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How Detection and Prevention of Gynecologic Carcinomas at One Major Veteran Affairs Medical Center (VAMC) is Superior to the Private Sector: A Review of Cervical Squamous Intraepithelial Neoplasia, Grade 3 (CIN III) and Invasive Carcinomas from 2008
Purpose: With an increasing emphasis on Veteran Women’s Health, we designed a study to see how our VAMC was doing at detecting invasive carcinomas and lesions that progress to carcinoma of the gynecologic tract.
Background: Cervical Cytology (also called a Pap smear) is reported to only be sensitive in detecting CIN II-III or carcinoma in 44%-72% of patients in the private sector. Is it higher in the VA System with higher standards of Quality Control?
Methods: Histology to cytology correlation statistics (all biopsies, cervical cones, and cervical resections), cervical smear diagnosis data, and righ-risk HPV (HR-HPV) status maintained by the Director of Cytopathology at the Houston VAMC (Quality Assurance Program) were reviewed from 2008 to 2018. Only patients with CIN III (severe dysplasia or carcinoma in situ) or invasive squamous cell carcinoma and adenocarcinoma were used for outcomes. All PAP smears are screened by both Staff Cytotechnologists and Staff Cytopathologists.
Results: From 2008-2018, there were 21,086 cervical smears performed and 184 cases of CIN III or Carcinoma were detected. Of the 6 invasive carcinomas, 2 had no previous pap smear and 4 had their 1st PAP smear show CIN III or Carcinoma. In CIN III, which includes Carcinoma In Situ, the first PAP smear showed 58 High Grade Squamous Intraepithelial Neoplasia, 68 Low Grade Squamous Intraepithelial Neoplasia and 52 Atypical Squamous Cells of Undetermined Significance warranting biopsy. Three patients had no VA Pap smear but presented with abnormal cytology in the private sector.
Implications: Compared to the private sector, the Houston VAMC had a 100% detection rate for CIN III and invasive carcinomas when there was a screening pap smear. None of the patients with CINIII/CIS progressed to an invasive carcinoma because they had been treated for their CIN III/CIS. When a strong QA program is used in Cytopathology, results can exceed the private sector.
Purpose: With an increasing emphasis on Veteran Women’s Health, we designed a study to see how our VAMC was doing at detecting invasive carcinomas and lesions that progress to carcinoma of the gynecologic tract.
Background: Cervical Cytology (also called a Pap smear) is reported to only be sensitive in detecting CIN II-III or carcinoma in 44%-72% of patients in the private sector. Is it higher in the VA System with higher standards of Quality Control?
Methods: Histology to cytology correlation statistics (all biopsies, cervical cones, and cervical resections), cervical smear diagnosis data, and righ-risk HPV (HR-HPV) status maintained by the Director of Cytopathology at the Houston VAMC (Quality Assurance Program) were reviewed from 2008 to 2018. Only patients with CIN III (severe dysplasia or carcinoma in situ) or invasive squamous cell carcinoma and adenocarcinoma were used for outcomes. All PAP smears are screened by both Staff Cytotechnologists and Staff Cytopathologists.
Results: From 2008-2018, there were 21,086 cervical smears performed and 184 cases of CIN III or Carcinoma were detected. Of the 6 invasive carcinomas, 2 had no previous pap smear and 4 had their 1st PAP smear show CIN III or Carcinoma. In CIN III, which includes Carcinoma In Situ, the first PAP smear showed 58 High Grade Squamous Intraepithelial Neoplasia, 68 Low Grade Squamous Intraepithelial Neoplasia and 52 Atypical Squamous Cells of Undetermined Significance warranting biopsy. Three patients had no VA Pap smear but presented with abnormal cytology in the private sector.
Implications: Compared to the private sector, the Houston VAMC had a 100% detection rate for CIN III and invasive carcinomas when there was a screening pap smear. None of the patients with CINIII/CIS progressed to an invasive carcinoma because they had been treated for their CIN III/CIS. When a strong QA program is used in Cytopathology, results can exceed the private sector.
Purpose: With an increasing emphasis on Veteran Women’s Health, we designed a study to see how our VAMC was doing at detecting invasive carcinomas and lesions that progress to carcinoma of the gynecologic tract.
Background: Cervical Cytology (also called a Pap smear) is reported to only be sensitive in detecting CIN II-III or carcinoma in 44%-72% of patients in the private sector. Is it higher in the VA System with higher standards of Quality Control?
Methods: Histology to cytology correlation statistics (all biopsies, cervical cones, and cervical resections), cervical smear diagnosis data, and righ-risk HPV (HR-HPV) status maintained by the Director of Cytopathology at the Houston VAMC (Quality Assurance Program) were reviewed from 2008 to 2018. Only patients with CIN III (severe dysplasia or carcinoma in situ) or invasive squamous cell carcinoma and adenocarcinoma were used for outcomes. All PAP smears are screened by both Staff Cytotechnologists and Staff Cytopathologists.
Results: From 2008-2018, there were 21,086 cervical smears performed and 184 cases of CIN III or Carcinoma were detected. Of the 6 invasive carcinomas, 2 had no previous pap smear and 4 had their 1st PAP smear show CIN III or Carcinoma. In CIN III, which includes Carcinoma In Situ, the first PAP smear showed 58 High Grade Squamous Intraepithelial Neoplasia, 68 Low Grade Squamous Intraepithelial Neoplasia and 52 Atypical Squamous Cells of Undetermined Significance warranting biopsy. Three patients had no VA Pap smear but presented with abnormal cytology in the private sector.
Implications: Compared to the private sector, the Houston VAMC had a 100% detection rate for CIN III and invasive carcinomas when there was a screening pap smear. None of the patients with CINIII/CIS progressed to an invasive carcinoma because they had been treated for their CIN III/CIS. When a strong QA program is used in Cytopathology, results can exceed the private sector.