American Journal of Sports Medicine: Author Spotlight

Stian Kjennvold, MD
Orthopedic Department
Akershus University Hospital
Oslo, Norway

Effect of Focal Cartilage Lesions on Patient-Reported Outcomes After Anterior Cruciate Ligament Reconstruction: A 10-Year Nationwide Cohort Study of 7040 Patients

Podcast: Listen to Dr. Kjennvold discuss the article published in AJSM.

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Dr. Stian Kjennvold is an orthopedic surgeon at the Orthopedic Department, Akershus University Hospital in Norway. His clinical practice covers the full spectrum of knee surgery, including ligament reconstruction, cartilage repair, knee arthroplasty, and osteotomies. His research focuses on outcomes after ACL reconstruction, cartilage injuries, and strategies to prevent long-term joint degeneration. Dr. Kjennvold is an active contributor to the National Knee Ligament Registries and has authored peer-reviewed articles on knee injury epidemiology and long-term patient outcomes, including a recent 10-year study on the impact of focal cartilage lesions after ACL reconstruction, published in the American Journal of Sports Medicine. 

Selected Other Published Work

Kjennvold S, Randsborg P-H, Jakobsen RB, Aroen A. Fixation of Acute Chondral Fractures in Adolescent Knees. CARTILAGE. 2020;13(1_suppl):293S-301S.

Randsborg P-H, Kjennvold S, et al. Arthroscopic Fixation of Osteochondritis Dissecans of the Knee Using a Motorized Pick and Headless Compression Screws. Arthroscopy Techniques, 2019;8(10): e1115 – e1120

Stephanie Filbay, PhD
Centre for Health Exercise and Sports Medicine
Department of Physiotherapy
University of Melbourne
Melbourne, Victoria, Australia

Association Between ACL Continuity on Magnetic Resonance Imaging at 5 Years After an Acute ACL Rupture and 11-Year Outcomes: A Secondary Analysis From the KANON Trial

Podcast: Listen to Dr. Filbay discuss the article published in AJSM.

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Associate Professor Steph Filbay is a Principal Research Fellow, NHMRC Fellow, Dame Kate Campbell Fellow for Research Excellence, and co-lead of the Musculoskeletal and Sports Medicine Stream of the Centre for Health, Exercise and Sports Medicine at the University of Melbourne.

Drawing on her extensive research, A/Prof Filbay is recognized for promoting evidence-based management of ACL injury and developing strategies to improve outcomes for patients. She has presented her research over 100 times to a variety of stakeholders, serves on committees for international organizations, has supervised over 30 individuals at various career stages and received numerous awards, scholarships, and grants for her research.

A/Prof Filbay was recently awarded a consecutive NHMRC Investigator Grant to fund a further five years of research aimed at improving outcomes for people with ACL injury, and was awarded over $2M in funding to lead a large clinical trial comparing ACL injury outcomes between people managed with the Cross Bracing Protocol and ACL reconstruction.

Selected Other Published Work

Bullock GS, Nicholson KF, Waterman BR, Filbay SR, et al. Health Conditions, Substance Use, Physical Activity, and Quality of Life in Current and Former Baseball Players. Orthopaedic Journal of Sports Medicine. 2021;9(11). doi:10.1177/23259671211056645

Filbay SR, Ackerman IN, Russell TG, Macri EM, Crossley KM. Health-Related Quality of Life After Anterior Cruciate Ligament Reconstruction: A Systematic Review. The American Journal of Sports Medicine. 2013;42(5):1247-1255. doi:10.1177/0363546513512774

Kvist J, Filbay SR, Andersson C, Ardern CL, Gauffin H. Radiographic and Symptomatic Knee Osteoarthritis 32 to 37 Years After Acute Anterior Cruciate Ligament Rupture. The American Journal of Sports Medicine. 2020;48(10):2387-2394. doi:10.1177/0363546520939897

Filbay SR, Andersson C, Gauffin H, Kvist J. Prognostic Factors for Patient-Reported Outcomes at 32 to 37 Years After Surgical or Nonsurgical Management of Anterior Cruciate Ligament Injury. Orthopaedic Journal of Sports Medicine. 2021;9(8). doi:10.1177/23259671211021592

Mark J. Amirtharaj
Orthopaedic Sports Medicine Fellow
Hospital for Special Surgery
New York, NY, USA

Sagittal Slope-Reducing High Tibial Osteotomy Decreases Anterior Cruciate Ligament Force and Coupled Internal Tibial Rotation Under Pivoting Loads: A Computational Modeling Study

Podcast: Listen to Dr. Amirtharaj discuss the article published in AJSM.

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Dr. Mark J. Amirtharaj is an Orthopaedic Sports Medicine Fellow at Hospital for Special Surgery in New York City. He received his Bachelor of Science in Electrical Engineering from the University of Maryland, College Park and finished medical school at Georgetown University School of Medicine. He then went on to complete his Orthopaedic Surgery residency at University of Nebraska and will be completing his 2-year clinical/research sports medicine fellowship at Hospital for Special Surgery this July. He will be staying on at Hospital for Special Surgery as Assistant Professor of Orthopaedic Surgery and will begin his practice in Fall 2025.

His research interests are primarily in ACL Biomechanics. As a former engineer with a keen interest in the application of technology to orthopaedics, he has a particular passion for joint level computational modeling and channeling this technology as a potential adjunct for not only research but also preoperative planning.

Selected Other Published Work

Marom, N., Amirtharaj, M. J., Jahandar, H., Shamritsky, D. Z., Tao, M. A., Ouanezar, H. et al. (2025) Compressive force and valgus torque are the predominant applied loads during the pivot shift exam: an in vitro study. Knee Surgery, Sports Traumatology, Arthroscopy, 33, 2086–2094. https://doi.org/10.1002/ksa.12504

Wang, Dean MD; Kent, Robert N. III BS; Amirtharaj, Mark J. BS; Hardy, Brendan M. BS; Nawabi, Danyal H. MD, FRCS; Wickiewicz, Thomas L. MD; Pearle, Andrew D. MD; Imhauser, Carl W. PhD. Tibiofemoral Kinematics During Compressive Loading of the ACL-Intact and ACL-Sectioned Knee: Roles of Tibial Slope, Medial Eminence Volume, and Anterior Laxity. The Journal of Bone and Joint Surgery 101(12):p 1085-1092, June 19, 2019. | DOI: 10.2106/JBJS.18.00868

Amirtharaj, Mark J.; Hardy, Brendan M.; Kent, Robert N.; Nawabi, Danyal H.; Wickiewicz, Thomas L.; Pearle, Andrew D.; Imhauser, Carl W. Automated, accurate, and three-dimensional method for calculating sagittal slope of the tibial plateau. Journal of Biomechanics 79:p 212-217. DOI: 10.1016/j.jbiomech.2018.07.047

Andy Metcalfe, PhD
Professor of Orthopaedics
Warwick Clinical Trials Unit
University Hospitals Coventry and Warwickshire
Coventry, England, UK

Two-Year Follow-up of a Group-Sequential, Multicenter Randomized Controlled Trial of a Subacromial Balloon Spacer for Irreparable Rotator Cuff Tears of the Shoulder (START:REACTS)

Podcast: Listen to Dr. Metcalfe discuss the article published in AJSM.

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Andy is Professor at Warwick Clinical Trials Unit and Consultant Orthopaedic Surgeon at the University Hospital of Coventry and Warwickshire, where he has worked as a clinical academic surgeon since 2015. Prior to this, he completed his orthopaedic training in Wales and did surgical fellowships in Bristol, UK and Sydney, Australia. His clinical practice is primarily knee surgery although for START:REACTS he worked closely with experienced shoulder surgeons including Mr. Tom Lawrence and Mr Steve Drew (current president of the British Elbow and Shoulder Society, BESS) to deliver the research.

He leads a thriving research team in Warwick CTU, whose focus is about establishing the clinical and cost effectiveness of orthopaedic interventions. He is Chief Investigator for multiple high-impact clinical trials, including START:REACTS (2-year results published in AJSM, May 2025 edition) and current trials such as RACER, METEOR2 and REPPORT. He has led the ‘Surgery Pain and Rehabilitation’ research theme at Warwick Clinical Trials Unit 2017-2025, a portfolio of randomised trials covering a wide range of conditions, with multiple high-impact publications. He was Research Lead for the British Association for Surgery of the Knee (BASK) 2019-2023 and is co-investigator on multiple other research programmes across the UK and worldwide.

He has led clinical academic training for T&O in Warwick since 2015, a successful program to develop the orthopaedic research leaders of the future, from their first year out of medical school through to Consultant and Associate Professor posts.

Selected Other Published Work

Getgood AMJ, Bryant DM, Litchfield R, Metcalfe AJ, et al. Lateral Extra-articular Tenodesis Reduces Failure of Hamstring Tendon Autograft Anterior Cruciate Ligament Reconstruction: 2-Year Outcomes From the STABILITY Study Randomized Clinical Trial. The American Journal of Sports Medicine. 2020;48(2):285-297. doi:10.1177/0363546519896333

Khatri C, Ahmed I, Parsons H, Metcalfe AJ, et al. The Natural History of Full-Thickness Rotator Cuff Tears in Randomized Controlled Trials: A Systematic Review and Meta-analysis. The American Journal of Sports Medicine. 2018;47(7):1734-1743. doi:10.1177/0363546518780694

Norman D, Metcalfe AJ, Barlow T, et al. Cortical Bony Thickening of the Lateral Intercondylar Wall: The Functional Attachment of the Anterior Cruciate Ligament. The American Journal of Sports Medicine. 2016;45(2):394-402. doi:10.1177/0363546516665804

Sebastian Oenning, MD
Department of Trauma, Hand, and Reconstructive Surgery
University Hospital Münster
North Rhine-Westphalia, Germany

The Biomechanical Importance of Bone Block Positioning in Glenoid Augmentation: Every Millimeter Matters

Podcast: Listen to Dr. Oenning discuss the article published in AJSM.

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Dr. Oenning is a resident in orthopedic surgery and traumatology at the University Hospital Münster, Germany, which serves as a supraregional level-1 trauma center in northwestern Germany. As a clinician, he is not only involved in general traumatology and emergency care, but is also specializing in the fields of sports orthopedics, focussed on shoulder and elbow surgery, as well as pediatric traumatology.

Scientifically, he has recently focussed on the biomechanics of shoulder instability and the treatment of proximal humeral fractures in both, pediatric and geriatric populations. In the University Hospital Münster-associated biomechanical laboratory, he is part of a working group led by Prof. J. C. Katthagen, examining, for example, the role of glenoid concavity, glenoid augmentation techniques, and rotator cuff injuries in the context of shoulder instability.

Presenting his scientific works, Dr. Oenning is actively involved in several national and international conferences. Apart from his membership in the German Society for Orthopedic and Trauma Surgery (DGOU), he is also involved in the German, Austrian and Swiss Shoulder and Elbow Society (DVSE), as well as in the AGA-Society for Arthroscopy and Joint-Surgery.

Selected Other Published Work

Oenning S, Wermers J, Taenzler S, Michel PA, Raschke MJ, Christoph Katthagen J. Glenoid Concavity Affects Anterior Shoulder Stability in an Active-Assisted Biomechanical Model. Orthop J Sports Med. 2024 Jun 12;12(6):23259671241253836. doi: 10.1177/23259671241253836.

Oenning S, de Castillo C, Jacob E, Riegel A, Michel PA, Wermers J, Raschke MJ, Katthagen JC. The clinical impact of glenoid concavity and version on anterior shoulder stability. JSES Int. 2024 Nov 2;9(1):62-69. doi: 10.1016/j.jseint.2024.09.029.

Oenning S, Michel PA, Vehring I, Heilmann L, Katthagen JC, Raschke MJ. Open plate fixation in displaced pediatric proximal humerus fractures is safe and leads to very good functional outcomes. Arch Orthop Trauma Surg. 2024 Sep;144(9):4283-4292. doi: 10.1007/s00402-024-05526-9.

Iking J, Fischhuber K, Katthagen JC, Oenning S, Raschke MJ, Stolberg-Stolberg J, Köppe J. Correction: Reverse total shoulder arthroplasty versus locked plate fixation for proximal humeral fractures in the elderly: a systematic review. Erratum for: PLoS One. 2025 Feb 27;20(2):e0317005. doi: 10.1371/journal.pone.0317005.

Andrew J. Sheean, MD, FAAOS
Brooke Army Medical Center
San Antonio, Texas, USA

Successful Medial Meniscal Repair Reduces Knee Pain 10 Years After Anterior Cruciate Ligament Reconstruction: Exploring the Consequences of Subsequent Surgery With Causal Mediation Analysis in the MOON Cohort

Podcast: Listen to Dr. Sheean discuss the article published in AJSM.

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Dr. Andrew J. Sheean is a board-certified orthopaedic sports medicine surgeon currently in practice at Brooke Army Medical Center in San Antonio, Texas. He is an Associate Professor of Surgery at the Uniformed Services University, and he specializes in sports medicine and complex surgical reconstruction of the shoulder, elbow, and knee. He received his Bachelor of Science from the University of Wisconsin-Madison and medical degree from Rush Medical College. For three years, he served as a USAF Flight Surgeon, during which time he deployed to Bagram Air Base, Afghanistan in support of Operation Enduring Freedom. He subsequently completed his surgical training at the San Antonio Uniformed Services Health Education Consortium (SAUSHEC) Orthopaedic Surgery Residency Program. Upon finishing his residency training, Dr. Sheean completed his fellowship in orthopaedic sports medicine at the University of Pittsburgh.

Dr. Sheean’s current research efforts have been supported by several grants, including the Congressionally Directed Medical Research Program (CDMRP), American Orthopaedic Society for Sports Medicine (AOSSM) Sandy Kirkley Clinical Trial Award and an Arthroscopy Association of North America (AANA) Research Award. Dr. Sheean currently the Military Orthopaedics Tracking Injuries and Outcomes Network (MOTION) Steering Committee Director, and he is currently leading two separate collaborations with the Multicenter Orthopaedic Outcomes Network (MOON) supported by Military Operational Medical Research Program (MOMRP) funding.

Selected Other Published Work

MOON Knee Group; Sheean AJ, Jin Y, Huston LJ, Brophy RH, Cox CL, Flanigan DC, Jones MH, Kaeding CC, Magnussen RA, Marx RG, Matava MJ, McCarty EC, Parker RD, Wolcott ML, Wolf BR, Wright RW, Spindler KP. Predictors of Return to Activity at 2 Years After Anterior Cruciate Ligament Reconstruction Among Patients With High Preinjury Marx Activity Scores: A MOON Prospective Cohort Study. Am J Sports Med. 2023 Jul;51(9):2313-2323. PMID: 37724692.

Sheean AJ, Lian J, Tisherman R, Meredith SJ, de Sa D, Lynch A, Lesniak BP, Musahl V. Augmentation of Anatomic Anterior Cruciate Ligament Reconstruction With Lateral Extra-articular Tenodesis Does Not Significantly Affect Rotatory Knee Laxity: A Time Zero, In Vivo Kinematic Analysis. Am J Sports Med. 2020 Dec;48(14):3495-3502. PMID: 33176107.

Sheean AJ, Schmitz MR, Ward CL, Barrow AE, Tennent DJ, Roach CJ, Burns TC, Wilken JM. Assessment of Disability Related to Femoroacetabular Impingement Syndrome by Use of the Patient-Reported Outcome Measure Information System (PROMIS) and Objective Measures of Physical Performance. Am J Sports Med. 2017 Sep;45(11):2476-2482. PMID: 28609640.

Kostas J. Economopoulos, MD
Assistant Professor of Orthopedics
Mayo Clinic Alix School of Medicine
Phoenix, Arizona, USA

Association of Smokeless Tobacco Use With Perioperative Complications and Revision Surgery After Anterior Cruciate Ligament Reconstruction

Podcast: Listen to Dr. Economopoulos discuss the article published in AJSM.

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Dr. Economopoulos is Assistant Professor of Orthopedics at the Mayo Clinic Alix School of Medicine and Consultant in Orthopedics at Mayo Clinic Arizona. He is a team orthopedic surgeon for Arizona State University Athletics, head team physician for the Phoenix Rising FC, orthopedic consultant for the Seattle Mariners MLB organization and is a former team orthopedic surgeon for the Arizona Coyotes NHL team. He also takes care of several small colleges and high schools in Phoenix. After completing medical school at the University of Arizona College of Medicine in Tucson, he completed an orthopedic residency at the University of Arizona College of Medicine-Phoenix followed by a sports fellowship at the University of Virginia and a second sports fellowship with concentration on hip arthroscopy in Melbourne, Australia.

He specializes in complex reconstructions of the knee with a focus on ACL reconstruction, meniscal repair and transplant, cartilage repair and lower alignment correction with osteotomies. His practice also includes hip and shoulder arthroscopy.  In addition to a busy clinical practice, he has a focus on clinical outcomes research primarily focused on ACL reconstruction, meniscal tear treatment and hip arthroscopy. He also works in conjunction with professors in the Department of Molecular and Cellular biology at Arizona State University studying a mouse model evaluating the molecular mechanisms of quadriceps atrophy following ACL reconstruction. He has published extensively and presented his work at national and international meetings. Dr. E also remains heavily involved in the orthopedic and sports medicine societies such as AOSSM, AANA and ICRS sitting on several committees.

Selected Other Published Work

Brinkman JC, Tummala SV, Moore ML, Economopoulos KJ. All-Soft Tissue Quadriceps Tendon Autograft in Revision Anterior Cruciate Ligament Reconstruction in Athletes: Comparison to Bone-Patellar Tendon-Bone Autograft with at least a 2-year Follow Up. Am J Sports Med. 2022 Dec; 50 (14); 3770-3777

Hassebrock JD, Makovicka JL, Chhabra A, Anastasi MB, Menzer HM, Wilcox JG, Economopoulos KJ. Hip Arthroscopy in the High-Level Athlete: Does Capsular Closure Make a Difference? Am J Sports Med. 2020; 48(10): 2465-2470

Hassebrock JD, Chhabra A, Makovicka JL, Economopoulos KJ. Bilateral Hip Arthroscopy in High-Level Athletes: Results of a Shorter Interval Between Staged Bilateral Hip Arthroscopies. Am J Sports Med. 2020 Mar;48(3):654-660. doi: 10.1177/0363546519895259. Epub 2020 Jan 13. PMID: 31928409

Economopoulos KJ, Chhabra A, Kweon C. Prospective Randomized Comparison of Capsular Management Techniques During Hip Arthroscopy. The American Journal of Sports Medicine. 2020;48(2):395-402. doi:10.1177/0363546519894301

Yusuke Kamatsuki, MD, PhD
Department of Orthopaedic Surgery
Okayama University Hospital
Okayama, Japan

Anatomic Risk Factors for Initial and Secondary Noncontact Anterior Cruciate Ligament Injury: A Prospective Cohort Study in 880 Female Elite Handball and Soccer Players

Podcast: Listen to Dr. Kamatsuki discuss the article published in AJSM.

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Dr. Kamatsuki has a rich and diverse background in the field of orthopaedic surgery. He began his career as a junior and senior resident at Fukuyama City Hospital in Hiroshima, Japan, from 2010 to 2014. Following this, he served as a clinical fellow at the National Hospital Organization Iwakuni Clinical Center in Yamaguchi, Japan, from 2014 to 2015. Dr. Kamatsuki then continued his fellowship at Okayama University Hospital until 2019. He gained further experience as a staff physician at Kochi Health Sciences Center in Kochi, Japan, from 2019 to 2022. In 2022, Dr. Kamatsuki expanded his expertise internationally by becoming a research fellow at the Oslo Sports Trauma Research Center in Norway and a clinical fellow at the Orthopaedic Center, Oslo University Hospital. Currently, he holds the position of Physician-in-Chief at Okayama Saiseikai General Hospital in Okayama, Japan. Dr. Kamatsuki’s extensive experience is complemented by his academic appointments and memberships in various orthopaedic societies.

Selected Other Published Work

Hiranaka T, Furumatsu T, Tanaka T, Kamatsuki Y, et al. Combining pullout suture and retrograde screw fixation for anterior cruciate ligament tibial eminence avulsion fractures: A case report. Journal of Orthopaedic Surgery. 2020;28(2). doi:10.1177/2309499020918681

Kintaka K, Furumatsu T, Okazaki Y, Kamatsuki Y, et al. Comparison of two simple stitches and modified Mason-Allen suture for medial meniscus posterior root tear based on the progression of meniscal posterior extrusion: A retrospective cohort study. Journal of Orthopaedic Surgery. 2021;29(3). doi:10.1177/23094990211049569

Matthew D. Milewski, MD
Associate Professor
Division of Sports Medicine
Department of Orthopaedic Surgery
Boston Children’s Hospital
Harvard Medical School
Boston, Massachusetts, USA

A Simple Clinical Predictive Model for Arthroscopic Mobility of Osteochondritis Dissecans Lesions of the Knee

Podcast: Listen to Dr. Milewski discuss the article published in AJSM.

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Matthew Milewski is a double fellowship trained orthopaedic surgeon with fellowship training in pediatric orthopaedic surgery and sports medicine. He is an Associate Professor of Orthopaedic Surgery at Boston Children’s Hospital and Harvard Medical School. He was previously Associate Professor of Orthopaedic Surgery at Connecticut Children’s Medical Center and the University of Connecticut School of Medicine.  

His clinical practice centers on the injured young athlete and specializes in knee, shoulder, ankle and elbow arthroscopy. His research interests are broad and currently include psychological recovery following ACL reconstruction, surgical treatment of OCD and other cartilage issues of the knee and ankle, patellofemoral instability in the young athlete, and Lyme arthritis. He has authored over 90 peer reviewed publications and is past president of the PRiSM Society (Pediatric Research in Sports Medicine Society).  

Selected Other Published Work

Influence of Sex, Race/Ethnicity, and Socioeconomic Factors on Meniscal Treatment With Pediatric and Adolescent ACL Reconstruction. Mercurio AM, Coene RP, Cook DL, Feldman L, Milewski MD. Am J Sports Med. 2022 Sep;50(11):2909-2916. doi: 10.1177/03635465221109607. Epub 2022 Aug 2. PMID: 35916744

Osteochondritis Dissecans of the Knee: An Interrater Reliability Study of Magnetic Resonance Imaging Characteristics. Fabricant PD, Milewski MD, Kostyun RO, Wall EJ, Zbojniewicz AM; Research in Osteochondritis of the Knee (ROCK) Study Group; Albright JC, Bauer KL, Carey JL, Chambers HG, Edmonds EW, Ellis HB, Ganley TJ, Green DW, Grimm NL, Heyworth BE, Kocher MS, Krych AJ, Lyon RM, Mayer SW, Nepple JJ, Nissen CW, Pennock AT, Polousky JD, Saluan P, Shea KG, Tompkins MA, Weiss J, Clifton Willimon S, Wilson PL, Wright RW, Myer GD. Am J Sports Med. 2020 Jul;48(9):2221-2229. doi: 10.1177/0363546520930427. Epub 2020 Jun 25. PMID: 32584594

Chondral Injuries and Irreparable Meniscal Tears Among Adolescents With Anterior Cruciate Ligament or Meniscal Tears Are More Common in Patients With Public Insurance. Williams AA, Mancini NS, Solomito MJ, Nissen CW, Milewski MD. Am J Sports Med. 2017 Jul;45(9):2111-2115. doi: 10.1177/0363546517707196. Epub 2017 May 22. PMID: 28530851

The Reliability of Assessing Radiographic Healing of Osteochondritis Dissecans of the Knee. Wall EJ, Milewski MD, Carey JL, Shea KG, Ganley TJ, Polousky JD, Grimm NL, Eismann EA, Jacobs JC Jr, Murnaghan L, Nissen CW, Myer GD; Research in Osteochondritis of the Knee (ROCK) Group; Weiss J, Edmonds EW, Anderson AF, Lyon RM, Heyworth BE, Fabricant PD, Zbojniewicz A. Am J Sports Med. 2017 May;45(6):1370-1375. doi: 10.1177/0363546517698933. Epub 2017 Apr 11. PMID: 28398084

Sleep disturbance and neurocognitive function during the recovery from a sport-related concussion in adolescents. Kostyun RO, Milewski MD, Hafeez I. Am J Sports Med. 2015 Mar;43(3):633-40. doi: 10.1177/0363546514560727. Epub 2014 Dec 17. PMID: 25520301

Bone replacement of fast-absorbing biocomposite anchors in arthroscopic shoulder labral repairs. Milewski MD, Diduch DR, Hart JM, Tompkins M, Ma SY, Gaskin CM. Am J Sports Med. 2012 Jun;40(6):1392-401. doi: 10.1177/0363546512441589. Epub 2012 Apr 20. PMID: 22523371 Clinical Trial.

Complications related to anatomic reconstruction of the coracoclavicular ligaments. Milewski MD, Tompkins M, Giugale JM, Carson EW, Miller MD, Diduch DR. Am J Sports Med. 2012 Jul;40(7):1628-34. doi: 10.1177/0363546512445273. Epub 2012 May 2. PMID: 22553116

Descriptive Epidemiology From the Research in Osteochondritis Dissecans of the Knee (ROCK) Prospective Cohort. Nissen CW, Albright JC, Anderson CN, Busch MT, Carlson C, Carsen S, Chambers HG, Edmonds EW, Ellermann JM, Ellis HB Jr, Erickson JB, Fabricant PD, Ganley TJ, Green DW, Grimm NL, Heyworth BE, Po JHH, Kocher MS, Kostyun RO, Krych AJ, Latz KH, Loveland DM, Lyon RM, Mayer SW, Meenen NM, Milewski MD, Myer GD, Nelson BJ, Nepple JJ, Nguyen JC, Pace JL, Paterno MV, Pennock AT, Perkins CA, Polousky JD, Saluan P, Shea KG, Shearier E, Tompkins MA, Wall EJ, Weiss JM, Willimon SC, Wilson PL, Wright RW, Zbojniewicz AM, Carey JL; ROCK Group. Am J Sports Med. 2022 Jan;50(1):118-127. doi: 10.1177/03635465211057103. Epub 2021 Nov 24. PMID: 34818065

Transarticular Versus Retroarticular Drilling of Stable Osteochondritis Dissecans of the Knee: A Prospective Multicenter Randomized Controlled Trial by the ROCK Group. Heyworth BE, Ganley TJ, Liotta ES, Hergott KA, Miller PE, Wall EJ, Myer GD, Nissen CW, Edmonds EW, Lyon RM, Chambers HG, Milewski MD, Green DW, Weiss JM, Wright RW, Polousky JD, Nepple JJ, Carey JL, Kocher MS; ROCK Group; Shea KG. Am J Sports Med. 2023 May;51(6):1392-1402. doi: 10.1177/03635465231165290. Epub 2023 Apr 11. PMID: 37039536 Clinical Trial.

Laurie Hiemstra, MD, PhD
Orthopaedic Surgeon
Banff Sport Medicine
Banff, Canada

The Influence of Kinesiophobia and Pain Catastrophizing on Disease-Specific Quality of Life in Patients With Recurrent Patellofemoral Instability

Podcast: Listen to Dr. Hiemstra discuss the article published in AJSM.

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Dr. Hiemstra is a Fellowship trained orthopaedic surgeon working in Banff, Canada.  She holds Clinical Professor appointment at the University of Calgary. The clinical and research program in Banff is focused on knee ligament injury, prevention of secondary injury, rehabilitation and surgical outcomes with an emphasis on ACL injury and reconstruction and patellofemoral instability. Laurie is on the Board of Directors of the Patellofemoral Foundation, Banff Sport Medicine Foundation, and the International Society of Arthroscopy, Knee Surgery and Orthopaedic Sports Medicine (ISAKOS). Laurie has published over 80 peer-reviewed papers and is a national and international speaker. 

Laurie obtained her Medical Degree from the Memorial University of Newfoundland, completed an orthopaedic residency at the University of Manitoba, and a Clinical Fellowship in Orthopedic Sport Medicine at the University of Western Ontario. She also attained a PhD in Neuromuscular Physiology. Laurie has worked as an Orthopaedic Surgeon at Banff Sport Medicine since 2005. Her clinical focus is on patellofemoral instability and ACL reconstruction. 

Laurie is the Past-President of the Canadian Orthopaedic Association (2022-2023). She is also an active member of many sport medicine organizations, including the Arthroscopy Association of Canada (AAC), International Society of Arthroscopy, Knee and Orthopedic Sports Medicine (ISAKOS), European Society for Sport Traumatology, Knee Surgery and Arthroscopy (ESSKA) Arthroscopy Association of North America (AANA), the American Orthopedic Society of Sports Medicine (AOSSM), and the International Patellofemoral Study Group.

Dr. Hiemstra has a keen interest in gender diversity and inclusion in orthopaedic surgery. She is a founding member of the International Orthopaedic Diversity Alliance (IODA) and Women in Orthopaedics Worldwide (WOW). She is the 2ndPresident-Elect for IODA and the past chair of the Gender Diversity and Inclusion Task Force for both the COA and for ISAKOS. 

Selected Other Published Work

Hiemstra, LA, Kerslake S, Lafave MR. Patellar Apprehension is Reduced in Most but Not all Patients After Successful Patellar Stabilization.  American Journal of Sports Medicine, 2021; 49(4):975-981.

Hiemstra LA, Lafave MR, Kerslake S. Influence of Demographic and Pathoanatomic risk factors on Clinical Outcomes after isolated MPFL Reconstruction – A Regression Analysis. Am J Sports Med. 2019: Oct ;47(12):2904-2909. Epub 2019 Aug 14. doi:10.1177/0363546519866452

Hiemstra LA, Kersake S. Age at Time of Surgery but Not Sex Is Related to Outcomes After Medial Patellofemoral Ligament Reconstruction. Am J Sports Med. 2019 June; 47(7):1638-1644. Epub 2019 May 7. doi: 10.1177/0363546519841371. 

Hiemstra LA, Kerslake S, Loewen M, Lafave M. Effect of Trochlear Dysplasia on Outcomes After Isolated Soft Tissue Stabilization for Patellar Instability. Am J Sports Med. Jun; 44(6): 1515-1523, 2016.

Hiemstra LA, Lafave M, Kerslake S, Mohtadi NG, Heard SM, Buchko GL. Initial Validity and Reliability of the Banff Patellar Instability Instrument. Am J Sports Med. Jul;41(7):1629-35, 2013

Hiemstra LA, Heard SM, Sasyniuk TM, Buchko GL, Reed JG, Monteleone BJ. Knee immobilization for pain control after a hamstring tendon anterior cruciate ligament reconstruction: a randomized clinical trial. Am J Sports Med. 2009 Jan;37(1):56-64. Epub 2008 Sep 18

Hiemstra LA, Sasyniuk TM, Mohtadi NGH and Fick GH. Shoulder Strength After Open Versus Arthroscopic Stabilization. Am J Sports Med. 2008; 36; 861-7. Epub Mar 4, 2008.

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