Recurrent Dislocation of Shoulder

Outine

1. Anatomy

2. Mechanism

3. Appearance squaring of shoulder and an anteriour bulge

4. Examinations, anterior bulge with a palbable humeral head, arm in external rotation

5. Lesions

   1. Bankart

   2. Hillsachs

   3. Axilliary Nerve

   4. Rotator cuff tear less often

   5. Greater tuberosity fractures less often

6. Risk factors

   1. Age at first dislocation

   2. Mechanism of injury - degree of violence

   3. Intrinsic factors hyperlaxities

      1. Hyerlaxity ===>sulcus sign, elbow extension, DIP joint extension

      2. Beighton score LINK

7. Investigations:  Xrays (AP, lat (not helpful), axillary view, transcapular view, velpau view, MRI