A 60-year-old homosexual man presented to the outpatient clinic with a 3-day history of facial rash associated with pain. The rash did not affect any other part of the body. He was not currently taking any immunosuppressive medication. What’s your diagnosis?
A 58-year-old man asks about this painless lesion on his left third digit. It does not itch, burn, or sting and there are no other similar lesions. He had a history of basal cell carcinoma on the arm and several more recent actinic keratoses on his scalp. What’s your diagnosis?
A 26-year-old man reports worsening fatigue and weakness for a few months. The patient’s father and grandfather had colon cancer when they were in their 40s. Colonoscopy revealed innumerable polyps carpeting the mucosa from the rectum to the cecum. Your diagnosis?