Acromioclavicular joint arthrosis with periarticular cyst

Case contributed by Maulik S Patel
Diagnosis certain


Right shoulder pain. Non traumatic.

Patient Data

Age: 55 years
Gender: Female

There is lobulated cyst noted superior and medial to acromio-clavicular joint.

Joint space is completely obliterated on adduction - internal rotation (placing palm to opposite shoulder). 

Rotator cuff is intact (last image).

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