Erythematous Concentric, Raised, Serpiginous Skin Lesions An 83-year-old man was evaluated for a 1-year history of a pruritic, progressively worsening migratory rash, with associated weakness and a 5-kg weight loss.…
A 47-year-old woman presented with a 2-week history of widespread, painful lesions on her trunk and limbs. What is the diagnosis ?
A healthy 69-year-old man with osteoarthritis of the knees presented with a 2-week history of mottled darkening of the skin on the left thigh. On examination, there was a reticular, reddish-brown, pruritic, nontender, macular, nonblanching discoloration around the medial aspect of his left knee, with a few superficial erosions.
This patient presented with a 10-day history of left foot discoloration that resolved with elevation. What is the most likely diagnosis?
A 21-year-old woman with human immunodeficiency virus infectionpresented with a 1-week history of fever, chest pain, and hemoptysis. What's the Diagnosis based on this Chest X-Ray ?
Black Cutaneous Lesions A healthy 65-year-old man presented with a 4-month history of left flank pain and nocturia. These lesions developed over 1 to 2 years. What is the most…
Unilateral Leg Swelling and Bluish Discoloration An 85-year-old woman with newly diagnosed metastatic non–small-cell lung cancer was admitted for pain control. Two days after admission, unilateral leg swelling and bluish…
A 52-year-old man with diabetes reported a 3-month history of a pretibial rash during a routine visit. The lesions had begun to ulcerate and bleed but were not pruritic or painful.
This 9-year-old boy presented with a two-day history of right shoulder pain after an upper respiratory tract infection. What is the cause of the abnormality demonstrated?
