AssessmentsPorphyria cutanea tarda
Porphyria cutanea tarda
Porphyria cutanea tarda is caused by deficiency in (enzyme) .
USMLE® Step 1 style questions USMLE
USMLE® Step 2 style questions USMLE
A 55-year-old man comes to his primary care provider's office because of blistering on his hands, arms, and neck for the past year. His past medical history is significant for alcohol abuse. He works as a construction worker and spends many hours outside in the sun. Physical examination shows erosions and scarring with hyper-pigmentation to the face. An image of his hand is shown below: