Os acromiale

Case contributed by Chris O'Donnell
Diagnosis certain

Presentation

Shoulder pain

Patient Data

Age: 35 years
Gender: Male

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

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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