Pain and decreased range of motion for 3 years. Evaluate for severe osteoarthritis, rotator cuff tear. ROTATOR CUFF: There is a complete tear of the supraspinatus tendon at its insertion with approximately 1 cm of retraction. There is marked fatty atrophy of the supraspinatus muscle. The infraspinatus muscle is also markedly atrophied, however the tendon is intact. The teres minor muscle/tendon is intact. There is atrophy of superior fibers of the subscapularis muscle, however the tendon is intact.SUPRASPINATUS OUTLET: Osteoarthritis affects the acromioclavicular joint. The acromiohumeral interval is significantly narrowed.GLENOHUMERAL JOINT AND GLENOID LABRUM: The humeral head is displaced superiorly. Degenerative subchondral cysts are noted in the humeral head along with osteophytes.The labrum is grossly normal.BICEPS TENDON: The biceps tendon is intact. ADDITIONAL
Complete tear of the supraspinatus muscle with muscle atrophy as described above. 