Acromial fracture

Case contributed by Dr Henry Knipe

Presentation

Fall down three stairs. Tender proximal humerus and shoulder.

Patient Data

Age: 70 years
Gender: Male

Lucency through the acromion is suspicious for a fracture. No dislocation. 

Comminuted, mildly displaced fracture through the acromion, extending to the articular surface of the acromioclavicular joint. 

Case Discussion

Isolated acromial fractures are uncommon, accounting for only 8% of scapular fractures. They are often associated with rotator cuff injury and impairment of shoulder function. 

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