Causes and Risks Bursa are fluid-filled cavities located at tissue sites where tendons or muscles pass over bony prominences. Their function is to facilitate movement and reduce friction between moving parts. The cause of bursitis may be chronic overuse, trauma, rheumatoid arthritis , gout , infection, or unknown.
Chronic inflammation can occur with repeated attacks of bursitis or injury.
Bursitis Please read this Important notice . Please read it.