Pellagra in a Man With a History of Alcohol Abuse
January 12th 2011For 4 months, a 45-year-old man with a history of alcohol abuse had made multiple visits to the emergency department (ED) and a dermatology clinic for evaluation of a diffuse, scaly, and intensely pruritic rash. The rash, which was photosensitive, had started on his upper extremities and spread proximally to the trunk and lower extremities.