Synovial Fluid Analysis

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Also known as: Joint fluid analysis
Formal name: Synovial fluid analysis

At a Glance

Why Get Tested?

To help diagnose the cause of joint inflammation, pain, and/or swelling

When to Get Tested?

When one or more of your joints are swollen, red, and/or painful

Sample Required?

A synovial fluid sample is obtained by inserting a needle into the space between the bones at a joint

Test Preparation Needed?

Consult with your doctor about test preparation. Synovial fluid collection and analysis may be performed after fasting or at random.