case_images: PMC9886621_01
case_images: A-B Preoperative anteroposterior and axillary view radiographs
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case_images: Fig1
case_images: Conventional radiographs and magnetic resonance imaging depicted an os acromiale indicated by a 2.5 cm long fragment in connection with the acromioclavicular joint and additional inflammation of the subacromial bursa (Figs. 1 and 2).
case_images: Magnetic resonance image depicting the os acromiale
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case_images: Fig2
case_images: Conventional radiographs and magnetic resonance imaging depicted an os acromiale indicated by a 2.5 cm long fragment in connection with the acromioclavicular joint and additional inflammation of the subacromial bursa (Figs. 1 and 2).
case_images: A-F Arthroscopic views showing the osseous gap between the two bone surfaces of the os acromiale (A-C), preparation of the bone surfaces (D), process of closing the gap (E) and complete consolidation of the two bone surfaces (F)
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case_images: Fig3
case_images: The nonunion side of the os acromiale was confirmed and the two fragmented surfaces were debrided to achieve optimal healing conditions (Fig. 3A-C). A bone reduction forceps was applied to accomplish high compression to completely close the separation (Fig. 3D-F).
case_images: A-B Anteroposterior and axillary view radiographs at the 12-month follow-up
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case_images: Fig4
case_images: One year after surgery, the persisting consolidation of the os acromiale and the proper position of the implant were confirmed by radiographs and computer tomography imaging (Figs. 4 and 5).
case_images: A-B Computer tomography control scan at the 12-month follow-up showing persisting consolidation of the os acromiale and good implant position
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case_images: Fig5
case_images: One year after surgery, the persisting consolidation of the os acromiale and the proper position of the implant were confirmed by radiographs and computer tomography imaging (Figs. 4 and 5).