Musculoskeletal Key

The Spectrum of Glenohumeral Arthritis Tyler A. Luthringer, MD Joseph D. Zuckerman, MD INTRODUCTION The term “glenohumeral arthritis” encompasses a spectrum of degenerative conditions with a multitude of etiologies and…

Anesthesia for Shoulder Arthroplasty Uchenna O. Umeh, MD Chrissy J. Cherenfant, MD INTRODUCTION Each year, the number of both in-hospital and ambulatory shoulder surgeries continues to increase in the United…

Decision-Making: Anatomic or Reverse Shoulder Arthroplasty Kevin M. Magone, MD Joseph D. Zuckerman, MD INTRODUCTION In 2003, the first reverse shoulder prosthesis was approved in the United States. Prior to…

Preoperative Planning: Patient-Specific Instrumentation Brandon J. Erickson, MD Patrick Denard, MD Anthony A. Romeo, MD INTRODUCTION Anatomic total shoulder arthroplasty (ATSA) is an effective treatment option for the management of…

Evolution of Shoulder Arthroplasty Reza Jazayeri, MD Alex Friedman, DO INTRODUCTION Shoulder arthroplasty is now frequently performed to treat a variety of glenohumeral disorders. Its use has rapidly expanded over…

Biomechanics of Reverse Total Shoulder Arthroplasty Christopher P. Roche, MSE, MBA Howard D. Routman, DO HOW THE REVERSE SHOULDER WORKS Reverse total shoulder arthroplasty (RTSA) inverts the native glenohumeral joint…

Biomechanics of Anatomic Total Shoulder Arthroplasty Christopher P. Roche, MSE, MBA Matthew L. Hansen, MD MOTION OF THE SHOULDER The motion of the shoulder is complex and created by the…

Glenohumeral Anatomy and Implant Design Kevin M. Magone, MD Joseph D. Zuckerman, MD INTRODUCTION The glenohumeral joint is a complex, highly mobile joint that relies on the bony articulation between…