Shoulder instability

The management of shoulder dislocation has changed dramatically in recent years

The management of shoulder dislocation has changed dramatically in recent years, as internal rotation sling use is now regarded as incorrect.

The shoulder has the largest range of motion of any joint in the body.

This comes at a cost, however, as it is also the least stable and is prone to dislocation.1

The most common form of dislocation is a traumatic anterior dislocation, which happens when the shoulder is forcibly abducted and externally rotated.2

Pathology
Traumatic anterior instability almost invariably results in a detachment of the anterior/inferior glenoidal labrum and its associated capsule, the so-called Bankart lesion.3

In addition, there is often an impaction fracture of the back of the humeral head: a Hill-Sachs lesion.4

The Bankart lesion renders the shoulder less stable and

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