In this episode, Mo and Marc are joined by special guest George Athwal, MD, FRCSC (Professor of Surgery at Roth McFarlane Hand and Upper Limb Center, Ontario, Canada) in a discussion on the origins, evolution, and increased popularity of reverse total shoulder arthroplasty. Links: • Best MJ, Aziz KT, Wilckens JH, McFarland EG, Srikumaran U. Increasing incidence of primary reverse and anatomic total shoulder arthroplasty in the United States. J Shoulder Elbow Surg. 2021 May;30(5):1159-1166. doi: 10.1016/j.jse.2020.08.010. Epub 2020 Aug 26. PMID: 32858194. https://bit.ly/3BGbJQc • Lapner PL, Sabri E, Rakhra K, Bell K, Athwal GS. Comparison of lesser tuberosity osteotomy to subscapularis peel in shoulder arthroplasty: a randomized controlled trial. J Bone Joint Surg Am. 2012 Dec 19;94(24):2239-46. doi: 10.2106/JBJS.K.01365. PMID: 23318614. https://bit.ly/3ZPX90J Subspecialties: • Oncology • Orthopaedic Essentials • Shoulder • Trauma Keywords: Orthopaedics, orthopedics, JBJS, OrthoEvidence, innovation, reverse TSA, anatomic TSA, education, osteoarthritis, primary care physicians, Paul Grammont, Mark Frankle, glenohumeral joint, loosening, revision, retroversion, bone loss, constrained design, rotator cuff, fixation, soft-tissue balancing, learning curve, complications, failure, implant positioning, instability, survival curves, RCT, rotator cuff tear, evidence, locking plates, exposure, tenotomy, osteotomy, hobbies, classic cars