Acromioclavicular joint injury - Rockwood type 2

Case contributed by Henry Knipe


Fell off horse and landed on elbow. Pain and disability to shoulder.

Patient Data

Age: 45 years
Gender: Male

AC joint space and CC distances are widened. The distal clavicle is displaced superiorly compared to the acromion. Overlying soft tissue swelling. No fracture. Glenohumeral joint is normal. 


Rockwood type 2 acromioclavicular joint injury. 

Case Discussion

Classification of AC joint injuries can be a useful guide for treatment as certain types will often require operative management while others are typically managed non-operatively.

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