OverviewA synovial biopsy takes a sample of synovial tissue which is tissue that lines the joint. The test is performed to help diagnose gout, bacterial infections, and other infections.
Update Date 9/8/2014
Updated by: C. Benjamin Ma, MD, Assistant Professor, Chief, Sports Medicine and Shoulder Service, UCSF Department of Orthopaedic Surgery, San Francisco, CA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.