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Os acromiale

Case contributed by Dr Chris O'Donnell


Shoulder pain

Patient Data:

Age: 35
Gender: Male
Modality: MRI

Accessory ossicle at tip of acromion associated with impingement and supraspinatus laminar (intrasubstance) tear

Case Discussion:

An os acromiale represents an unfused accessory center of ossification of the acromion of the scapula

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