Shoulder Anatomy Labrum

Anterior front posterior back superior top and inferior bottom. A labrum slap tear happens in a specific area.

Labral Tear Slap Lesion

The scapula shoulder blade humerus upper arm bone and clavicle.

Shoulder anatomy labrum. The shoulder labrum is a cartilage disc within the shoulder that is attached to the rim of the shoulder socket. The labrum is the attachment site for the ligaments and supports the ball and socket joint along with the rotator cuff tendons and muscles. It is essential to helping keep the ball of the shoulder joint in place as well as helping to maintain movement and stability of the shoulder.

The shoulder joint is considered a ball and socket joint however the socket the glenoid fossa of the scapula is quite shallow and small covering at most only a third of the ball the head of the humerus. The glenoid labrum is similar to the meniscus of the knee. Your shoulder has three bones.

The regions of the labrum are described by their locations. Cause injuries to the tissue rim surrounding the shoulder socket can occur from acute trauma or repetitive shoulder motion. Shoulder labrum tear is an injury to the labrum of the shoulder which is the ring of cartilage that surrounds the socket of the shoulder joint.

One arm of the biceps tendon long head also attaches to the shoulder labrum at its top. It coats the surface of the socket area with a soft cartilage enabling the shoulder to move more freely and painlessly. Shoulder labrum tear is also called superior labral anterior to posterior slap lesions constitute a recognized clinical subset of complex shoulder pain pathologies.

The socket is deepened by the glenoid labrum. The labrum is a thick fibrous ring that surrounds the glenoid. It cups the ball shaped joint at the top of your upper arm bone connecting the two joints.

It helps provide stability to the shoulder by deepening the socket and serving as a firm attachment point for the ligaments that connect the humerus to the glenoid. A labral tear occurs when the cartilage is torn. The labrum deepens the socket of the shoulder joint making it a stronger fit for the head of the humerus.

There are different kinds of labrum tears. It contributes to shoulder stability and when torn can lead to partial or complete shoulder dislocation. The labrum surrounding the shoulder socket is called the the glenoid labrum.

The shoulder labrum is a piece of soft cartilage in the socket shaped joint in your shoulder bone. In anatomy and physiology the term labrum is used to refer to an edge or a brim. A cuff of cartilage called the labrum forms a cup for the ball like head of the humerus to fit into.

Which rims the glenoid shoulder socket. The humerus fits relatively loosely into the shoulder joint.

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