ALPSA - What does ALPSA stand for? The Free Dictionary
References in periodicals archive
POLPSA (posterior labral periosteal sleeve avulsion) lesions are similar to ALPSA
lesions and are characterized by stripping of the periosteum attached to the posterior labrum as it is avulsed from the glenoid rim.
An ALPSA (anterior labral periosteal sleeve avulsion) is a Bankart variant, however, in this lesion the avulsed periosteum remains intact.
13) This is differentiated from the ALPSA lesion by the lack of displacement of the avulsed labrum and is best viewed on MRI in the abducted and externally rotated (ABER) position.