1. Failed Reverse Shoulder Arthroplasty and Recommendations for Revision

   • Alexander R. Markes
   • Edward Cheung
   • C. Benjamin Ma

   Reverse Shoulder Arthroplasty (C Chambers and E Craig, Section Editors) 20 January 2020 Pages: 1 - 10

   

2. Advances and Update on Reverse Total Shoulder Arthroplasty

   • Stephen G. Thon
   • Adam J. Seidl
   • Rachel M. Frank

   Reverse Shoulder Arthroplasty (E Craig and C Chambers, Section Editors) 28 December 2019 Pages: 11 - 19

3. Stem Cell Treatment for Knee Articular Cartilage Defects and Osteoarthritis

   • Armin Arshi
   • Frank A. Petrigliano
   • Kristofer J. Jones

   Stem Cells in Orthopaedic Surgery (J Dragoo and KJ Jones, Section Editors) 21 January 2020 Pages: 20 - 27

4. Evaluation and Treatment of Borderline Dysplasia: Moving Beyond the Lateral Center Edge Angle

   • Nicholas J. Vaudreuil
   • Michael P. McClincy

   Pediatric Orthopedics (B Heyworth, Section Editor) 06 February 2020 Pages: 28 - 37

   

5. Operative Versus Non-operative Management of Mid-diaphyseal Clavicle Fractures in the Skeletally Immature Population: A Systematic Review and Meta-analysis

   • Khaled Nawar
   • Yousif Eliya
   • Darren de SA

   Pediatric Orthopedics (N Pandya, Section Editor) 22 January 2020 Pages: 38 - 49

   

6. Failure of Surgery for Osteochondral Injuries of the Elbow in the Pediatric and Adolescent Population

   • Eric Chen
   • Nirav K. Pandya

   Pediatric Orthopedics (N Pandya, Section Editor) 16 January 2020 Pages: 50 - 57

   

7. Recurrent Patellofemoral Instability in the Pediatric Patient: Management and Pitfalls

   • Evan E. Vellios
   • Myra Trivellas
   • Jennifer J. Beck

   Pediatric Orthopedics (N. Pandya, Section Editor) 25 January 2020 Pages: 58 - 68

   

8. Machine Learning and Artificial Intelligence: Definitions, Applications, and Future Directions

   • J. Matthew Helm
   • Andrew M. Swiergosz
   • Prem N. Ramkumar

   The Use of Technology in Orthopaedic Surgery—Intraoperative and Post-Operative Management (C Krueger and S Bini, Section Editors) 25 January 2020 Pages: 69 - 76

   

9. In Vivo Ankle Kinematics Revealed Through Biplane Radiography: Current Concepts, Recent Literature, and Future Directions

   • Stephen Canton
   • William Anderst
   • MaCalus V. Hogan

   Management of Ankle Instability (M Hogan, Section Editor) 27 January 2020 Pages: 77 - 85

   

10. Glenohumeral Internal Rotation Deficit: Prime Suspect or Innocent Bystander?

    • John M. Zajac
    • John M. Tokish

    Injuries in Overhead Athletes (J Dines and C Camp, Section Editors) 12 February 2020 Pages: 86 - 95

    

11. Review of Anatomy of the Medial Ulnar Collateral Ligament Complex of the Elbow

    • Mark E. Cinque
    • Mark Schickendantz
    • Salvatore Frangiamore

    Injuries in Overhead Athletes (J Dines and C Camp, Section Editors) 27 January 2020 Pages: 96 - 102

    

12. Gait Retraining as an Intervention for Patellofemoral Pain

    • Irene S. Davis
    • Adam S. Tenforde
    • Richard W. Willy

    Non-Operative Management of Anterior Knee Pain (T Besier and M Fredericson, Section Editors) 14 March 2020 Pages: 103 - 114

    

13. Osteoarthritis and ACL Reconstruction—Myths and Risks

    • Edward C. Cheung
    • Marcus DiLallo
    • Drew A. Lansdown

    ACL: Risk Factors, Outcomes, Preventions (R Gallo, Section Editor) 02 January 2020 Pages: 115 - 122

    

14. ACL and Posterolateral Corner Injuries

    • Robert S. Dean
    • Robert F. LaPrade

    ACL: Risk Factors, Outcomes, Preventions (R Gallo, Section Editor) 28 December 2019 Pages: 123 - 132

    

15. Dry Needling as a Treatment Modality for Tendinopathy: a Narrative Review

    • Vladimir Stoychev
    • Aharon S. Finestone
    • Leonid Kalichman

    Hot Topic 15 January 2020 Pages: 133 - 140