Sternoclavicular Sprain Case Study

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1. What is the mechanism of injury for a sternoclavicular sprain? In the majority of sternoclavicular sprains, what is the direction of clavicle displacement? The majority of injuries result from compression related to a direct blow, as when a supine individual is landed on by another participant, or more commonly, by indirect forces transmitted from a blow to the shoulder or a fall on an outstretched arm. The disruption typically drives the proximal clavicle superior, medial, and anterior.

2. What is the mechanism of injury for an acromioclavicular sprain? What are the signs and symptoms of a Type II AC sprain? The AC joint is injured by a direct blow, a fall on the point of the shoulder, or a force transmitted up the long axis

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