Labrum is soft cartilage that lines the ball-and-socket joints of the shoulders. This cartilage encircles the glenoid, a cavity in the shoulder blade, providing protection and stability to the ...

Tears to the glenoid labrum—cartilage tissue that lines the shoulder where the arm joins—can be repaired with arthroscopic surgery, which significantly weakens the joint and involves a lengthy ...

Anterior shoulder instability is a common shoulder pathology, occurring in 1% to 2% of the general population. This instability is caused by injuries to the labrum or capsuloligamentous structures, ...

Posterior instability is less common than anterior shoulder instability, encompassing approximately 10% of all shoulder instability in young active patients. The etiology of posterior instability is ...