Joint aspiration

Arthrocentesis
Medical diagnostics
ICD-9-CM	81.91
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Arthrocentesis (Greek: arthros, a joint + kentēsis, puncture) is the clinical procedure of using a syringe to collect synovial fluid from a joint capsule. It is also known as joint aspiration. Arthrocentesis is used in the diagnosis of gout, arthritis, and synovial infections such as septic arthritis.

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