The glenohumeral or shoulder joint is a multi-axial synovial joint which is responsible for facilitating movement in the arms. The shoulder is classified as an enarthrosis or ball and socket joint, however due its small interface area and its large range of motion, it is one of the less stable joints in the body. This lack of stability results in a high incidence of shoulder dislocation and recurrent instability. A Swedish study reported an average of between 8.5 and 17 cases of shoulder disloca...
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