Shoulder Surgery Shoulder Surgery Rotator Cuff Tendenitis - Inflammation of the rotator cuff muscles. Tendenitis develops as a result of overuse of the arm, especially when working overhead, painting ceilings, washing windows etc. In older people it can result from wear and tear from rubbing against a bone spur on the bone just above the rotator cuff, the acromion bone. Pain is the main symptom.
Weakness results from the pain.
Shoulder Bursitis - Inflammation of the bursa in the shoulder. The bursa is a small lubrication sac lying between the rotator cuff and the acromion bone. It becomes inflamed due to over-use or rubbing against the acromion. Pain is the main symptom. Impingement Syndrome - Tendenitis and bursitis result from rubbing the rotator cuff muscles against the acromion.