Bursitis

Bursitis is the swelling and irritation of a bursa. A bursa is a fluid-filled sac that acts as a cushion between a muscles, tendons, and bones.

Bursa of the elbow

Bursae are fluid-filled cavities located at tissue sites where tendons or muscles pass over bony prominences near joints, such as the elbow. The function of a bursa is to facilitate movement and reduce friction between moving parts.

Bursa of the knee

Bursae are fluid-filled cavities located at tissue sites where tendons or muscles pass over bony prominences near joints, such as the knee. The function of a bursa is to facilitate movement and reduce friction between moving parts.

Bursitis of the shoulder

Bursae are fluid-filled cavities located at tissue sites where tendons or muscles pass over bony prominences near joints. Their function is to facilitate movement and reduce friction between moving parts. When a bursa becomes infected, traumatized, or injured it is referred to as bursitis.

Causes

Symptoms

Treatment

Outlook (Prognosis)

Possible Complications

When to Contact a Medical Professional

Prevention