Why to 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
What sample needed?
A synovial fluid sample is obtained by inserting a needle into the space between the bones at a joint
What preparation I need before test?
Consult with your doctor; synovial fluid collection and analysis may be performed after fasting or at random.