This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other disorders of bone, Subject name: Pediatrics
Gottron's papules are found on? 
Select and explain. 
A. Face, B. Trunk, C. Spine, D. Knee
D: Knee
Answer: D: Knee 
Explanation: Classic Gottron papules- over the proximal interphalangeal joints & distal interphalangeal joints Occasionally on the knees, elbows Usually seen in dermatomyositis