Posterior labrum periosteal sleeve avulsion
A 30 year old male referred with right shoulder pain after seizure attack.
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Posterior labrum periosteal sleeve avulasion(PLPSA) is seen. The labrum is posteriorly displaced and the periosteum is intact but stripped from the posterior glenoid.
Superior labral tearing also is seen.
Bone bruise at the site of a reverse Hill-Sachs fracture is noted.
Long head of biceps tendon is in bicipital groove and show intrasubstance abnormal increased signal related to tendinosis.
There is also abnormal intrasubstance increased signal and thickening along the course of subscapularis tendon related to tendinosis.
Our patient case had a history of seizure and referred to us with signs of shoulder pain.
Regarding to history of traumatic injury and imaging findings, posterior shoulder dislocation with reverse hill sacs and bankart lesions was diagnosed.