Bursitis. Definition

Medical Definition: Bursitis

Inflammation (swelling, pain and warmth) of a bursa. A bursa is a sac plane, filled with fluid located between a bone and a tendon or muscle. Forms a cushion to help the tendon or muscle slide smoothly over the bone. Bursitis can be caused by too much use for a long time, trauma, rheumatoid arthritis, gout or infection. Usually affects the shoulder, knee, elbow, hip or foot.

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