Dermatopathology

Photo Challenge

Asymptomatic Discolored Lesions on the Groin

A 45-year-old African American woman presented with an asymptomatic rash that had worsened over the month prior to presentation. It initially...

MD IQ

Dermpath Diagnosis

Progressive Telangiectatic Rash

A 54-year-old woman presented with purple-red vessels on the lower legs of 15 years’ duration with gradual proximal progression to involve the...

Photo Challenge

Hyperkeratotic Nummular Plaques on the Upper Trunk

A 48-year-old woman with a history of type 2 diabetes mellitus and nonalcoholic steatohepatitis presented with papules and plaques on the upper...

Photo Challenge

Painless Mobile Nodule on the Shoulder

A 70-year-old woman presented to the outpatient dermatology clinic with an acute-onset lesion on the right shoulder. She first noticed a “cyst”...

Dermpath Diagnosis

Violaceous Papule With an Erythematous Rim

A 35-year-old man presented with a reddish brown papule on the left upper chest of 1 year’s duration that had changed color to reddish purple....

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