The Hip book

Shoulder: Internal Impingement Syndrome

Discussion:      – the hyperextension phase of throwing may be the most important component of internal impingement; – in the late cocking position (abduction, external rotation, extension) may cause the postero-superior edge of the glenoid labrum to become caught between the humeral head and rotator cuff (surface of the infraspinatus and posterior fibers of supraspinatus tendon); –  posterior glenoid … Read more