Bursitis is inflammation of a bursa. A bursa is a closed, fluid-filled sac that works as a cushion and gliding surface to reduce friction between tissues of the body. The major bursae (this is the plural of bursa) are located next to the tendons near the large joints, such as in the shoulders, elbows, hips, and knees.
Bursitis is usually a temporary condition. It may limit motion, but generally does not cause deformity.
Bursitis can happen in any bursa in the body, but there are some common types of bursitis, including:
The most common causes of bursitis are injury or overuse. Infection may also cause it.
Bursitis is also associated with other problems. These include arthritis, gout, tendonitis, diabetes, and thyroid disease.
The following are the most common symptoms of bursitis. However, each person may experience symptoms differently.
Chronic bursitis may involve repeated attacks of pain, swelling, and tenderness. These may lead to the deterioration of muscles and a limited range of motion in the affected joint.
The symptoms of bursitis may resemble other medical conditions or problems. Always see a healthcare provider for a diagnosis.
In addition to a complete medical history and physical exam, diagnostic tests for bursitis may include:
The treatment of any bursitis depends on whether or not it involves infection.
Try the following measures to prevent bursitis:
Call your healthcare provider if you have any of the following:
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