A 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.
Review Date: 9/22/2016
Reviewed By: C. Benjamin Ma, MD, 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.