Surgical Approach for RSA has Little or no Influence on Scapular Inclination and Glenoid Baseplate Tilt Relative to the Horizontal

Autor: Thomas Cuinet MD, Cécile Nérot MD, Arnaud Godenèche MD, Lisa Peduzzi MD
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Journal of Shoulder and Elbow Arthroplasty, Vol 7 (2023)
Druh dokumentu: article
ISSN: 2471-5492
24715492
DOI: 10.1177/24715492231192227
Popis: Purpose Determine whether reverse shoulder arthroplasty (RSA) glenoid baseplate tilt is influenced by surgical approach and/or associated with functional scores. Methods In total, 501 shoulders (483 patients) who underwent RSA, by anterosuperior (AS, n = 88) or deltopectoral (DP, n = 413) approach. Preoperative and immediate postoperative anteroposterior and scapular Y-view radiographs were used to measure: Inclination of the supraspinatus fossa's floor relative to the horizontal (Sigma angle), inclination of the glenoid fossa line (or glenoid baseplate surface) relative to the horizontal (beta-h angle) or to the supraspinatus fossa's floor (beta-s angle). Results Sigma and beta-h were significantly greater for shoulders operated by DP approach, both preoperatively ( P
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