Skip to main content
. 2020 Jul 15;23(3):317–325. doi: 10.1007/s40477-020-00498-z

Fig. 8.

Fig. 8

US coronal scan. Os acromiale (arrow) is a developmental alteration that results from an unfused accessory center of ossification of the anterior portion of the acromion and is reported to be a potential cause of superior impingement. The US shows a discontinuity in the superior aspect of the articular end of the acromion