline, older adults with both conditions aged 65-74 years (P < .001) and aged 75-84 years had worse cognitive function (P < .001).
In terms of the rate of cognitive decline, compared with those with neither condition from the same age cohort, older adults aged 65-74 years with both conditions declined at a higher rate (P < .001).
Having diabetes alone led to accelerated cognitive decline in older adults aged 65-74 years (P < .001). Having edentulism alone led to accelerated decline in older adults aged 65-74 years (P < .001) and older adults aged 75-84 years (P < 0.01).
“Our study finds the co-occurrence of diabetes and edentulism led to a worse cognitive function and a faster cognitive decline in older adults aged 65-74 years,” say Wu and colleagues.
Study limitations: Better data needed
The study has several limitations, most of them due to the data source. For example, while the HRS collects detailed information on cognitive status, edentulism is its only measure of oral health. There were no data on whether individuals had replacements such as dentures or implants that would affect their ability to eat, which could influence other health factors.
“I have made repeated appeals for federal funding to collect more oral health-related information in large national surveys,” Dr. Wu told this news organization.
Similarly, assessments of diabetes status such as hemoglobin A1c were only available for small subsets and not sufficient to demonstrate statistical significance, she explained.
Dr. Wu suggested that both oral health and cognitive screening might be included in the “Welcome to Medicare” preventive visit. In addition, “Oral hygiene practice should also be highlighted to improve cognitive health. Developing dental care interventions and programs are needed for reducing the societal cost of dementia.”
The study was partially supported by the National Institutes of Health. The authors have reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
most specifically in those 65-74 years of age, new findings suggest.
The data come from a 12-year follow-up of older adults in a nationally representative U.S. survey.
“From a clinical perspective, our study demonstrates the importance of improving access to dental health care and integrating primary dental and medical care. Health care professionals and family caregivers should pay close attention to the cognitive status of diabetic older adults with poor oral health status,” lead author Bei Wu, PhD, of New York University, said in an interview. Dr. Wu is the Dean’s Professor in Global Health and codirector of the NYU Aging Incubator.
Moreover, said Dr. Wu: “For individuals with both poor oral health and diabetes, regular dental visits should be encouraged in addition to adherence to the diabetes self-care protocol.”
Diabetes has long been recognized as a risk factor for cognitive decline, but the findings have been inconsistent for different age groups. Tooth loss has also been linked to cognitive decline and dementia, as well as diabetes.
The mechanisms aren’t entirely clear, but “co-occurring diabetes and poor oral health may increase the risk for dementia, possibly via the potentially interrelated pathways of chronic inflammation and cardiovascular risk factors,” Dr. Wu said.
The new study, published in the Journal of Dental Research, is the first to examine the relationships between all three conditions by age group.
Diabetes, edentulism, and cognitive decline
The data came from a total of 9,948 participants in the Health and Retirement Study (HRS) from 2006 to 2018. At baseline, 5,440 participants were aged 65-74 years, 3,300 were aged 75-84, and 1,208 were aged 85 years or older.
They were assessed every 2 years using the 35-point Telephone Survey for Cognitive Status, which included tests of immediate and delayed word recall, repeated subtracting by 7, counting backward from 20, naming objects, and naming the president and vice president of the U.S. As might be expected, the youngest group scored the highest, averaging 23 points, while the oldest group scored lowest, at 18.5 points.
Participants were also asked if they had ever been told by a doctor that they have diabetes. Another question was: “Have you lost all of your upper and lower natural permanent teeth?”
The condition of having no teeth is known as edentulism.
The percentages of participants who reported having both diabetes and edentulism were 6.0%, 6.7%, and 5.0% for those aged 65-74 years, 75-84 years, and 85 years or older, respectively. The proportions with neither of those conditions were 63.5%, 60.4%, and 58.3% in those three age groups, respectively (P < .001).
Compared with their counterparts with neither diabetes nor edentulism at baseline, older adults with both conditions aged 65-74 years (P < .001) and aged 75-84 years had worse cognitive function (P < .001).
In terms of the rate of cognitive decline, compared with those with neither condition from the same age cohort, older adults aged 65-74 years with both conditions declined at a higher rate (P < .001).
Having diabetes alone led to accelerated cognitive decline in older adults aged 65-74 years (P < .001). Having edentulism alone led to accelerated decline in older adults aged 65-74 years (P < .001) and older adults aged 75-84 years (P < 0.01).
“Our study finds the co-occurrence of diabetes and edentulism led to a worse cognitive function and a faster cognitive decline in older adults aged 65-74 years,” say Wu and colleagues.
Study limitations: Better data needed
The study has several limitations, most of them due to the data source. For example, while the HRS collects detailed information on cognitive status, edentulism is its only measure of oral health. There were no data on whether individuals had replacements such as dentures or implants that would affect their ability to eat, which could influence other health factors.
“I have made repeated appeals for federal funding to collect more oral health-related information in large national surveys,” Dr. Wu told this news organization.
Similarly, assessments of diabetes status such as hemoglobin A1c were only available for small subsets and not sufficient to demonstrate statistical significance, she explained.
Dr. Wu suggested that both oral health and cognitive screening might be included in the “Welcome to Medicare” preventive visit. In addition, “Oral hygiene practice should also be highlighted to improve cognitive health. Developing dental care interventions and programs are needed for reducing the societal cost of dementia.”
The study was partially supported by the National Institutes of Health. The authors have reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
FROM THE JOURNAL OF DENTAL RESEARCH
Watch for buprenorphine ‘spiking’ in urine drug tests
Urine drug testing can be valuable for monitoring patients undergoing treatment with buprenorphine for opioid use disorder (OUD). However, some patients alter their test results by adding buprenorphine directly to their urine sample to imply adherence, a new study shows.
“I anticipate a much-needed increase” in the number of people gaining access to buprenorphine therapy, given elimination of the X waiver, first author Jarratt D. Pytell, MD, with University of Colorado at Denver, Aurora, said in a statement.
“New prescribers of buprenorphine will need to learn how to conduct the increasingly complex initiation of treatment and then gauge whether it is successful or not,” added Dr. Pytell, a general internist and addiction medicine specialist.
“Spiking suggests that treatment is not working – especially in patients continuing illicit drug use. Detecting spiking allows clinicians to adjust or intensify the treatment plan,” Dr. Pytell said in an interview.
The study was published online in JAMA Psychiatry.
A sign of elevated patient risk
In a cross-sectional study using Millennium Health’s proprietary urine drug test (UDT) database, researchers analyzed 507,735 urine specimens from 58,476 OUD patients collected between January 2017 and April 2022.
A total of 9546 (1.9%) specimens from 4,550 patients (7.6%) were suggestive of spiking.
UDT specimens suggestive of spiking had two times the odds of being positive for other opioids (fentanyl or heroin), compared with opioid negative samples.
UDT specimens obtained from primary care clinics, from patients aged 35-44 years, and from patients living in the South Atlantic region of the United States were also more likely to be suggestive of buprenorphine spiking.
“Our study demonstrated that a buprenorphine to norbuprenorphine ratio of less than 0.02 indicates the possibility of spiking,” Dr. Pytell said in an interview.
“Nevertheless, it is important to note that this cutoff is not a definitive standard and further controlled studies are necessary to determine its predictive value for spiking. But recognizing possible spiking is very important since it demonstrates a point of elevated risk for the patient and the treatment approach should be reconsidered,” Dr. Pytell said.
“At Millennium Health, we have been tracking the enormity of the drug use crisis. This study suggests that spiking is an important patient safety issue, and it is not uncommon,” study coauthor Eric Dawson, PharmD, vice president of clinical affairs, Millennium Health, said in a statement.
“Detection of spiking requires definitive drug testing. Immunoassay-based, point-of-care tests cannot detect spiking because they are generally incapable of quantitative analysis and differentiating buprenorphine from norbuprenorphine,” Dr. Dawson said.
Best practices?
“We need to develop best practices specific for this situation where a patient has added buprenorphine to the urine drug test specimen,” said Dr. Pytell.
“As with all unexpected findings, it is crucial for clinicians to approach this finding in a nonjudgmental manner and work with the patient to understand what might have motivated them to alter their urine specimen,” he added.
Dr. Pytell said a common reaction for clinicians might be to discontinue treatment. However, this is actually a time to try and engage with the patient.
“Clinicians should work collaboratively with patients to identify potential reasons for spiking and determine what changes may need to be made to better support the patient’s recovery,” Dr. Pytell said.
“This could include more frequent monitoring or referral to a higher level of care. In addition, clinicians should be aware that patients who engage in spiking may be experiencing other challenges that impact their ability to adhere to treatment, such as inadequate housing, mental health issues, or financial strain. Addressing these underlying issues may help patients overcome barriers to treatment adherence and reduce the likelihood of future spiking,” Dr. Pytell said.
This study was supported by Millennium Health. The authors have no relevant disclosures.
A version of this article first appeared on Medscape.com.
Urine drug testing can be valuable for monitoring patients undergoing treatment with buprenorphine for opioid use disorder (OUD). However, some patients alter their test results by adding buprenorphine directly to their urine sample to imply adherence, a new study shows.
“I anticipate a much-needed increase” in the number of people gaining access to buprenorphine therapy, given elimination of the X waiver, first author Jarratt D. Pytell, MD, with University of Colorado at Denver, Aurora, said in a statement.
“New prescribers of buprenorphine will need to learn how to conduct the increasingly complex initiation of treatment and then gauge whether it is successful or not,” added Dr. Pytell, a general internist and addiction medicine specialist.
“Spiking suggests that treatment is not working – especially in patients continuing illicit drug use. Detecting spiking allows clinicians to adjust or intensify the treatment plan,” Dr. Pytell said in an interview.
The study was published online in JAMA Psychiatry.
A sign of elevated patient risk
In a cross-sectional study using Millennium Health’s proprietary urine drug test (UDT) database, researchers analyzed 507,735 urine specimens from 58,476 OUD patients collected between January 2017 and April 2022.
A total of 9546 (1.9%) specimens from 4,550 patients (7.6%) were suggestive of spiking.
UDT specimens suggestive of spiking had two times the odds of being positive for other opioids (fentanyl or heroin), compared with opioid negative samples.
UDT specimens obtained from primary care clinics, from patients aged 35-44 years, and from patients living in the South Atlantic region of the United States were also more likely to be suggestive of buprenorphine spiking.
“Our study demonstrated that a buprenorphine to norbuprenorphine ratio of less than 0.02 indicates the possibility of spiking,” Dr. Pytell said in an interview.
“Nevertheless, it is important to note that this cutoff is not a definitive standard and further controlled studies are necessary to determine its predictive value for spiking. But recognizing possible spiking is very important since it demonstrates a point of elevated risk for the patient and the treatment approach should be reconsidered,” Dr. Pytell said.
“At Millennium Health, we have been tracking the enormity of the drug use crisis. This study suggests that spiking is an important patient safety issue, and it is not uncommon,” study coauthor Eric Dawson, PharmD, vice president of clinical affairs, Millennium Health, said in a statement.
“Detection of spiking requires definitive drug testing. Immunoassay-based, point-of-care tests cannot detect spiking because they are generally incapable of quantitative analysis and differentiating buprenorphine from norbuprenorphine,” Dr. Dawson said.
Best practices?
“We need to develop best practices specific for this situation where a patient has added buprenorphine to the urine drug test specimen,” said Dr. Pytell.
“As with all unexpected findings, it is crucial for clinicians to approach this finding in a nonjudgmental manner and work with the patient to understand what might have motivated them to alter their urine specimen,” he added.
Dr. Pytell said a common reaction for clinicians might be to discontinue treatment. However, this is actually a time to try and engage with the patient.
“Clinicians should work collaboratively with patients to identify potential reasons for spiking and determine what changes may need to be made to better support the patient’s recovery,” Dr. Pytell said.
“This could include more frequent monitoring or referral to a higher level of care. In addition, clinicians should be aware that patients who engage in spiking may be experiencing other challenges that impact their ability to adhere to treatment, such as inadequate housing, mental health issues, or financial strain. Addressing these underlying issues may help patients overcome barriers to treatment adherence and reduce the likelihood of future spiking,” Dr. Pytell said.
This study was supported by Millennium Health. The authors have no relevant disclosures.
A version of this article first appeared on Medscape.com.
Urine drug testing can be valuable for monitoring patients undergoing treatment with buprenorphine for opioid use disorder (OUD). However, some patients alter their test results by adding buprenorphine directly to their urine sample to imply adherence, a new study shows.
“I anticipate a much-needed increase” in the number of people gaining access to buprenorphine therapy, given elimination of the X waiver, first author Jarratt D. Pytell, MD, with University of Colorado at Denver, Aurora, said in a statement.
“New prescribers of buprenorphine will need to learn how to conduct the increasingly complex initiation of treatment and then gauge whether it is successful or not,” added Dr. Pytell, a general internist and addiction medicine specialist.
“Spiking suggests that treatment is not working – especially in patients continuing illicit drug use. Detecting spiking allows clinicians to adjust or intensify the treatment plan,” Dr. Pytell said in an interview.
The study was published online in JAMA Psychiatry.
A sign of elevated patient risk
In a cross-sectional study using Millennium Health’s proprietary urine drug test (UDT) database, researchers analyzed 507,735 urine specimens from 58,476 OUD patients collected between January 2017 and April 2022.
A total of 9546 (1.9%) specimens from 4,550 patients (7.6%) were suggestive of spiking.
UDT specimens suggestive of spiking had two times the odds of being positive for other opioids (fentanyl or heroin), compared with opioid negative samples.
UDT specimens obtained from primary care clinics, from patients aged 35-44 years, and from patients living in the South Atlantic region of the United States were also more likely to be suggestive of buprenorphine spiking.
“Our study demonstrated that a buprenorphine to norbuprenorphine ratio of less than 0.02 indicates the possibility of spiking,” Dr. Pytell said in an interview.
“Nevertheless, it is important to note that this cutoff is not a definitive standard and further controlled studies are necessary to determine its predictive value for spiking. But recognizing possible spiking is very important since it demonstrates a point of elevated risk for the patient and the treatment approach should be reconsidered,” Dr. Pytell said.
“At Millennium Health, we have been tracking the enormity of the drug use crisis. This study suggests that spiking is an important patient safety issue, and it is not uncommon,” study coauthor Eric Dawson, PharmD, vice president of clinical affairs, Millennium Health, said in a statement.
“Detection of spiking requires definitive drug testing. Immunoassay-based, point-of-care tests cannot detect spiking because they are generally incapable of quantitative analysis and differentiating buprenorphine from norbuprenorphine,” Dr. Dawson said.
Best practices?
“We need to develop best practices specific for this situation where a patient has added buprenorphine to the urine drug test specimen,” said Dr. Pytell.
“As with all unexpected findings, it is crucial for clinicians to approach this finding in a nonjudgmental manner and work with the patient to understand what might have motivated them to alter their urine specimen,” he added.
Dr. Pytell said a common reaction for clinicians might be to discontinue treatment. However, this is actually a time to try and engage with the patient.
“Clinicians should work collaboratively with patients to identify potential reasons for spiking and determine what changes may need to be made to better support the patient’s recovery,” Dr. Pytell said.
“This could include more frequent monitoring or referral to a higher level of care. In addition, clinicians should be aware that patients who engage in spiking may be experiencing other challenges that impact their ability to adhere to treatment, such as inadequate housing, mental health issues, or financial strain. Addressing these underlying issues may help patients overcome barriers to treatment adherence and reduce the likelihood of future spiking,” Dr. Pytell said.
This study was supported by Millennium Health. The authors have no relevant disclosures.
A version of this article first appeared on Medscape.com.
FROM JAMA PSYCHIATRY
Mortality risk in epilepsy: New data
new research shows.
“To our knowledge, this is the only study that has assessed the cause-specific mortality risk among people with epilepsy according to age and disease course,” investigators led by Seo-Young Lee, MD, PhD, of Kangwon National University, Chuncheon, South Korea, write. “Understanding cause-specific mortality risk, particularly the risk of external causes, is important because they are mostly preventable.”
The findings were published online in Neurology.
Higher mortality risk
For the study, researchers analyzed data from the National Health Insurance Service database in Korea from 2006 to 2017 and vital statistics from Statistics Korea from 2008 to 2017.
The study population included 138,998 patients with newly treated epilepsy, with an average at diagnosis of 48.6 years.
Over 665,928 person years of follow-up (mean follow-up, 4.79 years), 20.095 patients died.
People with epilepsy had more than twice the risk for death, compared with the overall population (standardized mortality ratio, 2.25; 95% confidence interval, 2.22-2.28). Mortality was highest in children aged 4 years or younger and was higher in the first year after diagnosis and in women at all age points.
People with epilepsy had a higher mortality risk, compared with the general public, regardless of how many anti-seizure medications they were taking. Those taking only one medication had a 156% higher risk for death (SMR, 1.56; 95% CI, 1.53-1.60), compared with 493% higher risk in those taking four or more medications (SMR, 4.93; 95% CI, 4.76-5.10).
Where patients lived also played a role in mortality risk. Living in a rural area was associated with a 247% higher risk for death, compared with people without epilepsy who lived in the same area (SMR, 2.47; 95% CI, 2.41-2.53), and the risk was 203% higher risk among those living in urban centers (SMR, 2.03; 95% CI, 1.98-2.09).
Although people with comorbidities had higher mortality rates, even those without any other health conditions had a 161% higher risk for death, compared with people without epilepsy (SMR, 1.61; 95% CI, 1.50-1.72).
Causes of death
The most frequent causes of death were malignant neoplasm and cerebrovascular disease, which researchers noted are thought to be underlying causes of epilepsy.
Among external causes of death, suicide was the most common cause (2.6%). The suicide rate was highest among younger patients and gradually decreased with age.
Deaths tied directly to epilepsy, transport accidents, or falls were lower in this study than had been previously reported, which may be due to adequate seizure control or because the number of older people with epilepsy and comorbidities is higher in Korea than that reported in other countries.
“To reduce mortality in people with epilepsy, comprehensive efforts [are needed], including a national policy against stigma of epilepsy and clinicians’ total management such as risk stratification, education about injury prevention, and monitoring for suicidal ideation with psychological intervention, as well as active control of seizures,” the authors write.
Generalizable findings
Joseph Sirven, MD, professor of neurology at Mayo Clinic Florida, Jacksonville, said that although the study included only Korean patients, the findings are applicable to other counties.
That researchers found patients with epilepsy were more than twice as likely to die prematurely, compared with the general population wasn’t particularly surprising, Dr. Sirven said.
“What struck me the most was the fact that even patients who were on a single drug and seemingly well controlled also had excess mortality reported,” Dr. Sirven said. “That these risks occur should be part of what we tell all patients with epilepsy so that they can better arm themselves with information and help to address some of the risks that this study showed.”
Another important finding is the risk for suicide in patients with epilepsy, especially those who are newly diagnosed, he said.
“When we treat a patient with epilepsy, it should not just be about seizures, but we need to inquire about the psychiatric comorbidities and more importantly manage them in a comprehensive manner,” Dr. Sirven said.
The study was funded by Soonchunhyang University Research Fund and the Korea Health Technology R&D Project. The study authors and Dr. Sirven report no relevant financial conflicts.
A version of this article first appeared on Medscape.com.
new research shows.
“To our knowledge, this is the only study that has assessed the cause-specific mortality risk among people with epilepsy according to age and disease course,” investigators led by Seo-Young Lee, MD, PhD, of Kangwon National University, Chuncheon, South Korea, write. “Understanding cause-specific mortality risk, particularly the risk of external causes, is important because they are mostly preventable.”
The findings were published online in Neurology.
Higher mortality risk
For the study, researchers analyzed data from the National Health Insurance Service database in Korea from 2006 to 2017 and vital statistics from Statistics Korea from 2008 to 2017.
The study population included 138,998 patients with newly treated epilepsy, with an average at diagnosis of 48.6 years.
Over 665,928 person years of follow-up (mean follow-up, 4.79 years), 20.095 patients died.
People with epilepsy had more than twice the risk for death, compared with the overall population (standardized mortality ratio, 2.25; 95% confidence interval, 2.22-2.28). Mortality was highest in children aged 4 years or younger and was higher in the first year after diagnosis and in women at all age points.
People with epilepsy had a higher mortality risk, compared with the general public, regardless of how many anti-seizure medications they were taking. Those taking only one medication had a 156% higher risk for death (SMR, 1.56; 95% CI, 1.53-1.60), compared with 493% higher risk in those taking four or more medications (SMR, 4.93; 95% CI, 4.76-5.10).
Where patients lived also played a role in mortality risk. Living in a rural area was associated with a 247% higher risk for death, compared with people without epilepsy who lived in the same area (SMR, 2.47; 95% CI, 2.41-2.53), and the risk was 203% higher risk among those living in urban centers (SMR, 2.03; 95% CI, 1.98-2.09).
Although people with comorbidities had higher mortality rates, even those without any other health conditions had a 161% higher risk for death, compared with people without epilepsy (SMR, 1.61; 95% CI, 1.50-1.72).
Causes of death
The most frequent causes of death were malignant neoplasm and cerebrovascular disease, which researchers noted are thought to be underlying causes of epilepsy.
Among external causes of death, suicide was the most common cause (2.6%). The suicide rate was highest among younger patients and gradually decreased with age.
Deaths tied directly to epilepsy, transport accidents, or falls were lower in this study than had been previously reported, which may be due to adequate seizure control or because the number of older people with epilepsy and comorbidities is higher in Korea than that reported in other countries.
“To reduce mortality in people with epilepsy, comprehensive efforts [are needed], including a national policy against stigma of epilepsy and clinicians’ total management such as risk stratification, education about injury prevention, and monitoring for suicidal ideation with psychological intervention, as well as active control of seizures,” the authors write.
Generalizable findings
Joseph Sirven, MD, professor of neurology at Mayo Clinic Florida, Jacksonville, said that although the study included only Korean patients, the findings are applicable to other counties.
That researchers found patients with epilepsy were more than twice as likely to die prematurely, compared with the general population wasn’t particularly surprising, Dr. Sirven said.
“What struck me the most was the fact that even patients who were on a single drug and seemingly well controlled also had excess mortality reported,” Dr. Sirven said. “That these risks occur should be part of what we tell all patients with epilepsy so that they can better arm themselves with information and help to address some of the risks that this study showed.”
Another important finding is the risk for suicide in patients with epilepsy, especially those who are newly diagnosed, he said.
“When we treat a patient with epilepsy, it should not just be about seizures, but we need to inquire about the psychiatric comorbidities and more importantly manage them in a comprehensive manner,” Dr. Sirven said.
The study was funded by Soonchunhyang University Research Fund and the Korea Health Technology R&D Project. The study authors and Dr. Sirven report no relevant financial conflicts.
A version of this article first appeared on Medscape.com.
new research shows.
“To our knowledge, this is the only study that has assessed the cause-specific mortality risk among people with epilepsy according to age and disease course,” investigators led by Seo-Young Lee, MD, PhD, of Kangwon National University, Chuncheon, South Korea, write. “Understanding cause-specific mortality risk, particularly the risk of external causes, is important because they are mostly preventable.”
The findings were published online in Neurology.
Higher mortality risk
For the study, researchers analyzed data from the National Health Insurance Service database in Korea from 2006 to 2017 and vital statistics from Statistics Korea from 2008 to 2017.
The study population included 138,998 patients with newly treated epilepsy, with an average at diagnosis of 48.6 years.
Over 665,928 person years of follow-up (mean follow-up, 4.79 years), 20.095 patients died.
People with epilepsy had more than twice the risk for death, compared with the overall population (standardized mortality ratio, 2.25; 95% confidence interval, 2.22-2.28). Mortality was highest in children aged 4 years or younger and was higher in the first year after diagnosis and in women at all age points.
People with epilepsy had a higher mortality risk, compared with the general public, regardless of how many anti-seizure medications they were taking. Those taking only one medication had a 156% higher risk for death (SMR, 1.56; 95% CI, 1.53-1.60), compared with 493% higher risk in those taking four or more medications (SMR, 4.93; 95% CI, 4.76-5.10).
Where patients lived also played a role in mortality risk. Living in a rural area was associated with a 247% higher risk for death, compared with people without epilepsy who lived in the same area (SMR, 2.47; 95% CI, 2.41-2.53), and the risk was 203% higher risk among those living in urban centers (SMR, 2.03; 95% CI, 1.98-2.09).
Although people with comorbidities had higher mortality rates, even those without any other health conditions had a 161% higher risk for death, compared with people without epilepsy (SMR, 1.61; 95% CI, 1.50-1.72).
Causes of death
The most frequent causes of death were malignant neoplasm and cerebrovascular disease, which researchers noted are thought to be underlying causes of epilepsy.
Among external causes of death, suicide was the most common cause (2.6%). The suicide rate was highest among younger patients and gradually decreased with age.
Deaths tied directly to epilepsy, transport accidents, or falls were lower in this study than had been previously reported, which may be due to adequate seizure control or because the number of older people with epilepsy and comorbidities is higher in Korea than that reported in other countries.
“To reduce mortality in people with epilepsy, comprehensive efforts [are needed], including a national policy against stigma of epilepsy and clinicians’ total management such as risk stratification, education about injury prevention, and monitoring for suicidal ideation with psychological intervention, as well as active control of seizures,” the authors write.
Generalizable findings
Joseph Sirven, MD, professor of neurology at Mayo Clinic Florida, Jacksonville, said that although the study included only Korean patients, the findings are applicable to other counties.
That researchers found patients with epilepsy were more than twice as likely to die prematurely, compared with the general population wasn’t particularly surprising, Dr. Sirven said.
“What struck me the most was the fact that even patients who were on a single drug and seemingly well controlled also had excess mortality reported,” Dr. Sirven said. “That these risks occur should be part of what we tell all patients with epilepsy so that they can better arm themselves with information and help to address some of the risks that this study showed.”
Another important finding is the risk for suicide in patients with epilepsy, especially those who are newly diagnosed, he said.
“When we treat a patient with epilepsy, it should not just be about seizures, but we need to inquire about the psychiatric comorbidities and more importantly manage them in a comprehensive manner,” Dr. Sirven said.
The study was funded by Soonchunhyang University Research Fund and the Korea Health Technology R&D Project. The study authors and Dr. Sirven report no relevant financial conflicts.
A version of this article first appeared on Medscape.com.
FROM NEUROLOGY
Substance abuse disorders may share a common genetic signature
suggest new findings that researchers say could eventually lead to universal therapies to treat multiple and comorbid addictions.
“Genetics play a key role in determining health throughout our lives, but they are not destiny. Our hope with genomic studies is to further illuminate factors that may protect or predispose a person to substance use disorders – knowledge that can be used to expand preventative services and empower individuals to make informed decisions about drug use,” Nora Volkow, MD, director of the National Institute on Drug Abuse, said in news release.
“A better understanding of genetics also brings us one step closer to developing personalized interventions that are tailored to an individual’s unique biology, environment, and lived experience in order to provide the most benefits,” Dr. Volkow added.
The research was published online in Nature Mental Health.
Global research
Led by a team at the Washington University in St. Louis, the study included more than 150 collaborating investigators from around the world.
The risk of developing SUDs is influenced by a complex interplay between genetics and environmental factors. In a genomewide association study, the investigators looked for variations in the genome that were closely associated with SUDs in more than 1 million people of European ancestry and 92,630 people of African ancestry.
Among the European ancestry sample, they discovered 19 single-nucleotide polymorphisms that were significantly associated with general addiction risk and 47 genetic variants linked to specific SUDs – 9 for alcohol, 32 for tobacco, 5 for cannabis, and 1 for opioids.
The strongest gene signals consistent across the various SUDs mapped to areas in the genome involved in dopamine-signaling regulation, which reinforces the role of the dopamine system in addiction.
The genomic pattern also predicted higher risk of mental and physical illness, including psychiatric disorders, suicidal behavior, respiratory disease, heart disease, and chronic pain conditions. In children aged 9 or 10 years, presumably without any SUD, these genes correlated with parental substance use and externalizing behavior.
“Substance use disorders and mental disorders often co-occur, and we know that the most effective treatments help people address both issues at the same time. The shared genetic mechanisms between substance use and mental disorders revealed in this study underscore the importance of thinking about these disorders in tandem,” Joshua A. Gordon, MD, PhD, director of the National Institute of Mental Health, said in a news release.
Repurpose existing drugs for SUDs?
Separately, the genomic analysis of individuals of African ancestry showed only one genetic variation associated with general addiction risk and one substance-specific variation for risk of alcohol use disorder. The smaller sample size may be one reason for the more limited findings in this population.
“There is a tremendous need for treatments that target addiction generally, given patterns of the use of multiple substances, lifetime substance use, and severity seen in the clinic,” lead researcher Alexander Hatoum, PhD, at Washington University in St. Louis, said in a news release.
“Our study opens the door to identifying medications that may be leveraged to treat addiction broadly, which may be especially useful for treating more severe forms, including addiction to multiple substances,” Dr. Hatoum added.
As part of the study, the researchers compiled a list of approved and investigational pharmaceutical drugs that could potentially be repurposed to treat SUDs.
The list includes more than 100 drugs to investigate in future clinical trials, including those that can influence regulation of dopamine signaling.
This research was supported by NIDA, the National Institute on Alcohol Abuse and Alcoholism, NIMH, the Eunice Kennedy Shriver National Institute of Child Health and Human Development, and the National Institute on Aging.
A version of this article first appeared on Medscape.com.
suggest new findings that researchers say could eventually lead to universal therapies to treat multiple and comorbid addictions.
“Genetics play a key role in determining health throughout our lives, but they are not destiny. Our hope with genomic studies is to further illuminate factors that may protect or predispose a person to substance use disorders – knowledge that can be used to expand preventative services and empower individuals to make informed decisions about drug use,” Nora Volkow, MD, director of the National Institute on Drug Abuse, said in news release.
“A better understanding of genetics also brings us one step closer to developing personalized interventions that are tailored to an individual’s unique biology, environment, and lived experience in order to provide the most benefits,” Dr. Volkow added.
The research was published online in Nature Mental Health.
Global research
Led by a team at the Washington University in St. Louis, the study included more than 150 collaborating investigators from around the world.
The risk of developing SUDs is influenced by a complex interplay between genetics and environmental factors. In a genomewide association study, the investigators looked for variations in the genome that were closely associated with SUDs in more than 1 million people of European ancestry and 92,630 people of African ancestry.
Among the European ancestry sample, they discovered 19 single-nucleotide polymorphisms that were significantly associated with general addiction risk and 47 genetic variants linked to specific SUDs – 9 for alcohol, 32 for tobacco, 5 for cannabis, and 1 for opioids.
The strongest gene signals consistent across the various SUDs mapped to areas in the genome involved in dopamine-signaling regulation, which reinforces the role of the dopamine system in addiction.
The genomic pattern also predicted higher risk of mental and physical illness, including psychiatric disorders, suicidal behavior, respiratory disease, heart disease, and chronic pain conditions. In children aged 9 or 10 years, presumably without any SUD, these genes correlated with parental substance use and externalizing behavior.
“Substance use disorders and mental disorders often co-occur, and we know that the most effective treatments help people address both issues at the same time. The shared genetic mechanisms between substance use and mental disorders revealed in this study underscore the importance of thinking about these disorders in tandem,” Joshua A. Gordon, MD, PhD, director of the National Institute of Mental Health, said in a news release.
Repurpose existing drugs for SUDs?
Separately, the genomic analysis of individuals of African ancestry showed only one genetic variation associated with general addiction risk and one substance-specific variation for risk of alcohol use disorder. The smaller sample size may be one reason for the more limited findings in this population.
“There is a tremendous need for treatments that target addiction generally, given patterns of the use of multiple substances, lifetime substance use, and severity seen in the clinic,” lead researcher Alexander Hatoum, PhD, at Washington University in St. Louis, said in a news release.
“Our study opens the door to identifying medications that may be leveraged to treat addiction broadly, which may be especially useful for treating more severe forms, including addiction to multiple substances,” Dr. Hatoum added.
As part of the study, the researchers compiled a list of approved and investigational pharmaceutical drugs that could potentially be repurposed to treat SUDs.
The list includes more than 100 drugs to investigate in future clinical trials, including those that can influence regulation of dopamine signaling.
This research was supported by NIDA, the National Institute on Alcohol Abuse and Alcoholism, NIMH, the Eunice Kennedy Shriver National Institute of Child Health and Human Development, and the National Institute on Aging.
A version of this article first appeared on Medscape.com.
suggest new findings that researchers say could eventually lead to universal therapies to treat multiple and comorbid addictions.
“Genetics play a key role in determining health throughout our lives, but they are not destiny. Our hope with genomic studies is to further illuminate factors that may protect or predispose a person to substance use disorders – knowledge that can be used to expand preventative services and empower individuals to make informed decisions about drug use,” Nora Volkow, MD, director of the National Institute on Drug Abuse, said in news release.
“A better understanding of genetics also brings us one step closer to developing personalized interventions that are tailored to an individual’s unique biology, environment, and lived experience in order to provide the most benefits,” Dr. Volkow added.
The research was published online in Nature Mental Health.
Global research
Led by a team at the Washington University in St. Louis, the study included more than 150 collaborating investigators from around the world.
The risk of developing SUDs is influenced by a complex interplay between genetics and environmental factors. In a genomewide association study, the investigators looked for variations in the genome that were closely associated with SUDs in more than 1 million people of European ancestry and 92,630 people of African ancestry.
Among the European ancestry sample, they discovered 19 single-nucleotide polymorphisms that were significantly associated with general addiction risk and 47 genetic variants linked to specific SUDs – 9 for alcohol, 32 for tobacco, 5 for cannabis, and 1 for opioids.
The strongest gene signals consistent across the various SUDs mapped to areas in the genome involved in dopamine-signaling regulation, which reinforces the role of the dopamine system in addiction.
The genomic pattern also predicted higher risk of mental and physical illness, including psychiatric disorders, suicidal behavior, respiratory disease, heart disease, and chronic pain conditions. In children aged 9 or 10 years, presumably without any SUD, these genes correlated with parental substance use and externalizing behavior.
“Substance use disorders and mental disorders often co-occur, and we know that the most effective treatments help people address both issues at the same time. The shared genetic mechanisms between substance use and mental disorders revealed in this study underscore the importance of thinking about these disorders in tandem,” Joshua A. Gordon, MD, PhD, director of the National Institute of Mental Health, said in a news release.
Repurpose existing drugs for SUDs?
Separately, the genomic analysis of individuals of African ancestry showed only one genetic variation associated with general addiction risk and one substance-specific variation for risk of alcohol use disorder. The smaller sample size may be one reason for the more limited findings in this population.
“There is a tremendous need for treatments that target addiction generally, given patterns of the use of multiple substances, lifetime substance use, and severity seen in the clinic,” lead researcher Alexander Hatoum, PhD, at Washington University in St. Louis, said in a news release.
“Our study opens the door to identifying medications that may be leveraged to treat addiction broadly, which may be especially useful for treating more severe forms, including addiction to multiple substances,” Dr. Hatoum added.
As part of the study, the researchers compiled a list of approved and investigational pharmaceutical drugs that could potentially be repurposed to treat SUDs.
The list includes more than 100 drugs to investigate in future clinical trials, including those that can influence regulation of dopamine signaling.
This research was supported by NIDA, the National Institute on Alcohol Abuse and Alcoholism, NIMH, the Eunice Kennedy Shriver National Institute of Child Health and Human Development, and the National Institute on Aging.
A version of this article first appeared on Medscape.com.
FROM NATURE MENTAL HEALTH
Nurse makes millions selling her licensing exam study sheets
Ms. Beggs, 28, sells one-page study sheets or bundles of sheets, sometimes with colorful drawings, conversation bubbles and underlining, that boil down concepts for particular conditions into easy-to-understand language.
The biggest seller on Ms. Beggs’ online marketplace Etsy site, RNExplained, is a bundle of study guides covering eight core nursing classes. The notes range in price from $2 to $150. More than 70,000 customers have bought the $60 bundle, according to the website.
Ms. Beggs’ business developed in a “very unintentional” way when COVID hit with just months left in her nursing program at Mount Saint Mary’s University, Los Angeles, she told this news organization.
Classes had switched to Zoom, and she had no one to study with as she prepared to take her board exams.
“The best way I know how to study is to teach things out loud. But because I had nobody to teach out loud to, I would literally teach them to the wall,” Ms. Beggs said. “I would record myself so I could play it back and teach myself these topics that were hard for me to understand.”
Just for fun, she says, she posted them on TikTok and the responses started flowing in, with followers asking where she was selling the sheets. She now has more than 660,000 TikTok followers and 9 million likes.
Ms. Beggs said that every sheet highlights a condition, and she has made 308 of them.
Traditional classroom lessons typically teach one medical condition in 5-6 pages, Ms. Beggs said. “I go straight to the point.”
One reviewer on Ms. Beggs’ Etsy site appreciated the handwritten notes, calling them “simplified and concise.” Another commented: “Definitely helped me pass my last exam.”
Ms. Beggs says that her notes may seem simple, but each page represents comprehensive research.
“I have to go through not just one source of information to make sure my information is factual,” Ms. Beggs says. “What you teach in California might be a little different than what you teach in Florida. It’s very meticulous. The lab values will be a little different everywhere you go.”
She acknowledges her competition, noting that there are many other study guides for the NCLEX and nursing courses.
Nursing groups weigh in
Dawn Kappel, spokesperson for the National Council of State Boards of Nursing, which oversees NCLEX, said in an interview that “NCSBN has no issue with the current content of Stephanee Beggs’ business venture.”
For many students, the study guides will be helpful, especially for visual learners, said Carole Kenner, PhD, RN, dean and professor in the School of Nursing and Health Sciences at The College of New Jersey.
But for students “who are less confident in their knowledge, I would want to see a lot more in-depth explanation and rationale,” Dr. Kenner said.
“Since the NCLEX is moving to more cased-based scenarios, the next-gen unfolding cases, you really have to understand a lot of the rationale.”
The notes remind Dr. Kenner of traditional flash cards. “I don’t think it will work for all students, but even the fanciest of onsite review courses are useful to everyone,” she said.
‘Not cutting corners’
As an emergency nurse, Ms. Beggs said, “I have the experience as a nurse to show people that what you are learning will be seen in real life.”
“The way I teach my brand is not to take shortcuts. I love to teach to understand rather than teaching to memorize for an exam.”
She said she sees her guides as a supplement to learning, not a replacement.
“It’s not cutting corners,” she says. “I condense a medical condition that could take a very long time to understand and break it into layman’s terms.”
Ms. Beggs said when people hear about the $2 million, they often ask her whether she plans to give up her shifts in the emergency department for the more lucrative venture.
The answer is no, at least not yet.
“Aside from teaching, I genuinely love being at the bedside,” Ms. Beggs said. “I don’t foresee myself leaving that for good for as long as I can handle both.” She acknowledged, though, that her business now takes up most of her time.
“I love everything about both aspects, so it’s hard for me to choose.”
A version of this article first appeared on Medscape.com.
Ms. Beggs, 28, sells one-page study sheets or bundles of sheets, sometimes with colorful drawings, conversation bubbles and underlining, that boil down concepts for particular conditions into easy-to-understand language.
The biggest seller on Ms. Beggs’ online marketplace Etsy site, RNExplained, is a bundle of study guides covering eight core nursing classes. The notes range in price from $2 to $150. More than 70,000 customers have bought the $60 bundle, according to the website.
Ms. Beggs’ business developed in a “very unintentional” way when COVID hit with just months left in her nursing program at Mount Saint Mary’s University, Los Angeles, she told this news organization.
Classes had switched to Zoom, and she had no one to study with as she prepared to take her board exams.
“The best way I know how to study is to teach things out loud. But because I had nobody to teach out loud to, I would literally teach them to the wall,” Ms. Beggs said. “I would record myself so I could play it back and teach myself these topics that were hard for me to understand.”
Just for fun, she says, she posted them on TikTok and the responses started flowing in, with followers asking where she was selling the sheets. She now has more than 660,000 TikTok followers and 9 million likes.
Ms. Beggs said that every sheet highlights a condition, and she has made 308 of them.
Traditional classroom lessons typically teach one medical condition in 5-6 pages, Ms. Beggs said. “I go straight to the point.”
One reviewer on Ms. Beggs’ Etsy site appreciated the handwritten notes, calling them “simplified and concise.” Another commented: “Definitely helped me pass my last exam.”
Ms. Beggs says that her notes may seem simple, but each page represents comprehensive research.
“I have to go through not just one source of information to make sure my information is factual,” Ms. Beggs says. “What you teach in California might be a little different than what you teach in Florida. It’s very meticulous. The lab values will be a little different everywhere you go.”
She acknowledges her competition, noting that there are many other study guides for the NCLEX and nursing courses.
Nursing groups weigh in
Dawn Kappel, spokesperson for the National Council of State Boards of Nursing, which oversees NCLEX, said in an interview that “NCSBN has no issue with the current content of Stephanee Beggs’ business venture.”
For many students, the study guides will be helpful, especially for visual learners, said Carole Kenner, PhD, RN, dean and professor in the School of Nursing and Health Sciences at The College of New Jersey.
But for students “who are less confident in their knowledge, I would want to see a lot more in-depth explanation and rationale,” Dr. Kenner said.
“Since the NCLEX is moving to more cased-based scenarios, the next-gen unfolding cases, you really have to understand a lot of the rationale.”
The notes remind Dr. Kenner of traditional flash cards. “I don’t think it will work for all students, but even the fanciest of onsite review courses are useful to everyone,” she said.
‘Not cutting corners’
As an emergency nurse, Ms. Beggs said, “I have the experience as a nurse to show people that what you are learning will be seen in real life.”
“The way I teach my brand is not to take shortcuts. I love to teach to understand rather than teaching to memorize for an exam.”
She said she sees her guides as a supplement to learning, not a replacement.
“It’s not cutting corners,” she says. “I condense a medical condition that could take a very long time to understand and break it into layman’s terms.”
Ms. Beggs said when people hear about the $2 million, they often ask her whether she plans to give up her shifts in the emergency department for the more lucrative venture.
The answer is no, at least not yet.
“Aside from teaching, I genuinely love being at the bedside,” Ms. Beggs said. “I don’t foresee myself leaving that for good for as long as I can handle both.” She acknowledged, though, that her business now takes up most of her time.
“I love everything about both aspects, so it’s hard for me to choose.”
A version of this article first appeared on Medscape.com.
Ms. Beggs, 28, sells one-page study sheets or bundles of sheets, sometimes with colorful drawings, conversation bubbles and underlining, that boil down concepts for particular conditions into easy-to-understand language.
The biggest seller on Ms. Beggs’ online marketplace Etsy site, RNExplained, is a bundle of study guides covering eight core nursing classes. The notes range in price from $2 to $150. More than 70,000 customers have bought the $60 bundle, according to the website.
Ms. Beggs’ business developed in a “very unintentional” way when COVID hit with just months left in her nursing program at Mount Saint Mary’s University, Los Angeles, she told this news organization.
Classes had switched to Zoom, and she had no one to study with as she prepared to take her board exams.
“The best way I know how to study is to teach things out loud. But because I had nobody to teach out loud to, I would literally teach them to the wall,” Ms. Beggs said. “I would record myself so I could play it back and teach myself these topics that were hard for me to understand.”
Just for fun, she says, she posted them on TikTok and the responses started flowing in, with followers asking where she was selling the sheets. She now has more than 660,000 TikTok followers and 9 million likes.
Ms. Beggs said that every sheet highlights a condition, and she has made 308 of them.
Traditional classroom lessons typically teach one medical condition in 5-6 pages, Ms. Beggs said. “I go straight to the point.”
One reviewer on Ms. Beggs’ Etsy site appreciated the handwritten notes, calling them “simplified and concise.” Another commented: “Definitely helped me pass my last exam.”
Ms. Beggs says that her notes may seem simple, but each page represents comprehensive research.
“I have to go through not just one source of information to make sure my information is factual,” Ms. Beggs says. “What you teach in California might be a little different than what you teach in Florida. It’s very meticulous. The lab values will be a little different everywhere you go.”
She acknowledges her competition, noting that there are many other study guides for the NCLEX and nursing courses.
Nursing groups weigh in
Dawn Kappel, spokesperson for the National Council of State Boards of Nursing, which oversees NCLEX, said in an interview that “NCSBN has no issue with the current content of Stephanee Beggs’ business venture.”
For many students, the study guides will be helpful, especially for visual learners, said Carole Kenner, PhD, RN, dean and professor in the School of Nursing and Health Sciences at The College of New Jersey.
But for students “who are less confident in their knowledge, I would want to see a lot more in-depth explanation and rationale,” Dr. Kenner said.
“Since the NCLEX is moving to more cased-based scenarios, the next-gen unfolding cases, you really have to understand a lot of the rationale.”
The notes remind Dr. Kenner of traditional flash cards. “I don’t think it will work for all students, but even the fanciest of onsite review courses are useful to everyone,” she said.
‘Not cutting corners’
As an emergency nurse, Ms. Beggs said, “I have the experience as a nurse to show people that what you are learning will be seen in real life.”
“The way I teach my brand is not to take shortcuts. I love to teach to understand rather than teaching to memorize for an exam.”
She said she sees her guides as a supplement to learning, not a replacement.
“It’s not cutting corners,” she says. “I condense a medical condition that could take a very long time to understand and break it into layman’s terms.”
Ms. Beggs said when people hear about the $2 million, they often ask her whether she plans to give up her shifts in the emergency department for the more lucrative venture.
The answer is no, at least not yet.
“Aside from teaching, I genuinely love being at the bedside,” Ms. Beggs said. “I don’t foresee myself leaving that for good for as long as I can handle both.” She acknowledged, though, that her business now takes up most of her time.
“I love everything about both aspects, so it’s hard for me to choose.”
A version of this article first appeared on Medscape.com.
The air up there: Oxygen could be a bit overrated
Into thin, but healthy, air
Human civilization has essentially been built on proximity to water. Ancient civilizations in Mesopotamia, Egypt, Greece, China, and India were all intimately connected to either rivers or the ocean. Even today, with all our technology, about a third of Earth’s 8 billion people live within 100 vertical meters of sea level, and the median person lives at an elevation of just 200 meters.
All things considered, one might imagine life is pretty tough for the 2 million people living at an elevation of 4,500 meters (nearly 15,000 feet). Not too many Wal-Marts or McDonalds up there. Oh, and not much air either. And for most of us not named Spongebob, air is good.
Or is it? That’s the question posed by a new study. After all, the researchers said, people living at high altitudes, where the air has only 11% effective oxygen instead of the 21% we have at low altitude, have significantly lower rates of metabolic disorders such as diabetes and heart diseases. Maybe breathing isn’t all it’s cracked up to be.
To find out, the researchers placed a group of mice in environments with either 11% oxygen or 8% oxygen. This netted them a bunch of very tired mice. Hey, sudden altitude gain doesn’t go too well for us either, but after 3 weeks, all the mice in the hypoxic environments had regained their normal movement and were behaving as any mouse would.
While the critters seemed normal on the outside, a closer examination found the truth. Their metabolism had been permanently altered, and their blood sugar and weight went down and never bounced back up. Further examination through PET scans showed that the hypoxic mice’s organs showed an increase in glucose metabolism and that brown fat and skeletal muscles reduced the amount of sugar they used.
This goes against the prevailing assumption about hypoxic conditions, the researchers said, since it was previously theorized that the body simply burned more glucose in response to having less oxygen. And while that’s true, our organs also conspicuously use less glucose. Currently, many athletes use hypoxic environments to train, but these new data suggest that people with metabolic disorders also would see benefits from living in low-oxygen environments.
Do you know what this means? All we have to do to stop diabetes is take civilization and push it somewhere else. This can’t possibly end badly.
Sleep survey: The restless majority
Newsflash! This just in: Nobody is sleeping well.
When we go to bed, our goal is to get rest, right? Sorry America, but you’re falling short. In a recent survey conducted by OnePoll for Purple Mattress, almost two-thirds of the 2,011 participants considered themselves restless sleepers.
Not surprised. So what’s keeping us up?
Snoring partners (20%) and anxiety (26%) made the list, but the award for top complaint goes to body pain. Back pain was most prevalent, reported by 36% of respondents, followed by neck pain (33%) and shoulder pain (24%). No wonder, then, that only 10% of the group reported feeling well rested when they woke up.
Do you ever blame your tiredness on sleeping funny? Well, we all kind of sleep funny, and yet we’re still not sleeping well.
The largest proportion of people like to sleep on their side (48%), compared with 18% on their back and 17% on their stomach. The main reasons to choose certain positions were to ease soreness or sleep better, both at 28%. The largest share of participants (47%) reported sleeping in a “yearner” position, while 40% lay on their stomachs in the “free faller” position, and 39% reported using the “soldier” position.
Regardless of the method people use to get to sleep or the position they’re in, the goal is always the same. We’re all just trying to figure out what’s the right one for us.
Seen a UFO recently? Don’t blame COVID
First of all, because we know you’re going to be thinking it in a minute, no, we did not make this up. With COVID-19 still hanging around, there’s no need for fabrication on our part.
The pandemic, clearly, has caused humans to do some strange things over the last 3 years, but what about some of the more, shall we say … eccentric behavior that people were already exhibiting before COVID found its way into our lives?
If, like R. Chase Cockrell, PhD, of the University of Vermont and associates at the Center for UFO Studies, you were wondering if the pandemic affected UFO reporting, then wonder no more. After all, with all that extra time being spent outdoors back in 2020 and all the additional anxiety, surely somebody must have seen something.
The investigators started with the basics by analyzing data from the National UFO Reporting Center and the Mutual UFO Network. Sightings did increase by about 600 in each database during 2020, compared with 2018 and 2019, but not because of the pandemic.
That’s right, we can’t pin this one on our good friend SARS-CoV-2. Further analysis showed that the launches of SpaceX Starlink satellites – sometimes as many as 60 at a time – probably caused the increase in UFO sightings, which means that our favorite billionaire, Elon Musk, is to blame. Yup, the genial Mr. Muskellunge did something that even a global pandemic couldn’t, and yet we vaccinate for COVID.
Next week on tenuous connections: A new study links the 2020 presidential election to increased emergency department visits for external hemorrhoids.
See? That’s fabrication. We made that up.
This article was updated 5/15/23.
Into thin, but healthy, air
Human civilization has essentially been built on proximity to water. Ancient civilizations in Mesopotamia, Egypt, Greece, China, and India were all intimately connected to either rivers or the ocean. Even today, with all our technology, about a third of Earth’s 8 billion people live within 100 vertical meters of sea level, and the median person lives at an elevation of just 200 meters.
All things considered, one might imagine life is pretty tough for the 2 million people living at an elevation of 4,500 meters (nearly 15,000 feet). Not too many Wal-Marts or McDonalds up there. Oh, and not much air either. And for most of us not named Spongebob, air is good.
Or is it? That’s the question posed by a new study. After all, the researchers said, people living at high altitudes, where the air has only 11% effective oxygen instead of the 21% we have at low altitude, have significantly lower rates of metabolic disorders such as diabetes and heart diseases. Maybe breathing isn’t all it’s cracked up to be.
To find out, the researchers placed a group of mice in environments with either 11% oxygen or 8% oxygen. This netted them a bunch of very tired mice. Hey, sudden altitude gain doesn’t go too well for us either, but after 3 weeks, all the mice in the hypoxic environments had regained their normal movement and were behaving as any mouse would.
While the critters seemed normal on the outside, a closer examination found the truth. Their metabolism had been permanently altered, and their blood sugar and weight went down and never bounced back up. Further examination through PET scans showed that the hypoxic mice’s organs showed an increase in glucose metabolism and that brown fat and skeletal muscles reduced the amount of sugar they used.
This goes against the prevailing assumption about hypoxic conditions, the researchers said, since it was previously theorized that the body simply burned more glucose in response to having less oxygen. And while that’s true, our organs also conspicuously use less glucose. Currently, many athletes use hypoxic environments to train, but these new data suggest that people with metabolic disorders also would see benefits from living in low-oxygen environments.
Do you know what this means? All we have to do to stop diabetes is take civilization and push it somewhere else. This can’t possibly end badly.
Sleep survey: The restless majority
Newsflash! This just in: Nobody is sleeping well.
When we go to bed, our goal is to get rest, right? Sorry America, but you’re falling short. In a recent survey conducted by OnePoll for Purple Mattress, almost two-thirds of the 2,011 participants considered themselves restless sleepers.
Not surprised. So what’s keeping us up?
Snoring partners (20%) and anxiety (26%) made the list, but the award for top complaint goes to body pain. Back pain was most prevalent, reported by 36% of respondents, followed by neck pain (33%) and shoulder pain (24%). No wonder, then, that only 10% of the group reported feeling well rested when they woke up.
Do you ever blame your tiredness on sleeping funny? Well, we all kind of sleep funny, and yet we’re still not sleeping well.
The largest proportion of people like to sleep on their side (48%), compared with 18% on their back and 17% on their stomach. The main reasons to choose certain positions were to ease soreness or sleep better, both at 28%. The largest share of participants (47%) reported sleeping in a “yearner” position, while 40% lay on their stomachs in the “free faller” position, and 39% reported using the “soldier” position.
Regardless of the method people use to get to sleep or the position they’re in, the goal is always the same. We’re all just trying to figure out what’s the right one for us.
Seen a UFO recently? Don’t blame COVID
First of all, because we know you’re going to be thinking it in a minute, no, we did not make this up. With COVID-19 still hanging around, there’s no need for fabrication on our part.
The pandemic, clearly, has caused humans to do some strange things over the last 3 years, but what about some of the more, shall we say … eccentric behavior that people were already exhibiting before COVID found its way into our lives?
If, like R. Chase Cockrell, PhD, of the University of Vermont and associates at the Center for UFO Studies, you were wondering if the pandemic affected UFO reporting, then wonder no more. After all, with all that extra time being spent outdoors back in 2020 and all the additional anxiety, surely somebody must have seen something.
The investigators started with the basics by analyzing data from the National UFO Reporting Center and the Mutual UFO Network. Sightings did increase by about 600 in each database during 2020, compared with 2018 and 2019, but not because of the pandemic.
That’s right, we can’t pin this one on our good friend SARS-CoV-2. Further analysis showed that the launches of SpaceX Starlink satellites – sometimes as many as 60 at a time – probably caused the increase in UFO sightings, which means that our favorite billionaire, Elon Musk, is to blame. Yup, the genial Mr. Muskellunge did something that even a global pandemic couldn’t, and yet we vaccinate for COVID.
Next week on tenuous connections: A new study links the 2020 presidential election to increased emergency department visits for external hemorrhoids.
See? That’s fabrication. We made that up.
This article was updated 5/15/23.
Into thin, but healthy, air
Human civilization has essentially been built on proximity to water. Ancient civilizations in Mesopotamia, Egypt, Greece, China, and India were all intimately connected to either rivers or the ocean. Even today, with all our technology, about a third of Earth’s 8 billion people live within 100 vertical meters of sea level, and the median person lives at an elevation of just 200 meters.
All things considered, one might imagine life is pretty tough for the 2 million people living at an elevation of 4,500 meters (nearly 15,000 feet). Not too many Wal-Marts or McDonalds up there. Oh, and not much air either. And for most of us not named Spongebob, air is good.
Or is it? That’s the question posed by a new study. After all, the researchers said, people living at high altitudes, where the air has only 11% effective oxygen instead of the 21% we have at low altitude, have significantly lower rates of metabolic disorders such as diabetes and heart diseases. Maybe breathing isn’t all it’s cracked up to be.
To find out, the researchers placed a group of mice in environments with either 11% oxygen or 8% oxygen. This netted them a bunch of very tired mice. Hey, sudden altitude gain doesn’t go too well for us either, but after 3 weeks, all the mice in the hypoxic environments had regained their normal movement and were behaving as any mouse would.
While the critters seemed normal on the outside, a closer examination found the truth. Their metabolism had been permanently altered, and their blood sugar and weight went down and never bounced back up. Further examination through PET scans showed that the hypoxic mice’s organs showed an increase in glucose metabolism and that brown fat and skeletal muscles reduced the amount of sugar they used.
This goes against the prevailing assumption about hypoxic conditions, the researchers said, since it was previously theorized that the body simply burned more glucose in response to having less oxygen. And while that’s true, our organs also conspicuously use less glucose. Currently, many athletes use hypoxic environments to train, but these new data suggest that people with metabolic disorders also would see benefits from living in low-oxygen environments.
Do you know what this means? All we have to do to stop diabetes is take civilization and push it somewhere else. This can’t possibly end badly.
Sleep survey: The restless majority
Newsflash! This just in: Nobody is sleeping well.
When we go to bed, our goal is to get rest, right? Sorry America, but you’re falling short. In a recent survey conducted by OnePoll for Purple Mattress, almost two-thirds of the 2,011 participants considered themselves restless sleepers.
Not surprised. So what’s keeping us up?
Snoring partners (20%) and anxiety (26%) made the list, but the award for top complaint goes to body pain. Back pain was most prevalent, reported by 36% of respondents, followed by neck pain (33%) and shoulder pain (24%). No wonder, then, that only 10% of the group reported feeling well rested when they woke up.
Do you ever blame your tiredness on sleeping funny? Well, we all kind of sleep funny, and yet we’re still not sleeping well.
The largest proportion of people like to sleep on their side (48%), compared with 18% on their back and 17% on their stomach. The main reasons to choose certain positions were to ease soreness or sleep better, both at 28%. The largest share of participants (47%) reported sleeping in a “yearner” position, while 40% lay on their stomachs in the “free faller” position, and 39% reported using the “soldier” position.
Regardless of the method people use to get to sleep or the position they’re in, the goal is always the same. We’re all just trying to figure out what’s the right one for us.
Seen a UFO recently? Don’t blame COVID
First of all, because we know you’re going to be thinking it in a minute, no, we did not make this up. With COVID-19 still hanging around, there’s no need for fabrication on our part.
The pandemic, clearly, has caused humans to do some strange things over the last 3 years, but what about some of the more, shall we say … eccentric behavior that people were already exhibiting before COVID found its way into our lives?
If, like R. Chase Cockrell, PhD, of the University of Vermont and associates at the Center for UFO Studies, you were wondering if the pandemic affected UFO reporting, then wonder no more. After all, with all that extra time being spent outdoors back in 2020 and all the additional anxiety, surely somebody must have seen something.
The investigators started with the basics by analyzing data from the National UFO Reporting Center and the Mutual UFO Network. Sightings did increase by about 600 in each database during 2020, compared with 2018 and 2019, but not because of the pandemic.
That’s right, we can’t pin this one on our good friend SARS-CoV-2. Further analysis showed that the launches of SpaceX Starlink satellites – sometimes as many as 60 at a time – probably caused the increase in UFO sightings, which means that our favorite billionaire, Elon Musk, is to blame. Yup, the genial Mr. Muskellunge did something that even a global pandemic couldn’t, and yet we vaccinate for COVID.
Next week on tenuous connections: A new study links the 2020 presidential election to increased emergency department visits for external hemorrhoids.
See? That’s fabrication. We made that up.
This article was updated 5/15/23.
Restless legs a new modifiable risk factor for dementia?
suggesting the disorder may be a risk factor for dementia or a very early noncognitive sign of dementia, researchers say.
In a large population-based cohort study, adults with RLS were significantly more likely to develop dementia over more than a decade than were their peers without RLS.
If confirmed in future studies, “regular check-ups for cognitive decline in older patients with RLS may facilitate earlier detection and intervention for those with dementia risk,” wrote investigators led by Eosu Kim, MD, PhD, with Yonsei University, Seoul, Republic of Korea.
The study was published online in Alzheimer’s Research and Therapy.
Sleep disorders and dementia
RLS is associated with poor sleep, depression/anxiety, poor diet, microvasculopathy, and hypoxia – all of which are known risk factors for dementia. However, the relationship between RLS and incident dementia has been unclear.
The researchers compared risk for all-cause dementia, Alzheimer’s disease (AD), and vascular dementia (VaD) among 2,501 adults with newly diagnosed RLS and 9,977 matched control persons participating in the Korean National Health Insurance Service–Elderly Cohort, a nationwide population-based cohort of adults aged 60 and older.
The mean age of the cohort was 73 years; most of the participants were women (65%). Among all 12,478 participants, 874 (7%) developed all-cause dementia during follow-up – 475 (54%) developed AD, and 194 (22%) developed VaD.
The incidence of all-cause dementia was significantly higher among the RLS group than among the control group (10.4% vs. 6.2%). Incidence rates of AD and VaD (5.6% and 2.6%, respectively) were also higher in the RLS group than in the control group (3.4% and 1.3%, respectively).
In Cox regression analysis, RLS was significantly associated with an increased risk of all-cause dementia (adjusted hazard ratio [aHR], 1.46; 95% confidence interval [CI], 1.24-1.72), AD (aHR 1.38; 95% CI, 1.11-1.72) and VaD (aHR, 1.81; 95% CI, 1.30-2.53).
The researchers noted that RLS may precede deterioration of cognitive function, leading to dementia, and they suggest that RLS could be regarded as a “newly identified” risk factor or prodromal sign of dementia.
Modifiable risk factor
Reached for comment, Thanh Dang-Vu, MD, PhD, professor and research chair in sleep, neuroimaging, and cognitive health at Concordia University in Montreal, said there is now “increasing literature that shows sleep as a modifiable risk factor for cognitive decline.
“Previous evidence indicates that both sleep apnea and insomnia disorder increase the risk for cognitive decline and possibly dementia. Here the study adds to this body of evidence linking sleep disorders to dementia, suggesting that RLS should also be considered as a sleep-related risk factor,” Dr. Dang-Vu told this news organization.
“More evidence is needed, though, as here, all diagnoses were based on national health insurance diagnostic codes, and it is likely there were missed diagnoses for RLS but also for other sleep disorders, as there was no systematic screening for them,” Dr. Dang-Vu cautioned.
Support for the study was provided by the Ministry of Health and Welfare, the Korean government, and Yonsei University. Dr. Kim and Dr. Dang-Vu reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
suggesting the disorder may be a risk factor for dementia or a very early noncognitive sign of dementia, researchers say.
In a large population-based cohort study, adults with RLS were significantly more likely to develop dementia over more than a decade than were their peers without RLS.
If confirmed in future studies, “regular check-ups for cognitive decline in older patients with RLS may facilitate earlier detection and intervention for those with dementia risk,” wrote investigators led by Eosu Kim, MD, PhD, with Yonsei University, Seoul, Republic of Korea.
The study was published online in Alzheimer’s Research and Therapy.
Sleep disorders and dementia
RLS is associated with poor sleep, depression/anxiety, poor diet, microvasculopathy, and hypoxia – all of which are known risk factors for dementia. However, the relationship between RLS and incident dementia has been unclear.
The researchers compared risk for all-cause dementia, Alzheimer’s disease (AD), and vascular dementia (VaD) among 2,501 adults with newly diagnosed RLS and 9,977 matched control persons participating in the Korean National Health Insurance Service–Elderly Cohort, a nationwide population-based cohort of adults aged 60 and older.
The mean age of the cohort was 73 years; most of the participants were women (65%). Among all 12,478 participants, 874 (7%) developed all-cause dementia during follow-up – 475 (54%) developed AD, and 194 (22%) developed VaD.
The incidence of all-cause dementia was significantly higher among the RLS group than among the control group (10.4% vs. 6.2%). Incidence rates of AD and VaD (5.6% and 2.6%, respectively) were also higher in the RLS group than in the control group (3.4% and 1.3%, respectively).
In Cox regression analysis, RLS was significantly associated with an increased risk of all-cause dementia (adjusted hazard ratio [aHR], 1.46; 95% confidence interval [CI], 1.24-1.72), AD (aHR 1.38; 95% CI, 1.11-1.72) and VaD (aHR, 1.81; 95% CI, 1.30-2.53).
The researchers noted that RLS may precede deterioration of cognitive function, leading to dementia, and they suggest that RLS could be regarded as a “newly identified” risk factor or prodromal sign of dementia.
Modifiable risk factor
Reached for comment, Thanh Dang-Vu, MD, PhD, professor and research chair in sleep, neuroimaging, and cognitive health at Concordia University in Montreal, said there is now “increasing literature that shows sleep as a modifiable risk factor for cognitive decline.
“Previous evidence indicates that both sleep apnea and insomnia disorder increase the risk for cognitive decline and possibly dementia. Here the study adds to this body of evidence linking sleep disorders to dementia, suggesting that RLS should also be considered as a sleep-related risk factor,” Dr. Dang-Vu told this news organization.
“More evidence is needed, though, as here, all diagnoses were based on national health insurance diagnostic codes, and it is likely there were missed diagnoses for RLS but also for other sleep disorders, as there was no systematic screening for them,” Dr. Dang-Vu cautioned.
Support for the study was provided by the Ministry of Health and Welfare, the Korean government, and Yonsei University. Dr. Kim and Dr. Dang-Vu reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
suggesting the disorder may be a risk factor for dementia or a very early noncognitive sign of dementia, researchers say.
In a large population-based cohort study, adults with RLS were significantly more likely to develop dementia over more than a decade than were their peers without RLS.
If confirmed in future studies, “regular check-ups for cognitive decline in older patients with RLS may facilitate earlier detection and intervention for those with dementia risk,” wrote investigators led by Eosu Kim, MD, PhD, with Yonsei University, Seoul, Republic of Korea.
The study was published online in Alzheimer’s Research and Therapy.
Sleep disorders and dementia
RLS is associated with poor sleep, depression/anxiety, poor diet, microvasculopathy, and hypoxia – all of which are known risk factors for dementia. However, the relationship between RLS and incident dementia has been unclear.
The researchers compared risk for all-cause dementia, Alzheimer’s disease (AD), and vascular dementia (VaD) among 2,501 adults with newly diagnosed RLS and 9,977 matched control persons participating in the Korean National Health Insurance Service–Elderly Cohort, a nationwide population-based cohort of adults aged 60 and older.
The mean age of the cohort was 73 years; most of the participants were women (65%). Among all 12,478 participants, 874 (7%) developed all-cause dementia during follow-up – 475 (54%) developed AD, and 194 (22%) developed VaD.
The incidence of all-cause dementia was significantly higher among the RLS group than among the control group (10.4% vs. 6.2%). Incidence rates of AD and VaD (5.6% and 2.6%, respectively) were also higher in the RLS group than in the control group (3.4% and 1.3%, respectively).
In Cox regression analysis, RLS was significantly associated with an increased risk of all-cause dementia (adjusted hazard ratio [aHR], 1.46; 95% confidence interval [CI], 1.24-1.72), AD (aHR 1.38; 95% CI, 1.11-1.72) and VaD (aHR, 1.81; 95% CI, 1.30-2.53).
The researchers noted that RLS may precede deterioration of cognitive function, leading to dementia, and they suggest that RLS could be regarded as a “newly identified” risk factor or prodromal sign of dementia.
Modifiable risk factor
Reached for comment, Thanh Dang-Vu, MD, PhD, professor and research chair in sleep, neuroimaging, and cognitive health at Concordia University in Montreal, said there is now “increasing literature that shows sleep as a modifiable risk factor for cognitive decline.
“Previous evidence indicates that both sleep apnea and insomnia disorder increase the risk for cognitive decline and possibly dementia. Here the study adds to this body of evidence linking sleep disorders to dementia, suggesting that RLS should also be considered as a sleep-related risk factor,” Dr. Dang-Vu told this news organization.
“More evidence is needed, though, as here, all diagnoses were based on national health insurance diagnostic codes, and it is likely there were missed diagnoses for RLS but also for other sleep disorders, as there was no systematic screening for them,” Dr. Dang-Vu cautioned.
Support for the study was provided by the Ministry of Health and Welfare, the Korean government, and Yonsei University. Dr. Kim and Dr. Dang-Vu reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
FROM ALZHEIMER’S RESEARCH AND THERAPY