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. 2020 Sep 29;44(12):2673–2681. doi: 10.1007/s00264-020-04813-5

Fig. 8.

Fig. 8

Anteroposterior radiographs of patient 8 showing an intact acromion 6 weeks postoperatively and a pseudarthrosis 18 months after a traumatic scapular spine fracture. Compensatory upward rotation of the scapula to avoid the subacromial conflict caused an inferior impingement with polyethylene wear, scapular notching and osteolysis of the calcar