Definition of Tendinitis

1. Rheumatoid Arthritis Slideshow Pictures
2. Take the RA Quiz
3. Understanding Lupus Slideshow Pictures

Tendinitis: Inflammation of a tendon (the tissue by which muscle attaches to bone). Tendinitis most commonly occurs as a result of injury, such as to the tendons around the shoulder or elbow. It can also occur as a result of an underlying inflammatory rheumatic disease, such as reactive arthritis or gout. Tendinitis is synonymous with tendonitis.