Unknown #3

HISTORY:

67 year-old man with the left knee pain. The pain is exacerbated by running or heavy lifting. There are asymptomatic periods when the patient is able to engage in normal activities without problem. When aggravated, symptoms become acute and the knee becomes swollen.

EXAMINATION:

Orthopedic test are negative. Laboratory work is negative, specifically there is no evidence of hyperuricemia.

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Introduction to Unknown Cases

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