Shoulder Joint Tear (Glenoid Labrum Tear): Symptoms & Prevention
The shoulder joint is composed of three different types of bones: the shoulder blade, upper arm bone and collarbone. This type of joint is a ball and socket joint, allowing for extreme flexibility and wide range of motion. The upper arm bone acts like a ball and is securely inside the shoulder blade socket. For stabilization purposes, the upper arm bone is slightly larger than the socket, ensuring that the fit is tight. To further enhance the stability, there is a layer of soft tissue called the labrum. Injuries to the labrum is the cause of a shoulder joint tear....