Introduction The relationship between rotator cuff tendon structure and pain symptoms is imperfect and icompletely understood. 2 The inability to gather tendon-matched and age-matched control tissue ...

A rotator cuff tear is marked by damage to one (or more) of the four tendons that stabilize the shoulder joint. Warning signs of a torn rotator cuff are typically felt in the shoulder area.

Background Recent investigation of human tissue and cells from positional tendons such as the rotator cuff has clarified the importance of inflammation in the development and progression of tendon ...