Definition

Myositis is an inflammation or swelling of the voluntary (skeletal) muscles, often caused by injury, infection, or autoimmune disease.

Alternative Names

Myitis

Review Date:8/2/2005
Reviewed By: Ariel D. Teitel, M.D., M.B.A., Chief, Division of Rheumatology, St. Vincent's Hospital, New York, NY. Review provided by VeriMed Healthcare Network.