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Dermatology Quizzes

Plaque with ulcer on arm
Plaque with ulcer on armA 40-year-old farmer in southern Florida visited the emergency room concerned about a plaque with ulcer on his arm that developed along the lymphatics shortly after a small wound he received on the farm. He was very worried when it looked like another lesion was beginning to form.
Rash on thigh and upper arms
Rash on thigh and upper armsA 42-year-old woman went to urgent care complaining of an erythematous rash on her thigh and upper arms. She also had a sore throat, spiking fever, and arthralgias. When the PA who first examined her stroked her skin firmly, a wheal and flare appeared. However, when the doctor arrived for her exam, the wheal had almost disappeared.
Blanching patches forming a symmetric reticular pattern
Blanching patches forming a symmetric reticular patternA 75-year-old man went to the doctor complaining of many blanching patches that had developed over the last several days as the weather turned cold again. The lesions formed a symmetric reticular pattern across his legs and feet. He had been diagnosed with Parkinson’s three years earlier, and a prescription of amantadine helped him manage his symptoms.
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