-45.5% of professional hockey players will have radiographic abnormalities of the clavicle (Norfray AF, AJSM 1977;5:275). Commotio Cordis Athletic pubalgia (common cause is occult inguinal hernia). (Taylor MD, AJSM 1991;19:239). Dental Injuries (tooth avulsion, crown fracture Herniated disc Concussion Shoulder Dislocation Olecranon bursitis Distal Clavicle fracture Distal clavicle osteolysis Acromioclavicular separation Acromioclavicular arthritis Clavicle Fracture