Explore AAOS 2021

Here is a sample of the research our faculty will be presenting at AAOS 2021:

Foot & Ankle:

  • Management of Most Common Foot and Ankle Pathologies
  • Utility of Weightbearing Computed Tomography to Diagnose Syndesmotic Instability
  • Suture Tape Reinforcement Device as an Independent Fixation Solution


  • Failed Reverse Shoulder Arthroplasty
  • Managing Intraoperative and Early Postoperative Problems in Shoulder Arthroplasty
  • Management of Humeral and Glenoid Bone Deficiency in Shoulder Arthroplasty

Hand & Arm:

  • Assessment and Management of Distal Radius Fractures
  • Managing Challenges in Thumb Carpometacarpal Arthritis
  • Assessment and Management of Complex Fracture and Fracture Dislocation of the Proximal Forearm


  • New Perspectives in Musculoskeletal Infections
  • Is it the Back or the Hip? Differentiating Lumbar Spine from Hip Pathologies
  • Artificial Intelligence in Orthopaedics: Machine Learning, Natural Language Processing, and Deep Learning

Hip & Knee:

  • Same Day Discharges following Primary Total Joint Arthroplasty
  • Characterizing the Incidence of Avascular Necrosis after Corticosteroid Injections of the Hip
  • Outcomes of Tourniquetless Revision Total Knee Arthroplasty

Sports Medicine:

  • Application of Machine Learning Algorithms in the Prediction of Prolonged Postoperative Opioid Use
  • Telemedicine after COVID-19: Incorporating Virtual Visits into an Orthopaedic Practice
  • Hip Corticosteroid/Anesthetic Injections


  • Silver-Coated Megaprostheses in the Mitigation of Prosthetic Joint Infections
  • Wound Vac Temporizing
  • Sarcopenia and Muscle Attenuation by Computed Tomography Predict Mortality


The 2021 AAOS Annual Meeting Poster Sessions include the following presentations from Mass General clinicians:

Poster Session 1

Poster No. 0061
Complete Blood Platelet and Lymphocyte Ratios Increase Diagnostic Accuracy of Periprosthetic Joint Infection following Total Hip Arthroplasty
C Klemt, L Xiong, RV Oganesyan, V Tirumala, YM Kwon

Poster No. 0072
Physical Function after Primary Total Knee Arthroplasties Stratified by Preoperative Patient-Reported Mental Health Score
A Katakam, AF Chen, A Paschalidis, CM Melnic, HS Bedair, M Heng, MD, M McTague, R Sisodia

Poster No. 0099
Outcomes and Risk Factors Associated with Rerevision Surgery following Periprosthetic Fracture Treated with Revision Arthroplasty
C Klemt, J Van Den Kieboom, L Xiong, RV Oganesyan, V Tirumala, YM Kwon

Poster No. 0142
Fusion Rates of Ankle Arthrodesis with Anterior Plate Fixation Based on Computerized Tomography and Clinical Outcomes
BE Cohen, CP Jones, JK Ellington, P Kaiser, TA Irwin, WH Davis

Poster No. 0163
Long-Term Patient-Reported Outcomes following Proximal Row Carpectomy
CS Mudgal, JB Jupiter, J Lans, MD,PhD; MZ Meulendijks, NC Chen

Poster No. 0184
Adjunct Diagnostic Strategies in Improving Diagnostic Yields in Image-Guided Biopsies of Musculoskeletal Neoplasms – A Cost-Effectiveness Analysis
CY Chang, MD, DB Ramkumar, KA Raskin, N Ramkumar, SA Lozano Calderon, S Kelly, S Gyftopoulos

Poster No. 0191
Natural Language Processing for Automated Quantification of Bone Metastases Reported in Free-Text Bone Scintigraphy Reports
AV Karhade, BP Fenn, J Kim, JJ Verlaan, JH Schwab, MER Bongers, N Kapoor, OQ Groot

Poster No. 0256
Orthopaedic Surgery I-PASS Intervention Leads to Sustained Improvement in Quality of Patient Handoffs
AF Chen, C Yeung, DS Stenquist, L Rossi, MB Harris

Poster No. 0274
Does Computerized CT-Based 3D Planning of the Humeral Head Cut Help to Restore the Anatomy of the Proximal Humerus after Stemless Total Shoulder Arthroplasty?
A Muniz-Martinez, F Grubhofer, JP Warner, L Ernstbrunner, M Price

Poster No. 0286
Is Medicare Reimbursement Declining for Degenerative and Traumatic Shoulder Pathology?
K Aziz, MJ Best, NC Chen, RT Kreulen, SK Nayar, U Srikumaran

Poster No. 0291
Posteriorly Displaced Radial Head Fractures May Represent the Footprint of an Elbow Dislocation or Subluxation
AA Fernandez; JB Jupiter, M Hartwich, M Shoji

Poster No. 0420
Hemoglobin A1c levels >= 6.7 Associated with Complications after Anterior Cruciate Ligament Reconstruction in Diabetic Patients
E Berkson, LS Oh, M Price, MJ Tanaka

Poster No. 0438
The Relationship between Vitamin D Status and Postoperative Events after Anterior Cruciate Ligament Reconstruction
A Collins, E Berkson, M Price, MJ Tanaka, P Asnis

Poster No. 0444
The Association between Radiologic Severity of Rotator Cuff Pathology and Supraspinatus Weakness on Biomechanical Assessment
M Kucharik, N Varady, PF Abraham, SD Martin, S Gillinov

Poster No. 0499
No Difference in Deep Infection or Revision Surgery Rates with Single vs. Dual Incision Approach for Dual Plating of Bicondylar Tibial Plateau Fractures
AG Von Keudell, C Yeung, DS. Stenquist, MB Harris, RM Smith, T Guild

Poster No. 0500
Recognizing Intimate Partner Violence: Never Neglect a “Nightstick” Fracture
B Khurana, D Sing, MB Harris, Pl Tornetta

Poster Session 2

Poster No. 0514
Time to Conversion Total Hip Arthroplasty following Acetabular Fracture Operative Fixation and Associated Costs and Complication Rates
HS Bedair, KG Sabeh, LT Buller, MW Roche, R Vakharia, S Summers

Poster No. 0538
Predicting Extended Postoperative Opioid Use in Primary Total Joint Arthroplasty: A Machine Learning Approach
C Klemt, I Yeo, L Xiong, V Tirumala, YM Kwon

Poster No. 0551
Lumbar spine fusion prior to revision total hip arthroplasty is associated with increased dislocation rates
A Padmanabha, C Klemt, E Smith, P Walker, V Tirumala, YM Kwon

Poster No. 0555
Machine Learning Model for the Prediction of 90-Day Unplanned Readmissions after Revision Total Joint Arthroplasty
AA Tahlil, C Klemt, I Yeo, P Walker, RV Oganesyan, V Tirumala, VG Sollitto, YM Kwon

Poster No. 0631
Outcome of Two-Stage Revision Total Hip and Knee Arthroplasty as a Salvage Procedure for Deep Infection of Peri-Articular Fracture Fixation: Propensity Score-Matched Study
C Klemt, J Van Den Kieboom, L Xiong, RV Oganesyan, V Tirumala, YM Kwon

Poster No. 0647
Comparison of Various Suture Tape and Suture Button Constructs for Fixation of the Unstable Syndesmosis
A Khoury, B Lubberts, CW DiGiovanni, D Guss, GR Waryasz, H Schermann, T Ogawa, WR Taylor

Poster No. P0667
Limited Fasciectomy vs. Collagenase Clostridium Histolyticum for Dupuytren Contracture: A Propensity Score Matched Study of Single Digit Treatment with Minimum Five-Year Follow- Up
BE Earp, D Zhang, JB Jupiter, J Gruber, PE Blazar, SJ Janssen

Poster No. 0875
Epidemiology and Functional Outcomes after Gunshot Related Spinal Injuries
AM Crawford, B Striano, B Goh, SH Hershman

Poster No. 0931
Medial Patellofemoral Ligament Length Change Patterns in Asymptomatic Knees of Patients with Contralateral Patellar Instability
E Berkson, FJ Simeone, K Varadarajan, MJ Tanaka, P Georgakas

Poster No. 0936
Outcomes of Accelerated Physical Therapy in Patients with Transtendinous Rotator Cuff Repair
E O'Donnell, M Kucharik, N Varady, PF Abraham, SD Martin, T McBroom