What is an ALPSA?

Introduction. Anterior labrum periosteal sleeve avulsion (ALPSA) is the avulsion of the labrum and of the non-disrupted periosteum with the subsequent healing of the labrum in a medialized nonfunctional position on the glenoid neck.

What is Alpsa shoulder?

An ALPSA lesion refers to a detachment of the anteroinferior labrum from the glenoid. The scapular periosteum is unruptured but widely lifted or stripped. The labrum remains attached to the periosteum and can rotate medially to a position along the anterior surface of the scapular neck.

What is a Perthes lesion?

A variation of the Bankart lesion, the Perthes lesion occurs when the scapular periosteum remains intact but is stripped medially [1, 2], and the anterior labrum is avulsed from the glenoid but remains partially attached to the scapula by the intact periosteum.

What is a Bankart tear?

When an anterior shoulder dislocation occurs, the humeral head forcefully pushes against the anterior glenoid labrum at the front of the socket, tearing it. A glenoid labrum tear in the anterior joint is called a Bankart lesion or a Bankart tear.

What is Kim lesion?

Kim lesions are superficial tears at the junction between the posteroinferior glenoid cartilage and the labrum, but without complete labral detachment. They are uncommon injuries, seen in active adults in association with overhead activities such as basketball and volleyball.

What is a Bennett lesion?

A Bennett lesion is a bony spur at the posterior glenoid that is often seen in baseball players and usually asymptomatic. However, it sometimes becomes painful, but the mechanism of throwing pain is still unknown.

Can SLAP tears heal without surgery?

SLAP tears are often painful and can cause clicking in the shoulder. They often occur as a result of a jarring motion of the arm. Unfortunately, SLAP tears do not heal on their own and usually require surgery to allow them to heal properly.