18-year-old male with right shoulder pain. ROTATOR CUFF: The rotator cuff musculature and ligaments are unremarkable.SUPRASPINATUS OUTLET: No significant abnormality noted.GLENOHUMERAL JOINT AND GLENOID LABRUM: The glenoid labrum is grossly intact.BICEPS TENDON: The biceps tendon is normally positioned within the bicipital groove. ADDITIONAL
Acromioclavicular injury with probable long-standing avulsion fracture of the trapezial insertion as detailed above.