A 30-year-old man presented with a rash on his face, hands, and feet. He had a history of HIV with a CD4+ T-cell count of 374 per cubic millimeter. Physical examination showed circinate lesions on the palms, soles, and face and patchy alopecia.
A 37-year-old man presented with a 4-year history of excessive sweating, headaches, and joint pain. His wife had also noticed increasing skin folds on his scalp. He also had enlarged feet and hands and a protruding lower jaw.
What could be the most likely diagnosis for this incidental finding on an MRI?
An 84-year-old man presented with fever, malaise, and discoloration and pain in his fingers and toes ongoing for 2 weeks. What is the most likely diagnosis?
A 73-year-old woman presented to the dermatology clinic with an 11-month history of an evolving pruritic, erythematous rash on her thighs and buttocks. On physical examination she was noted to have polycyclic erythematous plaques.
An 83-year-old healthy woman was admitted with episodes of nausea and vertigo that had increased in frequency over several months. Many of the episodes involved brief periods of unresponsiveness and staring spells.
A 69-year-old man presented to the dermatology clinic with a 2-month history of a pruritic rash. The rash first appeared on his right wrist and within 2 weeks had spread to his arms, legs, and trunk. His medical history was notable for chronic hepatitis C virus (HCV) infection.
A 31-year-old man presented to the emergency department with a 2-week history of left ear swelling. He had similar episodes over the past 2 years, and a 6-month history of weight loss, fatigue, and generalized aches.
A 66-year-old man presented to the emergency department with a 3-day history of cough, congestion, and pain in his chest and on the left side of his abdomen. What is the abnormality noted incidentally on chest radiograph and computed tomography of the abdomen?
