title: Current concepts of shoulder arthroplasty for radiologists: Part 2--Anatomic and reverse total shoulder replacement and nonprosthetic resurfacing.
abstract: OBJECTIVE
  The purpose of this article is to provide a review of the indications for shoulder arthroplasty, describe preoperative imaging assessment, present new and modified designs of shoulder arthroplasty, illustrate normal and abnormal postoperative imaging findings, and review key radiographic measurements.
  
  
  CONCLUSIONS
  Knowledge of the physiologic purpose, orthopedic trends, imaging findings, and complications is important in assessing shoulder prostheses.
authors.affiliation: Department of Radiology, University of Washington Medical Center, Seattle, WA, USA.
authors.forename: Alice S
authors.initials: AS
authors.lastname: Ha
authors.forename: Jonelle M
authors.initials: JM
authors.lastname: Petscavage
authors.forename: Felix S
authors.initials: FS
authors.lastname: Chew
mesh_terms: D019643:Arthroplasty, Replacement / Q000379:methods*; D062785:Hemiarthroplasty / Q000379:methods*; D006801:Humans; D007595:Joint Prosthesis; D011474:Prosthesis Design; D011475:Prosthesis Failure; D011859:Radiography; D012785:Shoulder Joint / Q000000981:diagnostic imaging / Q000601:surgery*