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General Medicine · Rheumatology: dermatomyositis
Sample itemA patient has symmetrical proximal muscle weakness, heliotrope rash, and Gottron papules. What diagnosis is most likely?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Dermatomyositis
Dermatomyositis combines inflammatory myopathy with characteristic skin features, including heliotrope rash and Gottron papules. Adults need age-appropriate evaluation for associated malignancy.
Option by option
A. Systemic sclerosis
Systemic sclerosis causes skin tightening and Raynaud phenomenon.
B. Dermatomyositis (correct)
Correct. The skin findings with proximal weakness are classic.
C. Polymyalgia rheumatica
PMR causes stiffness and pain without true muscle weakness or rash.
D. Osteoarthritis
Osteoarthritis is a degenerative joint disease.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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