Tenosynovitis is inflammation of the lining of the sheath that surrounds a tendon (the cord that joins muscle to bone).
Overview, Causes, & Risk Factors
The synovium is a lining of the protective sheath that covers tendons. Tenosynovitis is inflammation of this sheath. The cause of the inflammation may be unknown, or it may result from:
The wrists, hands, and feet are commonly affected. However, the condition may occur with any tendon sheath.
Note: An infected cut to the hands or wrists that causes tenosynovitis may be an emergency requiring surgery.
Review Date : 7/17/2008
Reviewed By : Andrew L Chen, MD, MS, Orthopedist, The Alpine Clinic, Littleton, NH. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.