MKSAP: 52-year-old man with gradually progressive left knee pain
Test your medicine knowledge with the MKSAP challenge, in partnership with the American College of Physicians.
A 52-year-old man is evaluated for a 5-year history of gradually progressive left knee pain. He has 20 minutes of morning stiffness, which returns after prolonged inactivity. He has minimal to no pain at rest. He reports no clicking or locking of the knee. Over the past several months, the pain has limited his …
MKSAP: 52-year-old man with gradually progressive left knee pain







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