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Subacromial bursitis with loose bodies as a cause of refractory painful-arc syndrome. A case report.

Many of the disorders in the shoulder region are related to the soft-tissue structures surrounding the subacromial joint space. Loss of clearance on of normal gliding of the walls of the subacromial bursa between the coracoacromial arc above and the head of the humerus below causes a set of symptoms and signs usually called the painful-arc syndrome2”. The same syndrome also can be caused by several different lesions, of which inflamma-