Acromion/spina scapulae -- Subacromial space -- Classifications of calcifying tendinitis of rotator cuff -- Classifications of frozen shoulder -- Classifications of rotator cuff -- Classifications of pathology of long head of the biceps tendon -- Classifications of instability -- Acromioclavicular joint -- Sternoclavicular Joint -- Classifications of fractures of the clavicle -- Classifications of proximal humeral fractures -- Classifications of scapular fractures -- Classifications of Osteoarthritis of the shoulder -- Classifications of necrosis of the humeral head -- Classifications for rheumatoid arthritis -- Classification of septic arthritis -- Classification of neoplasms -- Classifications in shoulder arthroplasty -- Scores.