HSS 2111 Lecture Notes - Lecture 19: Rheumatism, Mineralized Tissues, Dual-Energy X-Ray Absorptiometry
28 Apr 2017
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Anatomy: has ball & socket -joint giving more wider range of motion and easily/prone to be damaged. Acromioclavicular joint: joint with scapula + clavicle -at the ac joint. Sternoclavicular joint: gliding joint -with colour bone + sternum. Glenohumeral joint: scapula + humerus with ball socket joint. Rotator cuff muscles gives stability to the shoulder joint. Involved in abduction & internal/external +rotation of the muscle. Impingement syndrome: narrow space between humeral head & acromion (squeezed subacromial space) aka. Causes: lots of over hand sports & over use of motions eg. baseball, tennis, swimming etc. Hawkin"s test: putting arm 90 downward and tilting the arm internally towards medial. Neer"s test: raising the arm straight up on the side of the head. Commonly from sudden onset pain anterior side with popping sound. Can happen due to over lifting weights looking like broken biceps at distal part is common. May/may not require surgery by relocation of the of the biceps.
