MKSAP: 66-year-old man with a persistent rash for 6 years’ duration

Test your medicine knowledge with the MKSAP challenge, in partnership with the American College of Physicians. A 66-year-old man is evaluated for a persistent rash for 6 years’ duration. The rash waxes and wanes in severity, and it becomes pruritic only after he becomes hot and sweating, such as when he mows the lawn or exercises. It has always been limited to his back and lower chest. He has never treated it. The patient is otherwise well, has no other medical problems, and takes no medication. On physical examination, vital signs are normal. There are small 2- to 3-mm red papules, some with slight scale, on his back and across the lower part of his chest. There are no lesions on his arms, legs, face, soles, or palms. The remainder of the examination is unremarkable. Which of the following is the most likely diagnosis? A: Bacterial folliculitis B: Grover disease C: Miliaria D: Pityriasis rosea E: Tinea versicolor Continue reading ... Your patients are rating you online: How to respond. Manage your online reputation: A social media guide. Find out how.
Source: Kevin, M.D. - Medical Weblog - Category: Journals (General) Authors: Tags: Conditions Dermatology Source Type: blogs