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Updated: Jul 12, 2026

Reverse Total Shoulder Arthroplasty
Published on: July 5, 2011
Letter to the editor on "Assessing glenoid orientation on the axillary view: a novel technique using the
1The Fourth Affiliated Hospital of Guangxi Medical University, Liuzhou Worker's Hospital, Liuzhou, China.
Abstract:
This letter provides a critical commentary on the recent article by Hachadorian et al. entitled "Assessing glenoid orientation on the axillary view: a novel technique using the posterolateral acromion-to-coracoid line." The authors introduced the posterolateral acromion-to-coracoid (PLAC) line as a reproducible reference for assessing glenoid version on axillary radiographs, demonstrating excellent reliability and strong correlation with 3D CT measurements. We highlight the clinical significance of this technique as a cost-effective and radiation-sparing alternative for postoperative evaluation of glenoid orientation. Furthermore, we suggest extending validation to postoperative cases, quantifying projection-related errors, and exploring AI-assisted automation for landmark detection. This work represents a valuable step toward standardized radiographic assessment following shoulder arthroplasty.

