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
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.