Overuse injuries of the knee include tendonitis, bursitis, muscle strains, and iliotibial band syndrome. Other conditions that may appear similar include patellar tendonitis and prepatellar bursitis. Complications may include bursitis or arthritis. Diagnosis of tendinitis and bursitis begins with a medical history and physical examination. Inflammation of the iliopectineal bursa is called iliopectineal bursitis or iliopsoas bursitis. Heat therapy is useful for muscle spasms, myalgia, fibromyalgia, contracture, bursitis. Other conditions that can appear similar include infrapatellar bursitis, chondromalacia patella and patellofemoral syndrome. Infrapatellar bursitis is inflammation of the superficial or deep infrapatellar bursa. Infection or irritation of a bursa leads to bursitis (inflammation of a bursa). Prepatellar bursitis is an inflammation of this bursa. Subacromial bursitis often presents with a constellation of symptoms called impingement syndrome. Inflammatory bursitis is usually the result of repetitive injury to the bursa. Less frequently observed causes of subacromial bursitis include hemorrhagic conditions, crystal deposition and infection. It is an oil for massage gout, arthritis, bursitis, and more. When the bone increases pressure upon the bursa, bursitis results.