Activity in Pediatrics — 10yo Child | Pediatric Rheumatology | SMLE Q#516
SMLE Question #516
Pediatrics
Pediatric Rheumatology
Last updated: February 2026
A 10-year-old boy has 3 months of knee pain and stiffness affecting both knees. Stiffness is worse in the morning, lasts about 30 minutes, and improves with activity. He has no fever, rash, weight loss, or recent infection. Examination shows mild knee swelling, warmth, and reduced range of motion without erythema. No other joints are involved. What is the most likely diagnosis?
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