Drew Lansdown, MD
Associate Professor
Orthopaedic Surgery
School of Medicine

Education & Training

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• Sports Medicine & Shoulder Surgery Fellowship Rush University Medical Center 07/2017
• Orthopedic Surgery Residency University of California, San Francisco 06/2016
• MD with Honors Medicine University of Chicago, Pritzker School of Medicine 06/2010
• BE Biomedical Engineering Vanderbilt University 05/2006

Websites

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• UCSF Department of Orthopaedic Surgery: Drew Lansdown, MD (orthosurgery.ucsf.edu)
• UCSF MedConnection: 6 to 8 Weeks: Perspectives on Sports Medicine (medconnection.ucsfhealth.org)
• UCSF Health: Drew Lansdown, MD (ucsfhealth.org)

Videos

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• Top Knee Problems in Primary Care (youtube.com)
• UCSF Mini-Medical School: Regenerative and Restorative Options for Knee Arthritis and Cartilage Injuries (youtube.com)

Publications (157)

Top publication keywords:
Rotator Cuff InjuriesPatellofemoral JointArthroplasty, Replacement, ShoulderAnterior Cruciate Ligament ReconstructionKnee InjuriesRotator CuffTibiaAnterior Cruciate LigamentJoint InstabilityOsteoarthritis, KneeAnterior Cruciate Ligament InjuriesShoulder JointArthroscopyKnee JointCartilage, Articular

• Muscle Health & Fatty Infiltration with Advanced Rotator Cuff Pathology.
  Current reviews in musculoskeletal medicine 2025 Bowen E, Waque A, Su F, Davies M, Ode G, Lansdown D, Feeley B, Bedi A
• Anterior Cruciate Ligament Reconstruction with Lateral Extra-Articular Tenodesis is Associated with Reduced Risk for Revision Anterior Cruciate Ligament Reconstruction in an Insurance Claims Database.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2025 Serna J, Kucirek N, Terada-Herzer K, Lansdown D, Ma CB, Zhang AL
• Current Methods Used to Evaluate Glenoid Bone Loss: A Survey of Orthopaedic Surgeons.
  Orthopaedic journal of sports medicine 2025 Huddleston H, Credille K, Wang Z, Cregar W, Lansdown DA, Chahla J, Garrigues GE, Verma NN, Yanke AB
• Anterior Cruciate Ligament Reconstruction: Common Intraoperative Mistakes and Techniques for Error Recovery.
  Current reviews in musculoskeletal medicine 2025 Wang KC, Keeley T, Lansdown DA
• Longitudinal Changes in Medial Meniscal Extrusion After ACL Injury and Reconstruction and Its Relationship With Cartilage Degeneration Assessed Using MRI-Based T1ρ and T2 Analysis.
  The American journal of sports medicine 2025 Watanabe S, Joseph GB, Sato D, Lansdown DA, Brandao Guimaraes J, Link TM, Ma CB

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• Patellofemoral Cartilage Injury and Treatment.
  Instructional course lectures 2025 Bach K, Sherman SL, Stone AV, Yanke AB, Lansdown DA
• COVID-19 Diagnosis Within 6 Weeks of Arthroscopic Knee Surgery Leads to Higher Risk for Postoperative Venous Thromboembolism.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2024 Wang KC, Wang S, Serna J, Su F, Halvorson RT, Lansdown DA, Ma CB, Zhang AL
• Endoprosthetic Reconstruction for Proximal Humerus Tumors.
  Current reviews in musculoskeletal medicine 2024 Su F, Garcia-Lopez E, Wustrack R, Lansdown DA
• Association Between Tibiofemoral Bone Shape Features and Retears After Anterior Cruciate Ligament Reconstruction.
  Orthopaedic journal of sports medicine 2024 Bailey KN, Gao KT, Halvorson RT, Oeding JF, Majumdar S, Pedoia V, Lansdown DA
• Higher Posterior Tibial Slope and Lower Medial Proximal Tibial Angle of the Knee Are Associated With Delayed Graft Maturation After Anterior Cruciate Ligament Reconstruction Surgery With Hamstring Autograft.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2024 Sato D, Han M, Feeley BT, Ma CB, Majumdar S, Lansdown DA
• Low-Volume and Early-Career Surgeons Have Higher Risk for Reoperation and Complications Following Anterior Cruciate Ligament Reconstruction.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2024 Foley AJ, Halvorson RT, Nosrat C, Ho BR, Nawari AN, Terada-Herzer K, Feeley BT, Lansdown DA, Ma CB, Zhang AL
• Combined Medial Patellofemoral Ligament Reconstruction and Tibial Tubercle Osteotomy Has a Lower Risk of Recurrent Instability Requiring Revision Stabilization at 2 Years Than Either Procedure Alone.
  Arthroscopy, sports medicine, and rehabilitation 2024 Markes AR, Ghanta RB, Zhang AL, Ma CB, Feeley BT, Lansdown DA
• Effect of Obesity on Short- and Long-Term Complications After Ankle Fracture Fixation.
  Journal of orthopaedic trauma 2024 Janghala A, Niknam K, Freshman R, Cogan CJ, Zhang AL, Lansdown D
• Prognostic Factors on Preoperative MRI for Patient-Reported Outcomes After Posterior Medial Meniscus Root Repair.
  Orthopaedic journal of sports medicine 2024 Flores SE, Manatrakul R, Anigwe C, Ngarmsrikam C, Feeley BT, Ma CB, Link TM, Lansdown DA
• Author Reply to "Regarding 'A Greater Dose May Yield Better Clinical Outcomes for Platelet-Rich Plasma in the Treatment of Knee Osteoarthritis'".
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2024 Berrigan WA, Bailowitz Z, Park A, Reddy A, Liu R, Lansdown D
• Association of Preoperative Shoulder Osteoarthritis Severity Score With Change in American Shoulder and Elbow Surgeons Score at 2 Years After Rotator Cuff Repair.
  Orthopaedic journal of sports medicine 2024 Chi HM, Davies MR, Vijittrakarnrung C, Motamedi D, Ma CB, Feeley BT, Lansdown DA
• The Condition of the Meniscus and Cartilage of the Injured Knee on Preoperative Magnetic Resonance Imaging Is a Prognostic Factor Affecting Postoperative Outcomes Following Knee Cartilage Restoration Surgery.
  Arthroscopy, sports medicine, and rehabilitation 2024 Sato D, Manatrakul R, Ngarmsrikam C, Feeley BT, Ma CB, Link TM, Lansdown DA
• Concomitant Medial Collateral Ligament Injury Increases the Risk of Revision Anterior Cruciate Ligament Reconstruction.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2024 Niknam K, Goldberg D, Markes AR, Feeley BT, Zhang AL, Ma CB, Lansdown DA
• Degenerative medial and lateral menisci root tears: demographics, clinical presentation, imaging features, and associated findings.
  Skeletal radiology 2024 Guimaraes JB, Manatrakul R, Joseph GB, Feeley B, Lansdown DA, Chen JV, Baal JD, Link TM
• No Differences in 2-Year Reoperation Rates for Meniscus Allograft Transplant With Concomitant Cartilage Restoration or Osteotomy: A National Database Study.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2024 Park AL, Feeley BT, Zhang AL, Ma CB, Lansdown DA
• Impact of surgeon volume, experience, and training on outcomes after arthroscopic rotator cuff repair: a nationwide analysis of 1489 surgeons.
  JSES international 2024 Sadjadi R, Nosrat C, Su F, Lansdown DA, Feeley BT, Ma CB, Zhang AL
• Clinical and radiologic outcomes in patients with meniscal root tears.
  BMC musculoskeletal disorders 2024 Manatrakul R, Loeffler M, Bharadwaj UU, Joseph GB, Lansdown D, Feeley B, Baal JD, Guimaraes JB, Link TM
• A Greater Platelet Dose May Yield Better Clinical Outcomes for Platelet-Rich Plasma in the Treatment of Knee Osteoarthritis: A Systematic Review.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2024 Berrigan WA, Bailowitz Z, Park A, Reddy A, Liu R, Lansdown D
• Delayed hip arthroscopy for femoroacetabular impingement syndrome does not increase revision but does increase rates of chronic opiate use.
  Journal of orthopaedics 2024 Niknam K, Freshman R, Flores SE, Lansdown DA, Wong SE, Zhang AL
• Rotator cuff tears.
  Nature reviews. Disease primers 2024 Bedi A, Bishop J, Keener J, Lansdown DA, Levy O, MacDonald P, Maffulli N, Oh JH, Sabesan VJ, Sanchez-Sotelo J, Williams RJ, Feeley BT
• Open Fractures in National Football League Athletes: Analyzing Performance and Return to Sport.
  Spartan medical research journal 2023 Nudelman B, Gardner BB, Bryant SA, Lansdown DA, Feeley BT, Pandya NK
• Factors Associated With Humeral Avulsion of Glenohumeral Ligament Lesions in Patients With Anterior Shoulder Instability: An Analysis of the MOON Shoulder Instability Cohort.
  Orthopaedic journal of sports medicine 2023 Freshman RD, Zhang AL, Benjamin Ma C, Feeley BT, Ortiz S, Patel J, Dunn W, Wolf BR, Hettrich C, Lansdown D, MOON Shoulder Group collaborators, Baumgarten KM, Bishop JY, Bollier MJ, Brophy RH, Bravman …
• Response to Li et al regarding: "Periarticular injection in addition to interscalene nerve block can decrease opioid consumption and pain following total shoulder arthroplasty: a comparison cohort study".
  Journal of shoulder and elbow surgery 2023 Vijittrakarnrung C, Freshman R, Anigwe C, Lansdown DA, Feeley BT, Ma CB
• Total shoulder arthroplasty in patients with dementia or mild cognitive impairment.
  JSES international 2023 Serna J, Su F, Lansdown DA, Feeley BT, Ma CB, Zhang AL
• Increasing Hip Arthroscopy Case Volume Is Associated With Increased Risk for Revision Surgery but Not Conversion to Total Hip Arthroplasty or 90-Day Hospitalizations: A Cross-Sectional Analysis of 468 Surgeons.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2023 Nosrat C, Hartwell MJ, Sadjadi R, Cevallos N, Lansdown DA, Ma CB, Zhang AL
• Development and Validation of a Short-Form Version of the Western Ontario Shoulder Instability Scale (Short-WOSI).
  The American journal of sports medicine 2023 Jacobs CA, Ortiz SF, MOON Shoulder Group, Baumgarten KM, Bishop JY, Bollier MJ, Bravman JT, Brophy RH, Cvetanovich GL, Feeley BT, Frank RM, Jones GL, Kuhn JE, Lansdown DA, Ma CB, Mair SD, Marx RG, …
• Incidence, risk factors, and complications of acromial stress fractures after reverse total shoulder arthroplasty.
  Journal of shoulder and elbow surgery 2023 Su F, Kucirek N, Goldberg D, Feeley BT, Ma CB, Lansdown DA
• Surgical repair of symptomatic medial clavicular fracture nonunion using a reversed distal clavicle plate: a report of 3 cases.
  JSES reviews, reports, and techniques 2023 Anigwe C, Colyvas N, Lansdown DA
• Age is predictive of higher rate of conversion to total hip arthroplasty after core decompression for osteonecrosis of the hip.
  Journal of orthopaedics 2023 Garcia-Lopez E, Anigwe C, Wong SE, Zhang AL, Lansdown DA
• Periarticular injection in addition to interscalene nerve block can decrease opioid consumption and pain following total shoulder arthroplasty: a comparison cohort study.
  Journal of shoulder and elbow surgery 2023 Vijittrakarnrung C, Freshman R, Anigwe C, Lansdown DA, Feeley BT, Ma CB
• Comparing bone shape models from deep learning processing of magnetic resonance imaging to computed tomography-based models.
  JSES international 2023 Wong V, Calivá F, Su F, Pedoia V, Lansdown D
• Leukocyte-Poor Platelet-Rich Plasma Injections Improve Cartilage T1ρ and T2 and Patient-Reported Outcomes in Mild-to-Moderate Knee Osteoarthritis.
  Arthroscopy, sports medicine, and rehabilitation 2023 Su F, Tong MW, Lansdown DA, Luke A, Ma CB, Feeley BT, Majumdar S, Zhang AL
• Predictors of Bone Loss in Anterior Glenohumeral Instability.
  The American journal of sports medicine 2023 Hettrich CM, Magnuson JA, Baumgarten KM, Brophy RH, Kattan M, MOON Shoulder Group, Bishop JY, Bollier MJ, Bravman JT, Cvetanovich GL, Dunn WR, Feeley BT, Frank RM, Kuhn JE, Lansdown DA, Benjamin Ma C,…
• Outcomes of anatomic and reverse total shoulder arthroplasty in patients over the age of 70: a systematic review.
  JSES reviews, reports, and techniques 2023 Su F, Nuthalapati P, Feeley BT, Lansdown DA
• Correction to: Complications and re‑operations after extensor mechanism repair surgery in a large cross‑sectional cohort: females and tobacco‑users at highest risk for adverse outcomes.
  Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2023 Oeding JF, Alrabaa R, Wong SE, Zhang AL, Feeley B, Ma CB, Lansdown DA
• Relationship Between Preoperative Shoulder Osteoarthritis Severity Score and Postoperative PROMIS-UE Score After Rotator Cuff Repair.
  Orthopaedic journal of sports medicine 2023 Davies MR, Kucirek N, Motamedi D, Ma CB, Feeley BT, Lansdown D
• Incorporating Biologics Into Your Sports Medicine Practice: Who, What, When, Why, and How?
  Instructional course lectures 2023 Bradsell H, Waterman B, Lansdown D, Hevesi M, Jones K, Frank RM
• A More Posterior Tibial Tubercle (Decreased Sagittal Tibial Tubercle-Trochlear Groove Distance) Is Significantly Associated With Patellofemoral Joint Degenerative Cartilage Change: A Deep Learning Analysis.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022 Namiri NK, Càliva F, Martinez AM, Pedoia V, Lansdown DA
• Anatomic Osteochondral Allograft Reconstruction for Concomitant Large Hill-Sachs and Reverse Hill-Sachs Lesions.
  Arthroscopy techniques 2022 Alrabaa RG, Padaki AS, Vijittrakarnrung C, Lansdown DA, Kandemir U, Tangtiphaiboontana J
• Delayed ACL reconstruction increases rates of concomitant procedures and risk of subsequent surgery.
  Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2022 Freshman RD, Truong NM, Cevallos N, Lansdown DA, Feeley BT, Ma CB, Zhang AL
• Incidence of Venous Thromboembolism After Hip Arthroscopy Is Low With or Without Prophylaxis but Risk Factors Include Oral Contraceptive Use, Obesity, and Malignancy.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022 Holler JT, Halvorson RT, Salesky M, Ma CB, Feeley BT, Leavitt AD, Lansdown DA, Zhang AL
• Trends in Surgical Treatment of Proximal Humeral Fractures and Analysis of Postoperative Complications Over a Decade in 384,158 Patients.
  JB & JS open access 2022 Alrabaa RG, Ma G, Truong NM, Lansdown DA, Feeley BT, Zhang AL, Ma CB
• Utilization of Autologous Chondrocyte Implantation in the Knee Is Increasing While Reoperation Rates Are Decreasing Despite Increasing Preoperative Comorbidities.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022 Anigwe C, Kucirek NK, Feeley BT, Ma CB, Zhang AL, Lansdown DA
• Pre-existing Mental Health Diagnoses Are Associated With Higher Rates of Postoperative Complications, Readmissions, and Reoperations Following Arthroscopic Rotator Cuff Repair.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022 Freshman RD, Oeding JF, Anigwe C, Zhang AL, Feeley BT, Ma CB, Lansdown DA
• Complications and re-operations after extensor mechanism repair surgery in a large cross-sectional cohort: females and tobacco-users at highest risk for adverse outcomes.
  Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2022 Oeding JF, Alrabaa R, Wong SE, Zhang AL, Feeley B, Ma CB, Lansdown DA
• Perioperative Thromboprophylaxis Is Associated With Lower Risk of Venous Thromboembolism After Knee Arthroscopy.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022 Holler JT, Salesky M, Halvorson RT, Zhang AL, Ma CB, Feeley BT, Leavitt AD, Colyvas N, Lansdown DA
• Risk for recurrent instability and reoperation following arthroscopic and open shoulder stabilization in a large cross-sectional population.
  JSES international 2022 Markes AR, Cevallos N, Lansdown DA, Ma CB, Feeley BT, Zhang AL
• Younger Patients Are More Likely to Undergo Arthroscopic Meniscal Repair and Revision Meniscal Surgery in a Large Cross-Sectional Cohort.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022 Bradley KE, Cevallos N, Jansson HL, Lansdown DA, Pandya NK, Feeley BT, Ma CB, Zhang AL
• Arthroscopic Treatment Yields Lower Reoperation Rates than Open Treatment for Native Knee but Not Native Shoulder Septic Arthritis.
  Arthroscopy, sports medicine, and rehabilitation 2022 Padaki AS, Ma GC, Truong NM, Cogan CJ, Lansdown DA, Feeley BT, Ma CB, Zhang AL
• Orthopedic sleep and novel analgesia pathway: a prospective randomized controlled trial to advance recovery after shoulder arthroplasty.
  Journal of shoulder and elbow surgery 2022 Cheah JW, Freshman RD, Mah CD, Kinjo S, Lansdown DA, Feeley BT, Zhang AL, Ma CB
• Throwing Injury Prevention Strategies with a Whole Kinetic Chain-Focused Approach.
  Current reviews in musculoskeletal medicine 2022 Mayes M, Salesky M, Lansdown DA
• Dyslipidemia is associated with risk for rotator cuff repair failure: a systematic review and meta-analysis.
  JSES reviews, reports, and techniques 2022 Gatto AP, Hu DA, Feeley BT, Lansdown D
• Influential Studies in Orthopaedic Platelet-Rich Plasma Research Are Recent and Consist of High Levels of Evidence: A Review of the Top 50 Most Cited Publications.
  The journal of knee surgery 2022 Oeding JF, Lansdown DA, Leucht P, Bosco JA, Konopka J, Lajam CM
• Editorial Commentary: It's "90% Mental": Mental Distress Influences Symptom Perception in Hip Arthroscopy.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022 Lansdown DA
• The Use of Multiple Imaging Studies Before Shoulder Stabilization Surgery Is Increasing.
  Arthroscopy, sports medicine, and rehabilitation 2022 Salesky MA, Zhang AL, Ma CB, Feeley BT, Pedoia V, Lansdown DA
• Complications after high tibial osteotomy and distal femoral osteotomy are associated with increasing medical comorbidities and tobacco use.
  Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2022 Kucirek NK, Anigwe C, Zhang AL, Ma CB, Feeley BT, Lansdown DA
• MOntelukast as a potential CHondroprotective treatment following Anterior cruciate ligament reconstruction (MOCHA Trial): study protocol for a double-blind, randomized, placebo-controlled clinical trial.
  Trials 2022 Jacobs CA, Conley CEW, Kraus VB, Lansdown DA, Lau BC, Li X, Majumdar S, Spindler KP, Lemaster NG, Stone AV
• Evaluating Utilization Trends in Adhesive Capsulitis of the Shoulder: A Retrospective Cohort Analysis of a Large Database.
  Orthopaedic journal of sports medicine 2022 Cogan CJ, Cevallos N, Freshman RD, Lansdown D, Feeley BT, Zhang AL
• Posterior Tibial Slope, Notch Width, Condylar Morphology, Trochlear Inclination, and Tibiofemoral Mismatch Predict Outcomes Following Anterior Cruciate Ligament Reconstruction.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2021 Bongbong DN, Oeding JF, Ma CB, Pedoia V, Lansdown DA
• Biceps Tenodesis Demonstrates Lower Reoperation Rates Compared to SLAP Repair for Treatment of SLAP Tears in a Large Cross-Sectional Population.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2021 Truong NM, Cevallos N, Lansdown DA, Ma CB, Feeley BT, Zhang AL
• Arthroscopic Rotator Cuff Repair Results in Lower Two-Year Reoperation Rates Compared With Open Rotator Cuff Repair in a Large Cross-sectional Cohort.
  Arthroscopy, sports medicine, and rehabilitation 2021 Truong NM, Cevallos N, Lansdown DA, Ma CB, Feeley BT, Zhang AL
• Low socioeconomic status worsens access to care and outcomes for rotator cuff repair: a scoping review.
  JSES reviews, reports, and techniques 2021 Gatto AP, Feeley BT, Lansdown DA
• Patients Aged 50 Years and Older Have Greater Complication Rates After Anterior Cruciate Ligament Reconstruction: A Large Database Study.
  Arthroscopy, sports medicine, and rehabilitation 2021 Salesky MA, Oeding JF, Zhang AL, Ma CB, Feeley BT, Lansdown DA
• Contemporary Practice Patterns for the Treatment of Anterior Cruciate Ligament Tears in the United States.
  Orthopaedic journal of sports medicine 2021 Cevallos N, Soriano KKJ, Lansdown DA, Ma CB, Feeley BT, Zhang AL
• Prior Bone Marrow Stimulation Surgery Influences Outcomes After Cell-Based Cartilage Restoration: A Systematic Review and Meta-analysis.
  Orthopaedic journal of sports medicine 2021 Cogan CJ, Friedman J, You J, Zhang AL, Feeley BT, Ma CB, Lansdown DA
• Association Between Comorbid Depression and Rates of Postoperative Complications, Readmissions, and Revision Arthroscopic Procedures After Elective Hip Arthroscopy.
  Orthopaedic journal of sports medicine 2021 Freshman RD, Salesky M, Cogan CJ, Lansdown DA, Zhang AL
• Outpatient Shoulder Arthroplasty-A Systematic Review.
  Journal of shoulder and elbow arthroplasty 2021 Allahabadi S, Cheung EC, Hodax JD, Feeley BT, Ma CB, Lansdown DA
• Influential Articles on Pediatric and Adolescent Anterior Cruciate Ligament Injuries: A Bibliometric Analysis.
  Orthopaedic journal of sports medicine 2021 Allahabadi S, Feeley SE, Lansdown DA, Pandya NK, Feeley BT
• Beach Chair Versus Lateral Decubitus Position: Differences in Suture Anchor Position and Number During Arthroscopic Anterior Shoulder Stabilization.
  The American journal of sports medicine 2021 Baron JE, Duchman KR, Hettrich CM, Glass NA, Ortiz SF, MOON Shoulder Group, Baumgarten KM, Bishop JY, Bollier MJ, Bravman JT, Brophy RH, Carpenter JE, Cox CL, Feeley BT, Frank RM, Grant JA, Jones GL, …
• Interobserver Reliability and Change in the Sagittal Tibial Tubercle-Trochlear Groove Distance with Increasing Knee Flexion Angles.
  The journal of knee surgery 2021 MacLean IS, Southworth TM, Dempsey IJ, Naveen NB, Huddleston HP, Lansdown DA, Yanke AB
• Randomized Trial of Arthroscopic Rotator Cuff With or Without Acromioplasty: No Difference in Patient-Reported Outcomes at Long-Term Follow-Up.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2021 Waterman BR, Newgren J, Gowd AK, Cabarcas B, Lansdown D, Bach BR, Cole BJ, Romeo AA, Verma NN
• Hip Arthroscopy Volume and Reoperations in a Large Cross-Sectional Population: High Rate of Subsequent Revision Hip Arthroscopy in Young Patients and Total Hip Arthroplasty in Older Patients.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2021 Cevallos N, Soriano KKJ, Flores SE, Wong SE, Lansdown DA, Zhang AL
• Influential and Highest Cited Shoulder Instability Articles: A Bibliometric Analysis.
  Orthopaedic journal of sports medicine 2021 Allahabadi S, Eftekhari A, Feeley SE, Feeley BT, Lansdown DA
• Arthroscopic Glenoid Reconstruction With Iliac Crest Bone Block Transfer in the Beach Chair Position.
  Arthroscopy techniques 2021 Bradley KE, Jansson HL, Lansdown DA, Zhang AL
• Defining recovery trajectories after shoulder arthroplasty: a latent class analysis of patient-reported outcomes.
  Journal of shoulder and elbow surgery 2021 Rubenstein WJ, Warwick HSL, Aung MS, Zhang AL, Feeley BT, Ma CB, Lansdown DA
• Systematic Review of Orthopaedic and Sports Medicine Injuries and Treatment Outcomes in Women's National Basketball Association and National Basketball Association Players.
  Orthopaedic journal of sports medicine 2021 Allahabadi S, Su F, Lansdown DA
• Teres minor muscle hypertrophy is a negative predictor of outcomes after reverse total shoulder arthroplasty: an evaluation of preoperative magnetic resonance imaging and postoperative implant position.
  Journal of shoulder and elbow surgery 2021 Hung LW, Wu S, Lee A, Zhang AL, Feeley BT, Xiao W, Ma CB, Lansdown DA
• Minimal Clinically Important Difference, Substantial Clinical Benefit, and Patient Acceptable Symptom State of Outcome Measures Relating to Shoulder Pathology and Surgery: a Systematic Review.
  Current reviews in musculoskeletal medicine 2021 Su F, Allahabadi S, Bongbong DN, Feeley BT, Lansdown DA
• Patient-Reported Activity Levels Correlate With Early Cartilage Degeneration After Anterior Cruciate Ligament Reconstruction.
  The American journal of sports medicine 2021 Friedman JM, Su F, Zhang AL, Allen CR, Feeley BT, Souza R, Li X, Ma CB, Lansdown DA
• Surgical rotator cuff muscle biopsies: are they representative of overall muscle quality?
  Journal of shoulder and elbow surgery 2020 Gomez AV, Ma CB, Feeley BT, Lansdown DA
• The Clinically Important Difference and Patient Acceptable Symptomatic State for Commonly Used Patient-Reported Outcomes After Knee Cartilage Repair.
  The American journal of sports medicine 2020 Chahal J, Lansdown DA, Davey A, Davis AM, Cole BJ
• Patellar tendon reconstruction with hamstring autograft for the treatment of chronic irreparable patellar tendon injuries.
  The Knee 2020 Friedman JM, You JS, Hodax JD, Aung MS, Feeley BT, Zhang AL, Ma CB, Lansdown DA
• The Learning Curve for Hip Arthroscopic Surgery: A Prospective Evaluation With 2-Year Outcomes in Patients With Femoroacetabular Impingement.
  Orthopaedic journal of sports medicine 2020 You JS, Flores SE, Friedman JM, Lansdown DA, Zhang AL
• Arthroscopic Single-Portal Subscapularis Tendon Repair.
  Arthroscopy techniques 2020 You JS, Monroe EJ, Friedman JM, Feeley BT, Lansdown DA, Zhang AL, Ma CB
• Editorial Commentary: Can We Evaluate Glenoid Bone With Magnetic Resonance Imaging? Yes, If You Have the Right Sequence.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2020 Lansdown DA, Pedoia V
• Single Sport Specialization in the Skeletally Immature Athlete: Current Concepts.
  The Journal of the American Academy of Orthopaedic Surgeons 2020 Lansdown DA, Rugg CM, Feeley BT, Pandya NK
• Sulcus-Deepening Trochleoplasty as an Isolated or Combined Treatment Strategy for Patellar Instability and Trochlear Dysplasia: A Systematic Review.
  Arthroscopy, sports medicine, and rehabilitation 2020 Davies MR, Allahabadi S, Diab TE, Freshman RD, Pandya NK, Feeley BT, Lansdown DA
• Fracture Epidemiology in Professional Baseball From 2011 to 2017.
  Orthopaedic journal of sports medicine 2020 Rubenstein WJ, Allahabadi S, Curriero F, Feeley BT, Lansdown DA
• Incidence of anterior cruciate ligament graft tears in high-risk populations: An analysis of professional athlete and pediatric populations.
  The Knee 2020 Allahabadi S, Rubenstein WJ, Lansdown DA, Feeley BT, Pandya NK
• The Outcomes of "Submitted" Publications From Applicants to Orthopaedic Surgery Residency Programs: A Retrospective Review of 1303 Residency Applications.
  Journal of the American Academy of Orthopaedic Surgeons. Global research & reviews 2020 Freshman RD, Cortez XC, Kim HT, Feeley BT, Zhang AL, Lansdown DA
• Dynamic Three-Dimensional Computed Tomography Mapping of Isometric Posterior Cruciate Ligament Attachment Sites on the Tibia and Femur: Single- Versus Double-Bundle Analysis.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2020 Forsythe B, Patel BH, Lansdown DA, Agarwalla A, Kunze KN, Lu Y, Puzzitiello RN, Verma NN, Cole BJ, LaPrade R, Inoue N, Chahla J
• Surgical Stabilization of Shoulder Instability in Patients With or Without a History of Seizure: A Comparative Analysis.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2020 Agha O, Rugg CM, Lansdown DA, Ortiz S, Hettrich CM, Wolf BR, Feeley BT
• Do patient outcomes and follow-up completion rates after shoulder arthroplasty differ based on insurance payor?
  Journal of shoulder and elbow surgery 2020 Lansdown DA, Ma GC, Aung MS, Gomez A, Zhang AL, Feeley BT, Ma CB
• An Evaluation of Self-Reported Publications in Orthopaedic Sports Medicine Fellowship Applications.
  Orthopaedic journal of sports medicine 2020 Cortez XC, Freshman RD, Feeley BT, Ma CB, Lansdown DA, Zhang AL
• Do glenoid retroversion and humeral subluxation affect outcomes following total shoulder arthroplasty?
  JSES international 2020 Ma CB, Xiao W, Salesky M, Cheung E, Zhang AL, Feeley BT, Lansdown DA
• Do Preoperative and Postoperative Glenoid Retroversion Influence Outcomes After Reverse Total Shoulder Arthroplasty?
  Journal of shoulder and elbow arthroplasty 2020 Lansdown D, Cheung EC, Xiao W, Lee A, Zhang AL, Feeley BT, Benjamin Ma C
• Do Outcomes of Arthroscopic Subscapularis Tendon Repairs Depend on Rotator Cuff Fatty Infiltration?
  Orthopaedic journal of sports medicine 2020 Monroe EJ, Flores SE, Zhang AL, Feeley BT, Lansdown DA, Ma CB
• Risk Factors for Intra-articular Bone and Cartilage Lesions in Patients Undergoing Surgical Treatment for Posterior Instability.
  The American journal of sports medicine 2020 Lansdown DA, Cvetanovich GL, Zhang AL, Feeley BT, Wolf BR, Hettrich CM, MOON Shoulder Group, Baumgarten KM, Bishop JY, Bollier MJ, Bravman JT, Brophy RH, Cox CL, Frank RM, Grant JA, Jones GL, Kuhn JE,…
• What Is the Appropriate Price for Platelet-Rich Plasma Injections for Knee Osteoarthritis? A Cost-Effectiveness Analysis Based on Evidence From Level I Randomized Controlled Trials.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2020 Bendich I, Rubenstein WJ, Cole BJ, Ma CB, Feeley BT, Lansdown DA
• Editorial Commentary: Are We Over-treating Meniscal Root Tears?
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2020 Lansdown DA, Feeley BT
• Osteoarthritis and ACL Reconstruction-Myths and Risks.
  Current reviews in musculoskeletal medicine 2020 Cheung EC, DiLallo M, Feeley BT, Lansdown DA
• The Sagittal Tibial Tubercle-Trochlear Groove Distance as a Measurement of Sagittal Imbalance in Patients with Symptomatic Patellofemoral Chondral Lesions.
  Cartilage 2020 Lansdown DA, Christian D, Madden B, Redondo M, Farr J, Cole BJ, Yanke AB
• Radiographic shoulder parameters and their relationship to outcomes following rotator cuff repair: a systematic review.
  Shoulder & elbow 2020 Zaid MB, Young NM, Pedoia V, Feeley BT, Ma CB, Lansdown DA
• Quantitative imaging of anterior cruciate ligament (ACL) graft demonstrates longitudinal compositional changes and relationships with clinical outcomes at 2 years after ACL reconstruction.
  Journal of orthopaedic research : official publication of the Orthopaedic Research Society 2020 Lansdown DA, Xiao W, Zhang AL, Allen CR, Feeley BT, Li X, Majumdar S, Ma CB
• Platelet-Rich Plasma, Bone Morphogenetic Protein, and Stem Cell Therapies.
  Instructional course lectures 2020 Cheung EC, Hodax JD, Hsu WK, Williams SK, Smith HE, Lansdown DA, Feeley BT
• Body Mass Index Screening in Knee Arthroscopy: An Analysis Using the National Surgical Quality Improvement Database.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2019 Rubenstein WJ, Lansdown DA, Feeley BT, Ma CB, Zhang AL
• Reverse Total Shoulder Arthroplasty: Biomechanics and Indications.
  Current reviews in musculoskeletal medicine 2019 Rugg CM, Coughlan MJ, Lansdown DA
• Clinical Utility of Advanced Imaging of the Knee.
  Journal of orthopaedic research : official publication of the Orthopaedic Research Society 2019 Lansdown DA, Ma CB
• Correlation of PROMIS with Orthopaedic Patient-Reported Outcome Measures.
  JBJS reviews 2019 Cheung EC, Moore LK, Flores SE, Lansdown DA, Feeley BT, Zhang AL
• Preoperative IDEAL (Iterative Decomposition of Echoes of Asymmetrical Length) magnetic resonance imaging rotator cuff muscle fat fractions are associated with rotator cuff repair outcomes.
  Journal of shoulder and elbow surgery 2019 Lansdown DA, Morrison C, Zaid MB, Patel R, Zhang AL, Allen CR, Feeley BT, Ma CB
• Anatomic shoulder parameters and their relationship to the presence of degenerative rotator cuff tears and glenohumeral osteoarthritis: a systematic review and meta-analysis.
  Journal of shoulder and elbow surgery 2019 Zaid MB, Young NM, Pedoia V, Feeley BT, Ma CB, Lansdown DA
• IMU Sensor Fusion Algorithm for Monitoring Knee Kinematics in ACL Reconstructed Patients.
  Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference 2019 Bravo-Illanes G, Halvorson RT, Matthew RP, Lansdown D, Ma CB, Bajcsy R
• A Flat Anterior Glenoid Corresponds to Subcritical Glenoid Bone Loss.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2019 Lansdown DA, Wang K, Yanke AB, Nicholson GP, Cole BJ, Verma NN
• Patient-Reported Outcomes After Isolated and Combined Arthroscopic Subscapularis Tendon Repairs.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2019 Monroe EJ, Flores SE, Chambers CC, Zhang AL, Feeley BT, Lansdown DA, Ma CB
• Automated 3-Dimensional Magnetic Resonance Imaging Allows for Accurate Evaluation of Glenoid Bone Loss Compared With 3-Dimensional Computed Tomography.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2019 Lansdown DA, Cvetanovich GL, Verma NN, Cole BJ, Bach BR, Nicholson G, Romeo A, Dawe R, Yanke AB
• The Impact of Body Mass Index on Complications After Shoulder Arthroscopy: Should Surgery Eligibility Be Determined by Body Mass Index Cutoffs?
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2019 Rubenstein WJ, Lansdown DA, Feeley BT, Ma CB, Zhang AL
• Does MRI of Knee Cartilage Help to Characterize Osteoarthritis Severity?: Commentary on an article by Joshua S. Everhart, MD, MPH, et al.: "Full-Thickness Cartilage Defects Are Important Independent Predictive Factors for Progression to Total Knee Arthroplasty in Older Adults with Minimal to Moderate Osteoarthritis. Data from the Osteoarthritis Initiative".
  The Journal of bone and joint surgery. American volume 2019 Lansdown DA
• Outcomes of revision arthroplasty for shoulder periprosthetic joint infection: a three-stage revision protocol.
  Journal of shoulder and elbow surgery 2018 Tseng WJ, Lansdown DA, Grace T, Zhang AL, Feeley BT, Hung LW, Ma CB
• Proximal fixation anterior to the lateral femoral epicondyle optimizes isometry in anterolateral ligament reconstruction.
  Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2018 Forsythe B, Agarwalla A, Lansdown DA, Puzzitiello R, Verma NN, Cole BJ, Bach BR, Inoue N
• Imaging-Based Prevalence of Superior Labral Anterior-Posterior Tears Significantly Increases in the Aging Shoulder.
  Orthopaedic journal of sports medicine 2018 Lansdown DA, Bendich I, Motamedi D, Feeley BT
• Clinical Outcomes of Multifocal Osteochondral Allograft Transplantation of the Knee: An Analysis of Overlapping Grafts and Multifocal Lesions.
  The American journal of sports medicine 2018 Cotter EJ, Hannon CP, Christian DR, Wang KC, Lansdown DA, Waterman BR, Frank RM, Cole BJ
• Dynamic 3-Dimensional Mapping of Isometric Anterior Cruciate Ligament Attachment Sites on the Tibia and Femur: Is Anatomic Also Isometric?
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2018 Forsythe B, Lansdown D, Zuke WA, Verma NN, Cole BJ, Bach BR, Inoue N
• Variability in the Contour of Cadaveric Anterior and Posterior Glenoids Based on Ipsilateral 3-Dimensional Computed Tomography Reconstructions: Implications for Clinical Estimation of Bone Loss.
  Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2018 Lansdown DA, Wang K, Bernardoni E, Frank RM, Yanke AB, Cole BJ, Verma NN, Romeo AA
• The Importance of Comprehensive Cam Correction: Radiographic Parameters Are Predictive of Patient-Reported Outcome Measures at 2 Years After Hip Arthroscopy.
  The American journal of sports medicine 2018 Lansdown DA, Kunze K, Ukwuani G, Waterman BR, Nho SJ
• Self-reported Mental Disorders Negatively Influence Surgical Outcomes After Arthroscopic Treatment of Femoroacetabular Impingement.
  Orthopaedic journal of sports medicine 2018 Lansdown DA, Ukwuani G, Kuhns B, Harris JD, Nho SJ
• Relationship Between Quantitative MRI Biomarkers and Patient-Reported Outcome Measures After Cartilage Repair Surgery: A Systematic Review.
  Orthopaedic journal of sports medicine 2018 Lansdown DA, Wang K, Cotter E, Davey A, Cole BJ
• Surgical technique for arthroscopic onlay suprapectoral biceps tenodesis with an all-suture anchor.
  JSES open access 2018 Lansdown DA, Bernardoni ED, Verma NN
• Arthroscopic Anterior Shoulder Stabilization With Incorporation of a Comminuted Bony Bankart Lesion.
  Arthroscopy techniques 2017 Lansdown D, Bernardoni ED, Cotter EJ, Romeo AA, Verma NN
• Variations in Knee Kinematics After ACL Injury and After Reconstruction Are Correlated With Bone Shape Differences.
  Clinical orthopaedics and related research 2017 Lansdown DA, Pedoia V, Zaid M, Amano K, Souza RB, Li X, Ma CB
• What Factors Influence the Biomechanical Properties of Allograft Tissue for ACL Reconstruction? A Systematic Review.
  Clinical orthopaedics and related research 2017 Lansdown DA, Riff AJ, Meadows M, Yanke AB, Bach BR
• The Influence of Tibial and Femoral Bone Morphology on Knee Kinematics in the Anterior Cruciate Ligament Injured Knee.
  Clinics in sports medicine 2017 Lansdown D, Ma CB
• A Prospective, Quantitative Evaluation of Fatty Infiltration Before and After Rotator Cuff Repair.
  Orthopaedic journal of sports medicine 2017 Lansdown DA, Lee S, Sam C, Krug R, Feeley BT, Ma CB
• Multilevel Corpectomy With Anterior Column Reconstruction and Plating for Subaxial Cervical Osteomyelitis.
  Spine 2016 Theologis AA, Lansdown D, McClellan RT, Chou D, Pekmezci M
• A Resident-led Initiative Improves Screening and Treatment for Vitamin D Deficiency in Patients with Hip Fractures.
  Clinical orthopaedics and related research 2016 Lansdown DA, Whitaker A, Wustrack R, Sawyer A, Hansen EN
• Accuracy of MRI evaluation of meniscus tears in the setting of ACL injuries.
  The Knee 2016 Dufka FL, Lansdown DA, Zhang AL, Allen CR, Ma CB, Feeley BT
• Cartilage T1ρ and T2 relaxation times: longitudinal reproducibility and variations using different coils, MR systems and sites.
  Osteoarthritis and cartilage 2015 Li X, Pedoia V, Kumar D, Rivoire J, Wyatt C, Lansdown D, Amano K, Okazaki N, Savic D, Koff MF, Felmlee J, Williams SL, Majumdar S
• Three-dimensional MRI-based statistical shape model and application to a cohort of knees with acute ACL injury.
  Osteoarthritis and cartilage 2015 Pedoia V, Lansdown DA, Zaid M, McCulloch CE, Souza R, Ma CB, Li X
• Cartilage T1ρ and T2 Relaxation Times in Patients With Mild-to-Moderate Radiographic Hip Osteoarthritis.
  Arthritis & rheumatology (Hoboken, N.J.) 2015 Wyatt C, Kumar D, Subburaj K, Lee S, Nardo L, Narayanan D, Lansdown D, Vail T, Link TM, Souza RB, Majumdar S
• Abnormal tibial position is correlated to early degenerative changes one year following ACL reconstruction.
  Journal of orthopaedic research : official publication of the Orthopaedic Research Society 2015 Zaid M, Lansdown D, Su F, Pedoia V, Tufts L, Rizzo S, Souza RB, Li X, Ma CB
• Magnetic resonance rotator cuff fat fraction and its relationship with tendon tear severity and subject characteristics.
  Journal of shoulder and elbow surgery 2015 Lee S, Lucas RM, Lansdown DA, Nardo L, Lai A, Link TM, Krug R, Ma CB
• Osteonecrosis of the Knee After Anterior Cruciate Ligament Reconstruction: A Report of 5 Cases.
  Orthopaedic journal of sports medicine 2015 Lansdown DA, Shaw J, Allen CR, Ma CB
• Reproducibility measurements of three methods for calculating in vivo MR-based knee kinematics.
  Journal of magnetic resonance imaging : JMRI 2014 Lansdown DA, Zaid M, Pedoia V, Subburaj K, Souza R, Benjamin C, Li X
• A comprehensive in vivo kinematic, quantitative MRI and functional evaluation following ACL reconstruction--A comparison between mini-two incision and anteromedial portal femoral tunnel drilling.
  The Knee 2014 Lansdown DA, Allen C, Zaid M, Wu S, Subburaj K, Souza R, Feeley BT, Li X, Ma CB
• The Effect of Ulnar Collateral Ligament Reconstruction on Pitch Velocity in Major League Baseball Pitchers.
  Orthopaedic journal of sports medicine 2014 Lansdown DA, Feeley BT
• Quantitative assessment of fat infiltration in the rotator cuff muscles using water-fat MRI.
  Journal of magnetic resonance imaging : JMRI 2013 Nardo L, Karampinos DC, Lansdown DA, Carballido-Gamio J, Lee S, Maroldi R, Ma CB, Link TM, Krug R
• Evaluation and treatment of rotator cuff tears.
  The Physician and sportsmedicine 2012 Lansdown DA, Feeley BT
• The relationship between tear severity, fatty infiltration, and muscle atrophy in the supraspinatus.
  Journal of shoulder and elbow surgery 2012 Barry JJ, Lansdown DA, Cheung S, Feeley BT, Ma CB
• Prevalence of vertebral fractures on chest radiographs of elderly African American and Caucasian women.
  Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2011 Lansdown D, Bennet B, Thiel S, Ahmed O, Dixon L, Vokes TJ
• Spatial heterogeneity in the muscle functional MRI signal intensity time course: effect of exercise intensity.
  Magnetic resonance imaging 2008 Damon BM, Wadington MC, Lansdown DA, Hornberger JL
• Absolute and relative contributions of BOLD effects to the muscle functional MRI signal intensity time course: effect of exercise intensity.
  Magnetic resonance in medicine 2007 Damon BM, Wadington MC, Hornberger JL, Lansdown DA
• Quantitative diffusion tensor MRI-based fiber tracking of human skeletal muscle.
  Journal of applied physiology (Bethesda, Md. : 1985) 2007 Lansdown DA, Ding Z, Wadington M, Hornberger JL, Damon BM
• Dual gradient-echo MRI of post-contraction changes in skeletal muscle blood volume and oxygenation.
  Magnetic resonance in medicine 2007 Damon BM, Hornberger JL, Wadington MC, Lansdown DA, Kent-Braun JA