Ankle/Foot/Calf (49 e-Posters)
Arthroscopic Technique Yields Better Outcomes Than Open Technique For Subtalar Arthrodesis-A Systematic Review Silvampatti Ramasamy Sundararajan, MS(Orth) INDIA
A Review of Medial Subtalar Dislocation Caused by Low Energy Trauma Sushant Kishor, MBBS, D.ORTHO INDIA
Determining the Minimum Clinically Important Difference of Outcomes Following Lower Extremity Orthopedic Procedures Kenneth J. Hunt, MD UNITED STATES
Favorable Outcomes Following Extracorporeal Shockwave Therapy for Chronic Non-Insertional Achilles Tendinopathy compared to Insertional Achilles Tendinopathy: A Retrospective Review James J Butler, MB BCh UNITED STATES
Total Ankle Arthroplasty With and Without Tibial Stem: Exploring Differences in Post-Operative Migration and Beta Angles S. Ali Ghasemi, MD UNITED STATES
A Systematic Review of Extracorporeal Shock Wave Therapy For Insertional and Non-Insertional Achilles Tendinopathy James J Butler, MB BCh UNITED STATES
Clinical outcomes of foot and ankle fractures treated with a new type ff u-HA/PLLA bone screw Shinji Imade, MD, PhD JAPAN
Achilles Tendon Tissue Turnover Prior to and Immediately After Acute Rupture in Humans Kristoffer W. Barfod, MD, PhD, Prof. DENMARK
The Frequency and Severity of Complications in Surgical Treatment of Osteochondral Lesions of the Talus: A Systematic Review and Meta-Analysis of 6,962 Lesions Julian Hollander, BSc NETHERLANDS
Autologous Bone Grafting With Periosteum Transfer For Treatment Of Large Talar Osteochondral Defects Dimitrios Nikolopoulos, PhD GREECE
All-Inside Endoscopic Anatomic Reconstruction Leads To Satisfactory Functional Outcomes In Patients With Chronic Ankle Instability Christel Charpail, MD FRANCE
Relationship Between Lateral Ankle Laxity and Generalized Joint Laxity in Subjects with Healthy Ankles Takuji Yokoe, MD, PhD JAPAN
Donor Site Morbidity of Distal Stump Suturing of Peroneus Longus to Peroneus Brevis Compared to Without Suturing for ACL Reconstruction – A Randomized Controlled Trials Andri M. Lubis, MD, PhD INDONESIA
Good Short Term Outcomes With Percutaneous Fixation of Comminuted Displaced Intra-Articular Calcaneal Fractures Jessica Thor, MBBS SINGAPORE
Risks Associated with Posterior Ankle Hindfoot Arthroscopy Complications Aly Fayed, MD, M.SC. UNITED STATES
4% Annual Revision Rate in Ankle Distraction for Ankle Osteoarthritis: A Systematic Review and Meta-Analysis Julian Hollander, BSc NETHERLANDS
Outcomes Following Broström Repair with InternalBrace Ligament Augmentation vs. Broström Repair Alone for the Treatment of Anterior Talofibular Ligament Injury of the Lateral Ankle Grant J Dornan, MS UNITED STATES
Efficacy of PRP and Steroid Injection in Treatment of Chronic Plantar Fascitis - A Prospective Double Blind Study Prasad Soraganvi, MBBS, MS, DNB, MRCS, SICOT-dip INDIA
Ankle Pain Is Aggravated Following Medial Opening-Wedge High Tibial Osteotomy In Patients With Concurrent Ankle Osteoarthritis Keun Young Choi, MD KOREA, REPUBLIC OF
Treatment of Acute Achilles Tendon Ruptures: A Systematic Review of Overlapping Meta-Analyses James J Butler, MB BCh UNITED STATES
Does Scaffold Augmentation Improve Microfractures Patient-Reported Outcomes?: A Systematic Review Guttu T. Maskalo, MS UNITED STATES
The Axial Rotation Between The Femoral Neck And Ankle Joint Influences The Kinematics In Normal Knees Kenichi Kono, MD, PhD JAPAN
Open versus Percutaneous Techniques and Time to Surgery for Achilles Rupture Repairs Kenneth J. Hunt, MD UNITED STATES
Return to Play Following Lateral Ankle Ligament Repair: A Systematic Review Matthew Civilette, MD UNITED STATES
Endoscopic Flexor Hallucis Longus Tendon Transfer As a Treatment Modality In Acute Achilles Tendon Rupture. A Case Series With A Minimum of 6 Months of Follow-Up Michail Kotsapas, MD, MSc GREECE
Cortices of Fibula and Tibia Can Provide Landmarks for Accurate Syndesmotic Fixation Angle: Computed Tomography Validation of Angle Bisector Method Bedri Karaismailoglu, MD, FEBOT, Asst. Prof., PhD(c) TURKEY
Risk Factor Of Fifth Metatarsal Stress Fractures In 81 Soccer Players : Retrospective Cohort Study Hiroki Ukita, MD JAPAN
Can Full Thickness Peroneus Longus Graft Be Used For ACL Reconstruction ? – A 3 Year Prospective Study With Isokinetic Testing of and Functional Outcomes of Ankle Arumugam Sivaraman, MS(Orth), AB(IM)(USA), FRCS(Glasg) INDIA
Sex Differences in Biomechanical Properties of the Achilles Tendon May Predispose Men to Higher Risk of Injury Hayden Hartman, BS UNITED STATES
Barefoot Running: What The Sports Physician Needs To Know Yonatan Kaplan, PhD, MSc(Med), BSc(Physio) ISRAEL
Incidence of Acute Achilles Repair Surgeries in the Peri-Pandemic COVID Era: And Parallels to the Current 2021-22 NFL Season James J Butler, MB BCh UNITED STATES
Transplantation Of Parathyroid Hormone–Treated Achilles Tendon Promotes Meniscal Regeneration in a Rat Meniscal Defect Model Kazuya Nishino, MD JAPAN
Posterior Ankle Impingement: It Is Not All About the Os Trigonum Aly Fayed, MD, M.SC. UNITED STATES
Minutes Per Game and Usage Rate Associated with Time Loss after Ankle Injury: A Characterization of Foot and Ankle Injuries and Associated Risk Factors in National Basketball Association Athletes Sailesh Vardhan Tummala, MD UNITED STATES
Return to Sport and Daily Activities After Modification of the Broström Procedure in Patients with Chronic Lateral Ankle Instability: Utilizing One Internal Brace for Augmentation of Both the ATFL and CFL Benjamin Murray, DO UNITED STATES
U.S. Rugby-7s Men's and Women's Ankle Injury Incidence and Mechanism: A 7-Year Comparison Kiera Guyor Borthwick, BS, MD (2026) UNITED STATES
Accuracy of Radiographic Techniques to Identify the True Calcaneofibular Ligament Insertion for Lateral Ankle Ligament Reconstruction Benjamin Murray, DO UNITED STATES
Viability and Outcomes of Osteochondral Lesions of the Talar Dome Using a One-Single Stage Autologous Matrix Combining PRGF + Chondral Chips. Our Technique And Experience David Barastegui, MD, PhD, MSc SPAIN
Acute Achilles Tendon Rupture. Evaluation Of Practices and Outcomes Following a Large Multicenter Retrospective And Prospective Study Christel Charpail, MD FRANCE
Outcome of Modified Mini-Open Brostrom Gould Ankle Surgery on Chronic Ankle Instability Mark Chan SINGAPORE
Prospective Study of Jones Fractures Screening Hiroaki Seto, MD, PhD JAPAN
A Prospective Study to Evaluate The Results Of Endoscopic Management For Haglund’s Syndrome Using 3 Portal Technique Vinod Kumar, MBBS, MS, DNB, MNAMS INDIA
Screw Fixation for Athlete’s Fifth Metatarsal Stress Fracture (Jones fracture) Yuto Nakamura, MD JAPAN
Ankle Distraction Arthroplasty: A Survivorship Review and Meta-Analysis S. Ali Ghasemi, MD UNITED STATES
Arthroscopic treatment of the early stages of the First Metatarsophalangeal Joint Results in Good Clinical Outcomes and Pain Relief in Two Years of Follow-Up Urszula E. Zdanowicz, MD POLAND
Preoperative Resilience Among Patients Undergoing Sports, Trauma, and Reconstructive Surgery Kenneth J. Hunt, MD UNITED STATES
Prevention Of Ankle Sprains In Sport: A Systematic Literature Review Yonatan Kaplan, PhD, MSc(Med), BSc(Physio) ISRAEL
Clinical and Biomechanical Results of Suture Button Fixation for Treatment of Ligamentous Lisfranc Injury: A Systematic Review and Meta-Analysis Billy Insup Kim, MD UNITED STATES
Prognostic Factors Affecting Osteochondral Allograft Transplantation for Treatment of Osteochondral Lesions of the Talus S. Ali Ghasemi, MD UNITED STATES

Biologics (17 e-Posters)
Microfragmentation for Processing Stem Cells from Adipose Tissue Is Promising When Compared to Enzymatic Digestion for the Treatment Of Osteoarthritis Jasmin Bagge, DVM, PhD, PhD DENMARK
A Prospective Observational Study of Functional Outcome of Arthroscopic Debridement, Microfracturing and Leucocyte Poor Platelet Rich Plasma Injection for Patients With Grade IV Osteochondral Defect in Rural Population Umesha Chowdaiah, MBBS, D.Ortho, DNB (Ortho) INDIA
Worldwide Trends and Diffusion of Adipose Tissue Derivates Applications In Orthopaedics: A Systematic Review Pietro S. Randelli, MD, Prof. ITALY
Subchondroplasty With Platelet Rich Plasma, Alternative for Chondral Injuries In The Knee Alex Dante Antezana Arzabe, MD BOLIVIA
Updated Protocols to Enhance the Regenerative Capacity of Bone Marrow E Jeffrey Donner, MD UNITED STATES
Effectiveness Of Microfragmented Adipose Tissue Injection In the Treatment Of Rotator Cuff Tendinopathy: 1-Year Follow-Up Ronald B. Barreto, PhD BRAZIL
Newly Formulated Trehalose-Hyaluronic Acid Provides Longer-Lasting Effect Than Standard Hyaluronate Therapies. Evidence From A Double-Blinded Prospective Randomized Study Of Knee Osteoarthritis Katarzyna Herman, MD POLAND
Commonly Used Orthopaedic Clinical Therapeutics Affect the Cytokine Activity of Culture-Expanded Mesenchymal Stem Cells Jacob Giovanni Calcei, MD UNITED STATES
Mesenchymal Stromal Cell Exosomes Enhance Primary Repair Of Rabbit Anterior Cruciate Ligament Gin Way Law, MBBS, MRCS SINGAPORE
Injectable Bioactive Glass/Sodium Alginate Hydrogel With Immunomodulatory And Angiogenic Properties For Enhanced Tendon Healing Hongtao Xu, MD, PhD CHINA
Clinical and Functional Outcomes Following Platelet Rich Plasma In the Management Of Knee Osteoarthritis: A Case Series In A Tertiary Care Hospitai Muhammad Zohaib Nawaz Khan, FCPS orthopedics PAKISTAN
Patient Knowledge of and Willingness to Pay for Platelet-Rich Plasma Injections: A Prospective Survey Study on Orthopedic Sports Medicine Patients Justin Tiao, BS UNITED STATES
Effect of Pre-Operative Intra-Articular Injections on Return to Sport, and Clinical Outcomes Following Osteochondral Allograft Transplantation of the Knee Jairo Triana, BS UNITED STATES
Injectable Orthobiologics in Professional Football (Soccer) Players: A Systematic Review Theodorakys Marín Fermín, MD VENEZUELA
The Availability and Price of Orthobiologic Injections in the Chicagoland Area: A Market Assessment Study Zeeshan Khan, BA UNITED STATES
Core Decompression Augmented with Autologous Bone Marrow Aspiration for Early Avascular Necrosis of the Femoral Head - Single Hole Techniques Dhiren Bassi, MS(Orth) INDIA
Complications Following Bone Marrow Aspirate Concentrate Injections In Orthopaedics: A Systematic Review Matthew Salzler, MD UNITED STATES

Elbow/Wrist/Hand (15 e-Posters)
The Role of Patient Demographics and Diagnostic Testing in the Surgical Decision Making for Treatment of Mild and Moderate Cubital Tunnel Syndrome Ikenna Onyekwere, BS UNITED STATES
Improvement Of Force Control After Platelet-Rich Plasma Injections Among Patients With Lateral Epicondylitis Yueh Chen, PhD. TAIWAN
Clinical Results Of Treatment Of Distal Humerus Fractures Dmitriy Nosivets, MD, PhD. Prof UKRAINE
Observational Study of Functional Outcome of Leukocyte Rich Platelet Rich Plasma Therapy for Lateral Epicondylitis of The Elbow (Tennis Elbow) Umesha Chowdaiah, MBBS, D.Ortho, DNB (Ortho) INDIA
MRI Findings of Elbow UCL Tears in Baseball Players after Platelet-Rich Plasma (PRP) Therapy Shin Yamada, MD JAPAN
Medial Ulnar Collateral Ligament Reconstruction and Repair in the United States: Utilization, Reimbursement, and Concomitant Ulnar Nerve Procedures from 2010-2019 Jacob D Mikula, MD UNITED STATES
Automated Detection of Traumatic Hand Fractures on Plain Radiographs Using a Deep Learning Model Logan Nye, MD UNITED STATES
Surgical Treatment Of Gunshot Wounds Dmitriy Nosivets, MD, PhD. Prof UKRAINE
Arthroscopic Osteocapsular Arthroplasty With Miniopen Ulnar Nerve Decompression for Elbow Osteoarthritis Jun-Gyu Moon, MD, PhD, Prof. KOREA, REPUBLIC OF
Epidemiology and Risk Factors For Traumatic Dog Walking-Related Injuries: A 20-Year Retrospective Analysis of Adults Treated at Emergency Departments Piotr Lukasiewicz, MD, PhD POLAND
Ulnar Collateral Ligament Injury History and College Pitcher Fastball Profiles: A Retrospective Observational Live Pitching Analysis John Nyland, EdD, DPT UNITED STATES
Hypermobility of Ulnar Nerve Does Not Affect Throwing Performance Masahito Yoshida, MD, PhD JAPAN
The Differences of the Injuries Between Male and Female Young Baseball Players Yoshihiro Kotoura, MD, PhD JAPAN
Acute Versus Chronic Repair for Distal Biceps Tendon Ruptures: A Systematic Review and Meta-Analysis Rachel E Cherelstein, BS UNITED STATES
Surgical Outcomes for Arthroscopic Olecranon Bursectomy in the Treatment of Recalcitrant Olecranon Bursitis Patrick Wakefield Joyner, MD, MS UNITED STATES

Hip/Groin/Thigh (64 e-Posters)
Return to Long Distance Running After Hip Arthroscopy for Femoroacetabular Impingement Niv Marom, MD ISRAEL
Are There Sex-Based Differences in Outcomes After Hip Arthroscopy? A Systematic Review Parth Lodhia, MD, FRCSC CANADA
Efficacy Of Multimodal Analgesia Following Hip Arthroscopy Ryan M. Degen, MD, FRCSC CANADA
Hip Arthroscopy: Predictors of Ambulatory Surgery Center Utilization Justin Tiao, BS UNITED STATES
Propensity-Matched Patients Undergoing Revision Hip Arthroscopy Over the Age of 40 Had Higher Risk of Conversion to Total Hip Arthroplasty Compared to Their Primary Counterparts Benjamin G. Domb, MD UNITED STATES
Arthroscopic Bone Grafting of Deep Acetabular Cysts: A Retrospective Case Series Matthew J. Kraeutler, MD UNITED STATES
Early Periprosthetic Femur Fractures are Associated with Higher Incidence of Periprosthetic Joint Infection and Reoperation Compared to Late Fractures Nikhil Vasireddi, MHA UNITED STATES
The Fate of the Unoperated Symptomatic Hip Patrick Carton, MD FRCS(Orth) FFSEM IRELAND
A Study Of Post-Operative Hemiarthroplasty Dislocations In Neck Of Femur Fracture Patients at A District General Hospital Aashish Raghu, MBBS, MS, MRCS, FRCS (Tr & Orth) UNITED KINGDOM
A Systematic Review Of Postless Arthroscopic Hip Preservation Techniques Matthew J. Kraeutler, MD UNITED STATES
Relationship Between Joint Hypermobility and Outcomes at 2 Years Following Hip Arthroscopy for Femoroacetabular Impingement Marc J. Philippon, MD UNITED STATES
Current Trends In The Use Of Postless Hip Arthroscopy: A Survey Of The International Society For Hip Arthroscopy Membership Matthew J. Kraeutler, MD UNITED STATES
Developing a New Calculator To Assess The Risk For Conversion To Hip Arthroplasty In Subjects Undergoing Arthroscopy For Femoroacetabular Impingement: The Har-Index Roberto Seijas-Vazquez, MD, PhD, Prof. SPAIN
The Hip-Spine Syndrome: A Systematic Review of Outcomes After Primary Hip Arthroscopy with Concomitant Low Back Pathology Stephen M Gillinov, AB UNITED STATES
Does Duration Of Symptoms Affect Outcomes After Hip Arthroscopy: A Systematic Review Stephen M Gillinov, AB UNITED STATES
Spin in Meta-Analyses and Systematic Reviews: Hip Labrum Reconstruction Meng-Yung Michael Ong, BS UNITED STATES
Long-Term Outcomes and Survivorship Following Primary Hip Arthroscopy: A Systematic Review Stephen M Gillinov, AB UNITED STATES
Medicaid Insurance Is Associated with More Complications and Emergency Department Visits but Equivalent Five-Year Secondary Surgery Rate after Primary Hip Arthroscopy Stephen M Gillinov, AB UNITED STATES
Analysis of Hip Arthroscopy Procedure Volume and Reimbursement from 2011 to 2019 Joseph C. Brinkman, MD UNITED STATES
Puncture Capsulotomy for Hip Arthroscopy: A Report of Two-Year Functional Outcomes Kaveh A. Torabian, MS UNITED STATES
Minimum Five-Year Outcomes of Simultaneous Bilateral Hip Arthroscopy for Femoroacetabular Impingement Matthew J. Kraeutler, MD UNITED STATES
Expectations for Return to Sport Before and After Hip Arthroscopy with Minimum 1-Year Follow-Up Michael Buldo-Licciardi, BS UNITED STATES
Midterm Survivorship And Outcomes Of Adolescents Undergoing Primary Hip Arthroscopy: A Comparison Between Traumatic And Atraumatic Injuries Benjamin G. Domb, MD UNITED STATES
Minimum Five-Year Outcomes Following Primary Segmental Labral Reconstruction for Irreparable Labral Tears in the Hip with Hamstring with a Subanalysis Comparing Autograft vs. Allograft Benjamin G. Domb, MD UNITED STATES
Arthroscopic Labral Reconstruction Provides Comparable Mid-Term Clinical Outcomes with Labral Refixation. A Matched-Pair Controlled Study on Patients with Femoroacetabular Impingement Syndrome Hirotaka Nakashima, MD, PhD JAPAN
Preoperative Opioid Use is Associated with Worse Baseline Measures in Hip Arthroscopy Patients Michael Rocca, MD UNITED STATES
Complications Associated With Proximal Hamstring Tendon Repair: A Systematic Review Jonathan J Lawson UNITED STATES
Periacetabular Osteotomy In The Athletic Middle-Aged Patient: An Outcomes Study On Patients Aged 45 Years And Older Matthew J. Kraeutler, MD UNITED STATES
Tibial Derotation Osteotomies are Effective in Improving Hip Pain and Function Fransiska Dhyana Guerreiro , MBBS, MSc, MRCS UNITED KINGDOM
Modern Day Learning Curve- Comparing First 300 Direct Anterior to Concomitant Mini-Posterior THAS Alexander P. Sah, MD UNITED STATES
Return to Soccer in Competitive Soccer Players Undergoing Hip Arthroscopy for Femoroacetabular Impingement Niv Marom, MD ISRAEL
Determining Clinically Meaningful Thresholds for the Hip Outcome Score Sport Specific Subscale in Athletes Undergoing Primary Hip Arthroscopy for Femoroacetabular Impingement Syndrome Benjamin G. Domb, MD UNITED STATES
Sex Differences in Hip Range of Motion May Guide Sports Injury Prevention Programs: A Systematic Review and Meta-Analysis Mary K. Mulcahey, MD UNITED STATES
Patients with Associated Spine Or Other Major Joint Pain Have Equivalent Outcomes To Patients With Isolated Hip Pain After Hip Arthroscopy Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
Patients With Hypoplastic Labra Experienced Increased Rates of Arthroscopic Revision at 5-Year Follow-up Zachary I Li, BA UNITED STATES
Gender Differences in Prevalence, Outcomes, and Complications of Hip Arthroscopy for Femoroacetabular Impingement: A Systematic Review and Meta-Analysis Vehniah K. Tjong, MD, FRCSC UNITED STATES
Effective Management Options for Treatment Of Microsinstability of the Hip: A Scoping Review Olufemi R. Ayeni, MD, PhD, MSc, FRCSC CANADA
Intraoperative Traction has a Negligible Time-Dependent Influence on Patient Reported Outcomes after Hip Arthroscopy: A Cohort Study Adit Rajesh Maniar, MBBS, MS Orthopaedics, DNB Orthopaedics INDIA
Comparison of Preoperative Magnetic Resonance Imaging vs Intraoperative Labral Height in Revision Hip Arthroscopy Marc J. Philippon, MD UNITED STATES
Failure to Achieve Threshold Scores on Patient-Reported Outcome Measures within One Year Has a Predictive Risk of Subsequent Hip Surgery Within 5 Years of Primary Hip Arthroscopy Anil S. Ranawat, MD UNITED STATES
Patient Reported Outcomes Associated with “Completely Better” Status After Hip Arthroscopy Matthew Kolevar, MD UNITED STATES
Baseline Anxiety and Depression Is Not Associated with Worse Postoperative Function or Satisfaction After Hip Arthroscopy Andrew Tran, MD UNITED STATES
Increased Age is Associated with More Severe Hamstring Muscle Atrophy in Chronic Proximal Hamstring Ruptures Zachary I Li, BA UNITED STATES
Unexpected Positive Cultures in Hip and Knee Periprosthetic Fractures Taher Abdelrahman, MBChB, MRCS, MSc, FRCS Tr&Orth UNITED KINGDOM
Mid to Long-Term Outcomes And Survivorship of Athletes Undergoing Primary Hip Arthroscopy: A Systematic Review Stephen M Gillinov, AB UNITED STATES
How Much Hip Motion Occurs In 3 Degrees of Freedom During Activities of Daily Living? Alexander P. Sah, MD UNITED STATES
Outcomes Of Concomitant Hip Arthroscopy And Periacetabular Osteotomy: A Systematic Review Stephen M Gillinov, AB UNITED STATES
Hip Arthroscopy: Risk Factors and Rate of Conversion to Total Hip Arthroplasty within 2 years after Hip Arthroscopy Utilizing a Large National Cohort of Commercially Insured Patients Justin Tiao, BS UNITED STATES
Technical Note: Knotless Suture for Hip Capsule Closure Stephen M Gillinov, AB UNITED STATES
Patients Who Underwent Primary Hip Arthroscopy for Femoroacetabular Impingement with Acetabular Microfracture Show 77% Survivorship at 10-Year Follow-Up Benjamin G. Domb, MD UNITED STATES
Hip Arthroscopy Improves Outcomes with Moderate Conversion To Total Hip Arthroplasty Rates In Patients Aged 50 Years or Older: A Systematic Review Olufemi R. Ayeni, MD, PhD, MSc, FRCSC CANADA
Do Concomitant Chondral Procedures Impact Patient Outcomes Following Arthroscopic Treatment of Femoroacetabular Impingement In Patients With Large Cartilage Lesions? Ivan Wong, MD, FRCSC, MACM, Dip. Sports Med CANADA
The Radiographic Fear Index Is a Useful Diagnostic Tool In Patients Undergoing Hip Preservation Surgery: A Systematic Review Olufemi R. Ayeni, MD, PhD, MSc, FRCSC CANADA
Anterior THA Learning Curve In 2022- Comparison Of First 50 DAA THAs After Graduating Fellowhip Compared to an Experienced Surgeon Alexander P. Sah, MD UNITED STATES
Effect Of Covid-19 Cancelled Elective Surgeries on Outcomes of Hip Arthroscopy: A Matched-Cohort Study Alex Chang, BS UNITED STATES
Minimum Five-Year Outcomes of Staged Bilateral Hip Arthroscopy For Femoroacetabular Impingement Syndrome: A Propensity- Matched Study With Sub-Analysis On the Time Interval Impact Between Procedures Benjamin G. Domb, MD UNITED STATES
Joint Space Narrowing Versus to the Contralateral Side During Hip Arthroscopy: Indicator of Conversion to THA? Zachary Logan LaPorte, BA UNITED STATES
Patients with Low-Grade Lumbosacral Transitional Vertebrae Demonstrate No Difference in Achievement of Clinical Thresholds Following Primary Hip Arthroscopy for Femoroacetabular Impingement Syndrome Zachary I Li, BA UNITED STATES
Trends in Non-Operative Management of Low-Impact Pelvic Fracture Using the Nationwide Inpatient Sample Database from 2011 to 2018 Alexander Rashad Farid, BA UNITED STATES
Proximal Rectus Femoris Ruptures in Soccer Players Pedro Alvarez-Diaz, MD, PhD, Prof. SPAIN
Outcomes between Individuals with Anterior/Anterolateral and Lateral Cam Lesions who underwent Hip Arthroscopy for FAI with a Minimum 5 year Follow-Up Michael Buldo-Licciardi, BS UNITED STATES
To Determine if Femoroacetabular Impingement (FAI) Syndrome Interferes with Sexual Relations and to Evaluate the Change in Hip Symptoms Experienced During Intercourse Following Operative Management Nicole Danielle Rynecki, MD UNITED STATES
Failure to Improve PROMIS Global-10 Score After Hip Arthroscopy: A Multivariable Regression Analysis Sophia Madjarova, MS UNITED STATES
Capsulotomy and Repair Have Minimal Effects on Hip Joint Behavior During Simulated Activities of Daily Living Ryan M. Degen, MD, FRCSC CANADA

Knee - ACL (170 e-Posters)
Role of Biophysic Stimulation with Pulsed Electromagnetic Fields on Bone Bruise in Anterior Cruciate Ligament Reconstruction Stefano Zaffagnini, MD, Prof. ITALY
Cross-Sectional in Vivo Biomechanical Effects of Meniscus Tears in Anterior Cruciate Ligament-Deficient Knees Versus Isolated Anterior Cruciate Ligament Tears: A Systematic Review of Motion Analysis Studies Enzo Salviato Mameri, MD, MSc BRAZIL
Effects of Focused Extracorporeal Shock Wave Therapy in Reducing Pain In Patients With Anterior Knee Pain After ACLR with BTB Autograft Hideaki Fukuda, MD JAPAN
Posterior Tibial Plateau Compression Fractures Coinciding with ACL Injury: Means of Identification, Treatment Decision-Making Process and Clinical Relevance of Proposed MRI-Based Classification System Robert Smigielski, MD, PhD POLAND
Anatomic ACL Reconstruction with Quadriceps Tendon Graft Resulted in Equivalent Knee Laxity Compared to Hamstring Tendon Graft Katrin Karpinski, MD GERMANY
Adductor Canal Block is Superior to Femoral Nerve Block for Early Postoperative Pain Relief after Single Bundle Anterior Cruciate Ligament Reconstruction with Hamstring Autograft Takeshi Oshima, MD, PhD JAPAN
Impact of ACLR Graft Choice on Meniscal Repair Outcomes Robert A Magnussen, MD, MPH UNITED STATES
The Relationship Between Preoperative Static Anterior Tibial Subluxation and Graft Maturation on MRI After Double-Bundle Anterior Cruciate Ligament Reconstruction Shigehiro Asai, MD JAPAN
Sex-Based Difference of the Most Common Autograft Sources for ACL Reconstruction Measured on Knee MRI Giovanna Medina, MD, MSc, PhD UNITED STATES
Effectiveness of Fibrin Clot Implantation for Reduction Of Bone Tunnel Enlargement In Bundle-Bundle ACL Reconstruction Using Autogenous Hamstring Tendon Grafts Nobuyoshi Suzuki, MD JAPAN
Changing the ACL Reconstruction Algorithm from Transtibial Hamstring to Transportal Patellar Tendon Is Associated With a More Physiological Knee Laxity At 5-To-10 Year Follow-Up, But Maintaining Activity Levels Remains A Greater Challenge Iftach Hetsroni, MD, Associate Prof. ISRAEL
ACL Repair Versus ACL Reconstruction: A Propensity Matched Study Adnan Saithna, MD, FRCS UNITED STATES
Morphological Evaluation Of The Quadriceps Tendon Using Preoperative Ultrasound In Anterior Cruciate Ligament Reconstruction Satoshi Takeuchi, MD, PhD JAPAN
Clinical and Social Predictors Of Surgical Treatment for ACL Injuries Miho J. Tanaka, MD, PhD UNITED STATES
The Development Of A Virtual Reconstruction Of Anterior Cruciate Ligament To Assess The Secondary Biomechanical Contribution Of Anterolateral Complex Of The Knee Samira Vakili, PhD Candidate CANADA
Comparing Associated Injuries to ACL Lesion Between Female and Male Soccer Players, There are Differences? Epidemiological and Gender-Perspective Study of 1700 Soccer Players David Barastegui, MD, PhD, MSc SPAIN
Automated Detection of Partial and Complete Anterior Cruciate Ligament Tears on Magnetic Resonance Imaging Using a Deep Neural Network Logan Nye, MD UNITED STATES
Clinical and Functional Outcomes of Augmented Repair Versus Primary Repair in Anterior Cruciate Ligament Injury: A Systematic Review and Meta-Analysis Bing Howe Lee, MBBS, MRCS SINGAPORE
Adhesion Between the Anterior Cruciate Ligament Grafts and the Transverse Ligament of the Menisci: An effect of Arthroscopic Release Masashi Kusano, MD, PhD JAPAN
Biomechanical Study of the Elastic Fixation of the Posterolateral Fracture of the Tibial Plateau: Arrow Technique Oscar Ares, PhD SPAIN
A Bifactor Model Supports Unidimensionality of the IKDC in Young Active Patients with ACL Tears Hana Marmura, MPT, PhD UNITED STATES
The Effect of Laterality on Patient Outcomes in Mulitligamentous Knee Injury Thomas M. Geissler, BS UNITED STATES
Delaying ACL Reconstruction Increases the Rate and Severity of Medial Compartment Chondral Injury Elvire Servien, MD, PhD, Prof. FRANCE
A Systematic Video Analysis of Anterior Cruciate Ligament Injuries in the National Basketball Association (NBA) Vikram Gill, BS UNITED STATES
Clinical And Patient-Reported Outcomes Of Arthroscopic Repair Versus Reconstruction Of The Cruciate Ligaments In The Multiligamentous Injured Knee Sebastian Rilk, MD UNITED STATES
An Evaluation Of The Relationship Between The Knee Stability And Remnant Re-Attachment In Anterior Cruciate Ligament Injury YUSUKE SASAKI, MD JAPAN
Comparative Results Of Anterior Cruciate Ligament Reconstruction With Full Tibial Tunnel: Quadrupled Semitendinosus Suspensory Femoral And Tibial Fixation Versus Quadrupled Semitendinosus and Gracilis Suspensory Femoral and Tibial Screw & Staple Fixation Mahir Mahirogullari, MD, Prof. TURKEY
Anterior Cruciate Ligament Reconstruction Alongside Mesenchymal Stem Cells Implantation Improves Knee Function in a Long-Term Follow-Up Theofylaktos Kyriakidis, MD, MSc, PhD GREECE
Contribution of Functional Knee Bracing to Joint Stability and Anterior Cruciate Ligament Function Emre Anıl Özbek, MD TURKEY
Outcomes of Anterior Cruciate Reconstruction With Full-Thickness Peroneus Longus Tendon Autograft Tarun Goyal, MBBS, MS, DNB, MCh, FRCS (Edin) INDIA
Postoperative MRI following QT- ACLR and its Relevance for Rehabilitation Magdalena Stawinska, MPT POLAND
Optimal Joint Loading Strategies to Lessen Cartilage Changes after ACL Reconstruction Differ Throughout the Postoperative Recovery Cale A. Jacobs, PhD UNITED STATES
Social Media Content Related to ACL Recovery: An Analysis Sabreena Moosa, HBSc CANADA
The PCL-PCA Angle: A New Simple and Reliable MRI Method to Describe Anterior Tibial Translation in ACL-Deficient Knees Romain Seil, MD, Prof. LUXEMBOURG
Establishment of Near and Non Isometric Anterior Cruciate Ligament Reconstruction with Artificial Ligament in a Rabbit Model Jun Chen, PhD CHINA
Lower Socioeconomic Status Adversely Affects Timing of Care and Rate of Re-Injury Following Anterior Cruciate Ligament Reconstruction Rachel E Cherelstein, BS UNITED STATES
Non-Operative Treatment is an Excellent Option for Isolated Anterior Cruciate Ligament Injuries: a Systematic Review and Meta-Analysis Robert de Jonge, MD HUNGARY
Comparison of Clinical Outcomes between a Bone-Patellar Tendon-Bone and Quadriceps Tendon-Bone Autografts in Anatomic Rectangular Tunnel Anterior Cruciate Ligament Reconstruction Kazunori Shimomura, MD, PhD, Prof. JAPAN
Outcomes After Operative and Nonoperative Treatment of Anterior Cruciate Ligament Ruptures in Patients Aged 40 and Older: A 2:1 Propensity Score Matched Analysis Matthew Salzler, MD UNITED STATES
Predictors of Joint Space at a Minimum 10 Years Following Single-Bundle Bone-Patellar Tendon-Bone ACL Reconstruction Using a Transtibial Technique Kevin D. Plancher, MD, MPH UNITED STATES
Anatomical Ribbon ACL Reconstruction: a 4-Year Follow-Up On. Evaluation of Surgery Outcomes Including Physical Examination, and Post-Op MRI and CT Scans Assessment Robert Smigielski, MD, PhD POLAND
Peri-Operative Complications, Safety, and Early Outcomes of a Novel ACL + ALL Reconstruction Technique Using Iliotibial Band Autograft vs. Patellar Tendon ACL Reconstruction: A Retrospective Pilot Study of the Saturn Study Group Ben E. Heyworth, MD UNITED STATES
Using Three-Dimension Magnetic Resonance Imaging Of The Intact Knee To Identify Expected Femoral And Tibial Tunnel Position In Anatomic Single Bundle Anterior Cruciate Ligament Trần Trung Dũng, Professor, MD, PhD VIETNAM
Posterior Displacement Of The Detached Meniscocapsular Ligament Of Ramp Lesion In ACL Injured Knee Observed On MRI In Flexed Knee Position Is Associated With Greater Preoperative Anterior Knee Laxity Satoshi Nonaka, MD JAPAN
Implant-Free Reconstruction Techniques For Ligaments Injuries Of The Knee – Cost-Effective Innovative Alternatives For The Traditional Techniques Girinivasan Chellamuthu, MBBS, MS Ortho, FIOT, FASM INDIA
Elevated Posterior Tibial Slope is Associated with Anterior Cruciate Ligament Reconstruction Failures: A Systematic Review and Meta-Analysis Robert A. Duerr, MD UNITED STATES
Meta-Analysis Comparing The Femoral Tunnel Length, Femoral Tunnel Position And Graft Bending Angle Of Transtibial, Anteromedial And Outside-In Techniques For Single-Bundle Anterior Cruciate Ligament Reconstruction Yeo Zhen Ning, MBBS SINGAPORE
Comparing the Accuracy of Tunnel Placement and Patient Reported Outcome Measures when Doing Arthroscopic ACL Reconstruction With and Without Indigenously Designed Grid and Image Intensifier Sudeep Kumar, MS (Orthopaedics) INDIA
All Soft Tissue Quadriceps Tendon Vs Quadriceps Tendon With Bone Block In Primary ACL Reconstruction Zachary J Herman, MD UNITED STATES
No Difference in Clinical Outcomes Between Aperture And Suspensory Femoral-Sided Fixation Following Anterior Cruciate Ligament Reconstruction with Bone-Patellar Tendon-Bone Autograft Rachel E Cherelstein, BS UNITED STATES
Decreased Time Between Injury and Surgery and Increased Injury Severity Predict Motion Loss After Multiligament Knee Injury, but Are Only Part of the Picture Cale A. Jacobs, PhD UNITED STATES
Return To Play And Pattern Of Injury In A Consecutive Case Series Of Elite UEFA Football Player Following Anterior Cruciate Ligament Rupture Amit Meena, MBBS, MS, DNB INDIA
Bone–Patellar Tendon–Bone Autograft and Female Sex are Associated with the Presence of Cyclops Lesions and Syndrome After Anterior Cruciate Ligament Reconstruction Tomohiro Tomihara, MD JAPAN
Isolated Anatomic Reconstruction of Anterior Cruciate Ligament in Sportsmen with High Pivot Shift Grade: Is it Enough for Rotational Stability? Mohamed Amine Gharbi , MD TUNISIA
An Analysis Of Repeat Anterior Cruciate Ligament Injury and Return to Sport in Australian Soccer Players Demonstrates Hamstring Autografts to be a Reliable Option Jonathan R Manara, BMBS, FRCS (Tr & Orth) UNITED KINGDOM
Short-Term Outcomes of All-Inside Anterior Cruciate Ligament Reconstruction by the Trans-Femoral Approach Toshiaki Takahashi, MD, PhD, Prof. JAPAN
Investigation of the Effect Of Anterior Cruciate Ligament Injury on the Axial Rotation of the Knee Joint Kenjiro Okimura JAPAN
Technique for Increasing the Strength of Fixation to the Suspensory Button in Anterior Cruciate Ligament Reconstruction Using the Quadriceps Tendon Tomoyuki Kanayama, MD JAPAN
A Prospective Comparison of Postoperative Pain and Opioid Consumption between Primary Repair and Reconstruction of the Anterior Cruciate Ligament Sebastian Rilk, MD UNITED STATES
A Bigger Suture Diameter For Anterior Cruciate Ligament All- Inside Graft Link Preparation Leads To Better Graft Stability: An Anatomical Specimen Study Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
Anterior Cruciate Ligament Repair Using Dynamic Intraligamentary Stabilization Provides a Similarly Successful Outcome As All-Inside Anterior Cruciate Ligament Reconstruction With A Faster Psychological Recovery In Moderately Active Patients M.Enes Kayaalp, MD TURKEY
Reliability of the KNEELAX3 Arthrometer for Anterior Knee Laxity Measurement in Healthy Female Subjects Azusa Saito, PT,BSc JAPAN
Contralateral ACL Rupture is More Common than ACL Graft Rupture in Australian Netballers After ACL Reconstruction Justin P. Roe, MB BS BSc(Med) Hons FRACS, A/Prof. AUSTRALIA
“It’s Just My Knee”: The Role of Resilience and Reframing on Young Athlete’s Quality of Life Following ACL Injury Hana Marmura, MPT, PhD UNITED STATES
Accuracy and reliability of Ultrasound-assisted Lachman Test in Diagnosing Anterior Cruciate Ligament Injuries Yuzuru Sakakibara, MD, PhD JAPAN
Does Contamination During Harvesting as Well As During Suture Preparation and Manipulation of the Hamstrings Graft for Anterior Cruciate Ligament Reconstruction Correlates With Postoperative Infection? Stefanos Christos Papageorgiou, MD GREECE
Association Between MRI Findings of Knee Joint Trauma and Subacute Synovial Fluid Inflammatory Biomarker Levels After ACL Injury Amanda Avila, MPH UNITED STATES
Comparison Outcome of Home Based Versus Supervised Physiotherapy Rehabilitation Post Anterior Cruciate Ligament (ACL) Reconstruction in Recreational Athletes : A Randomised and Single Blind Study Muhammad Rajaei Ahmad, MBBS, Master of Medicine (Orthopaedics) MALAYSIA
Urinary CTX-II, Serum MMP-3 And Serum PIIANP Following Anterior Cruciate Ligament Reconstruction: A Pilot Study Lachlan Batty, FRACS AUSTRALIA
Midterm Clinical Outcomes and Knee Stability After ACL Reconstruction With a Hybrid Graft Using Hamstring Autograft and Ligament Augmentation and Reconstruction System LARS Antonios T. Kouzelis, MD, PhD GREECE
Tibial Tunnel Aperture Migration After Anatomical Rectangular Tunnel ACL Reconstruction using Bone-Patellar Tendon-Bone Autografts Ryo Murakami, MD JAPAN
Second-Look Arthroscopic Evaluation and Clinical Outcomes of Anatomic Anterior Cruciate Ligament Reconstruction with Autograft and Hybrid Graft Hongtao Xu, MD, PhD CHINA
Diagnosis and Classification of Anteromedial Bundle Injury In Anterior Cruciate Ligament Injuries with a Digital Application Fernando Hernandez-Aragon, MD MEXICO
Analysis of Historic and Modern Treatment Outcomes in Primary Anterior Cruciate Ligament Repair: Systematic Review and Meta-analysis Jaren LaGreca, MD UNITED STATES
A Novel Quantitative Assessment of Bone Tendon Junction Healing in Patients after ACL Reconstruction by High Resolution Peripheral Computer Tomography: The Development of a Deep-Learning System Michael Tim Yun Ong, MBChB(UK), BSc(UK), MRCS(Edin), MSc(CUHK), FRCSEd HONG KONG
Primary ACL Reconstruction With Lateral Extra Articular Augmentation With Modified Lemaire Technique Horacio F. Rivarola-Etcheto, MD ARGENTINA
Clinical Outcome Of Bicruciate Ligament Reconstruction In Multiple Knee Ligament Injuries: Comparison With Bicruciate And Collateral Ligament Reconstructions Zenta Jotoku, MD, PhD JAPAN
Factors Associated with Tunnel Widening After ACL Reconstruction Garrett Kearney, Resident/Fellow UNITED STATES
New Injuries Within 2 Years After Acute ACL Injury Treated With Either ACL Reconstruction and Rehabilitation or With Rehabilitation Alone Anna Samuelsson Selin , MD, PhD student SWEDEN
Comparable Short-Term Clinical Outcomes In Rectangular-Tunnel Anterior Cruciate Ligament Reconstruction Using Quadriceps Tendon-Patellar Bone Autograft Over Round-Tunnel Reconstruction Sang Yoon Kim, MD KOREA, REPUBLIC OF
Analysis of the Blood Supply to the Femoral Attachment of the Anterior Cruciate Ligament After ACL Tear Jedrzej Jerzy Lesman, PhD MD POLAND
Concomitant Chondral Injury and ACL Reconstruction S. Ali Ghasemi, MD UNITED STATES
Fear Of Reinjury Following Primary Anterior Cruciate Ligament Reconstruction (ACLR): A Systematic Review Prushoth Vivekanantha, MD CANADA
Age-Related Microstructural Changes In Semitendinosus and Quadriceps Tendons Junsuke Nakase, MD, PhD JAPAN
Hamstring Allograft versus Autograft in Primary Anterior Cruciate Ligament Reconstruction Paul Ruckenstuhl, MD, Msc AUSTRIA
Time From ACL Injury Time To Surgery: Evaluating A Multifaceted Set of Potential Predictors Claire Giachino, BA UNITED STATES
Is Asymmetry of the Medial and Lateral Posterior Femoral Condyles Associated With ACL Rupture? A Case-Control Study of Pediatric Patients Daniel W. Green, MD, MS UNITED STATES
Accuracy and Reproducibility of ntra-operative fluoroscopic measurements for describing the femoral tunnel aperture positions in anatomical ACL reconstruction - analysis using 3D quadrant method on automated 3D reconstructed model Byung-Hoon Lee, MD, PhD KOREA, REPUBLIC OF
Biomechanical Changes at the Knee Joint between Pre- and Post-Operative Gait in Patients with ACL Injury Kohei Nishizawa, PhD JAPAN
Static Anterior Tibial Translation After Anatomic ACLR: An MRI Analysis Ignacio Garcia-Mansilla, MD ARGENTINA
Novel Arthrometer Provides Quantitative and Objective Measures of Uniplanar and Multiplanar Knee Laxity Carl W Imhauser, PhD UNITED STATES
No tourniquet reduces the incidence of asymptomatic deep venous thrombosis identified on ultrasonography after arthroscopic anterior cruciate ligament reconstruction: an observational study Masaki Nagashima, MD, PhD, Prof. JAPAN
Clinical Outcomes and Return to Sport After Quadriceps Tendon Autograft ACL Reconstruction: Comparison to Bone-Patellar Tendon-Bone Autograft at a Minimum 2-Year Follow-Up Danyal H. Nawabi, MD, FRCS(Orth) UNITED STATES
Effect of The Tibial Tunnel Communication on the Bone-Tendon Healing and Location of the Graft at the Tibial Tunnel Aperture in The Double-Bundle Anterior Cruciate Ligament Reconstruction Naoto Suzue, MD, PhD JAPAN
The Rate of Tibial Tunnel Malposition is Not Changed by Drilling Entirely Within the Stump of Preserved Remnants During ACL Reconstruction: A Prospective Comparative 3D-Ct Study Vitor Barion Castro De Padua, PhD BRAZIL
Posterior Tibial Slope is a Dynamic Entity: An Anthropomorphic Study Sumit Banerjee, MS (Orth), MCh(Orth) INDIA
A Retrospective Study of Prevalence of Intra-Articular Comorbidities Associated with ACL Tear and its Relationship with Patient-Age and Chronicity of the ACL Tear Vishwesh Devendrasinh Chudasama, M.S. (ORTHO) INDIA
Short Message Service-Based Collection of Patient Reported Outcome Measures Following ACL Reconstruction: A Pilot Study Steffen Sauer, MD DENMARK
Multiple High Strength Sutures Yield Better Biomechanical Properties Comparing With Conventional Suture Tape For Anterior Cruciate Ligament Repair Augmentation Thun Itthipanichpong, MD THAILAND
Low Failure Rate In A Young Cohort Of Patients Undergoing Anterior Cruciate Ligament Reconstruction With Quadriceps Tendon is Independent of Graft Fixation Methods Sahil Dadoo, BS UNITED STATES
Quadriceps Autograft Is A Viable Graft Choice For ACL Reconstruction In Patients Over 50 Years Old Amit Meena, MBBS, MS, DNB INDIA
Early Medial Reconstruction Combined With Severely Injured Medial Collateral Ligaments Can Decrease Residual Medial Laxity In Anterior Cruciate Ligament Reconstruction Byung-Hoon Lee, MD, PhD KOREA, REPUBLIC OF
No Single Dominant Risk Factor for Noncontact ACL Injury: Key Thresholds and Relative Contributions of Knee Geometry and Anterior-Posterior Laxity Carl W Imhauser, PhD UNITED STATES
Spin in the Abstracts of Meta-Analyses and Systematic Reviews: Quadriceps Tendon Graft for Anterior Cruciate Ligament Reconstruction Meng-Yung Michael Ong, BS UNITED STATES
Tibial Slope in Anterior Cruciate Ligament Deficient Knees Does Not Affect the Incidence of Concomitant Ligamentous Injuries Khai Cheong Wong, MBChB, MRCS (Eng) SINGAPORE
Factors Associated with Knee Extension Strength Symmetry Following Anterior Cruciate Ligament Reconstruction with Quadriceps Tendon Autograft Justin James Greiner, MD UNITED STATES
The Optimal Measurement Method Considering Reliability and Validity in the Anterior Knee Laxity of Anterior Cruciate Ligament Tears Sangwoo Jeon, MD KOREA, REPUBLIC OF
Early Results of ACL Reconstruction with Quadriceps Tendon Autograft All-Inside Technique Robert A. Duerr, MD UNITED STATES
Sex Does Not Influence the Clinical Outcome of Anatomic Anterior Cruciate Ligament Reconstruction in the Short Term Utilizing the “All-Inside” Technique Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
The Buried Knot Technique for All Inside Graft Link Preparation Leads to Superior Biomechanical Graft Link Stability Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
RANTES/CCL5 and BFGF Concentration at the Time of Surgery Can Predict Postoperative Stiffness in Patients Undergoing ACLR Amanda Avila, MPH UNITED STATES
Blumensaat’s Line Morphology Does Not Influence the Femoral Tunnel Position in Anatomical Double-Bundle ACL Reconstruction Yoshiyuki Yahagi, MD,PhD JAPAN
Altered Trunk Movements During Running after Anterior Cruciate Ligament Reconstruction Jodie A. McClelland, BPhysio(Hons), PhD AUSTRALIA
Time-Series Biological Responses Toward Decellularized Bovine Tendon Graft and Autograft for 52 Consecutive Weeks after Rat Anterior Cruciate Ligament Reconstruction Masafumi Itoh, MD, PhD JAPAN
Injury to Anterolateral Ligament and Kaplan Fibers Do Not Significantly Affect Preoperative Pivot-shift Test in Anterior Cruciate Ligament Injury Takeo Tokura, MD JAPAN
Automated, Video-Based Analysis of Motion Patterns to Diagnose Anterior Cruciate Ligament Injuries in In-Game Video Footage Gergo B Merkely, MD, PhD UNITED STATES
Short-Term Clinical Outcomes of Remnant-Preserving Single-Bundle Augmentation in Anterior Cruciate Ligament Reconstruction: Comparison with Single- and Double-Bundle Reconstruction Mariko Osugi, MD JAPAN
Acceptable Clinical Outcomes Despite High Reoperation Rate at Minimum 12-Month Follow-Up after Concomitant Arthroscopically Assisted Anterior Cruciate Ligament Reconstruction and Medial Meniscal Allograft Transplantation Kirk Anthony Campbell, MD UNITED STATES
Patellar Tendon Autograft is Associated with Difficulty Kneeling but Does Not Result in a More Painful or Symptomatic Knee Compared to Hamstring Tendon Autograft after Anterior Cruciate Ligament Reconstruction: Results from the New Zealand ACL Registry Richard Rahardja, MBChB, BMedSc(Hons) NEW ZEALAND
Outcomes of Isolated HTO and Simultaneous HTO and ACL Reconstruction: A Systematic Review & Meta-Analysis Martyn Snow, FRCS UNITED KINGDOM
Bioabsorbable Interference Screw Fixation for ACL Reconstruction Yields No Tunnel Widening With Excellent Outcomes Kevin D. Plancher, MD, MPH UNITED STATES
Effect of Intra-articular Drain on Pain in Postoperative Arthroscopic Anterior Cruciate Ligament Reconstruction: A Randomized control trial Sarat Tiangwan, MD THAILAND
Steeper Lateral Posterior Tibial Slope And Greater Lateral-Medial Slope Asymmetry are Associated With Greater Preoperative Pivot-Shift In Anterior Cruciate Ligament Injury Kiminari Kataoka, MD JAPAN
Radiographic Evaluation Of the Donor Site After Anterior Cruciate Ligament Reconstruction With Quadriceps Tendon Bone By Using T2 Mapping Mri Shuko Tsumoto, MD JAPAN
Mid-Term Results of Anterior Cruciate Ligament Reconstruction with Anterolateral Augmentation, Lemaire Tenodesis, in Soccer Players. Functional Results and Return to Play Pedro Alvarez-Diaz, MD, PhD, Prof. SPAIN
Influence Of Femoral Tunnel Interference Screw Diameter On Pull-Out Strength And Failure Mode During Anterior Cruciate Ligament Reconstruction: A Biomechanical Study Jason G Ina, MD UNITED STATES
A Bone Bruise at the Lateral and Medial Tibial Plateau with an Anterior Cruciate Ligament Injury is Associated with a Meniscus Tear Youngji Kim, MD, PhD JAPAN
The Blumensaat Line on Radiograph as an Accurate Predictor of Native ACL Length Patrick Wakefield Joyner, MD, MS UNITED STATES
Ideal Combination Of Anatomic Tibial And Femoral Tunnel Positions for Single-Bundle ACL Reconstruction Jae-Young Park, MD KOREA, REPUBLIC OF
Epidemiological, Clinical and Radiological Features of ACL Aplasia: A Review of the Literature Michele Dell’Orfano, MD ITALY
A Comparison of Postoperative Outcomes Between Internal Brace Augmented and Non-Augment Hamstring Tendon Autograft Anterior Cruciate Ligament Reconstruction (ACLR) Maria Melanie Legaspi Valbuena, MD, MBA PHILIPPINES
Chronic ACL Injury Patients Have Lower Levels of Pro-Inflammatory Biomarkers in Their Synovial Fluid and Worse ACLOAS Score at the Time of Surgery Than Those with Acute ACL Injury: A Cohort Study Amanda Avila, MPH UNITED STATES
Knee Arthroscopy: The “Crevice Sign,” A New Pathognomonic Sign For Unstable Posterior Medial Meniscal Tear In Anterior Cruciate Ligament Deficient Knees J Donald Hansom, FRCS, MD, MBChB, BSc (Hons) UNITED KINGDOM
Femoral Button is Not Applied: Does It Matter ? Mohamed Amine Gharbi , MD TUNISIA
Elevated Tibial Spine Height as a Predictor of Reinjury after Anterior Cruciate Ligament Reconstruction Naofumi Hashiguchi, MD,MPH JAPAN
The Lateral Femoral Notch Sign Decreases in Pediatric Patients Following Anterior Cruciate Ligament Reconstruction Daniel W. Green, MD, MS UNITED STATES
Quad Versus Patella Tendon Autograft for Anterior Cruciate Ligament Reconstruction In Young Athletes Rachel E Cherelstein, BS UNITED STATES
ACL Reconstruction in Adolescents with Fibular Hemimelia Thierry Pauyo, MD, FRCSC CANADA
Post-Operative Opioid Use in Males vs. Females Following ACL Reconstruction Patrick Meade, BA UNITED STATES
Decreased Opioid Consumption and Post-Operative Pain Using an IPACK and Adductor Canal Nerve Block following ACL Reconstruction with Bone-Patellar Tendon-Bone Autograft: A Single-Blind, Randomized Controlled Study Naina Rao, BS UNITED STATES
Simultaneous Reconstruction of the Anterior Cruciate Ligament and Medial Collateral Ligament Using Semitendinosus and Gracilis Autografts: A Minimum 2-Year Follow-Up Study Miten Rajendra Sheth, MBBS, MS, DNB (Orth) INDIA
Technology Assisted Anterior Cruciate Ligament Reconstruction Improves Tunnel Placement but Leads to No Change in Clinical Outcomes: A Systematic Review and Meta-Analysis Ehsan Yavari, HBSc CANADA
Transtibial Femoral Tunnel Technique In ACL Reconstruction and Osteoarthritis Incidence Marcus Vinicius Danieli, MD, PhD BRAZIL
Patients Undergoing Reconstruction For Multi-Ligament Knee Injuries Caused By Pivoting Sports Restore Function And Return to Sport at a Similar Level to Their Isolated ACL Counterparts: A Prospective Matched Cohort Study Jay R. Ebert, PhD AUSTRALIA
Comparison of the Tissue Molecular Profile Of ACL Repair, ACL Reconstruction, and Native ACL Edoardo Monaco, MD ITALY
The Statistical Fragility Of Clinical Trials Comparing Bone-Patellar Tendon-Bone Versus Hamstring Tendon Autografts In Anterior Cruciate Ligament Reconstruction Surgery: A Systematic Review John K Cordero, MD UNITED STATES
Differences in Temporospatial Hop Characteristics Between Limbs at Return to Sport After ACL Reconstruction Elizabeth Wellsandt, DPT, PhD UNITED STATES
Is There Any Benefit In Anterior Cruciate Ligament Reconstruction In Patients Over 60 Years Old? Panagiotis G. Ntagiopoulos, MD, PhD GREECE
Functional Results in Anterior Cruciate Ligament Reconstruction with Hybrid Grafts Maria Loreto Figueroa Berrios, MD CHILE
Adverse Events And Complications Reported In Prospective Versus Retrospective Investigations Of ACLR with BTB Autograft: A Systematic Review Harkirat Jawanda, BS UNITED STATES
Functional Outcome of All-Soft-Tissue Quadriceps Tendon Autograft in ACL Reconstructions in Young and Sportive Patients at a Minimum Follow-Up of 1 Year Thomas M. Tiefenboeck, MD, PhD, MSc AUSTRIA
High Prevalence Of Injuries Associated With ACL Tears: A Detailed Analysis Of 253 Patients From A National Multi-center Cohort Study Anders Stalman, MD, PhD, Professor SWEDEN
Radiographic Tibial Tunnel Assessment After Anterior Cruciate Ligament Reconstruction Using Hamstring Tendon Autografts and Biocomposite Screws: A Prospective Study with 10-Year Follow-up Sadesh Balasingam, MD SWEDEN
Second-look Arthroscopic Evaluation and Clinical Outcomes After Anatomic Double Bundle Anterior Cruciate Ligament Reconstruction: Comparison of Different Knee Flexion Angles During Tibial Graft Fixation Yasunari Oniki, MD, PhD JAPAN
Comparing Safety and Physical Activity Profiles of Institutional Standard of Care Versus Arthroscopic Electrocautery Approaches for ACL Reconstruction Claire Giachino, BA UNITED STATES
Preoperative Templating of Bone-Patellar Tendon-Bone Graft for ACL Reconstruction: An Individualised Morphometry-Based Graft Harvest Method Prakash Ayyadurai, MS INDIA
Comparable Primary Stability Between Current-Generation Adjustable Loop Cortical Buttons for Anterior Cruciate Ligament Reconstruction – A Biomechanical Study Adrian Deichsel, MD GERMANY
Machine Learning Clustering Analysis to Identify High Achievers after Anterior Cruciate Ligament Reconstruction: Meniscal Debridement Strongly Predicts Negative Clinically Significant Outcomes Brian Forsythe, MD UNITED STATES
Quadrupled Semitendinosus vs. Semitendinosus-Gracilis Graft for ACL Reconstruction:a Randomized Controlled Trial Juan Pablo Martinez-Cano, MD, MSc, PhD COLOMBIA
High Return to Sport Rate and Few Re-Ruptures at Long Term in Professional Footballers After Anterior Cruciate Ligament Reconstruction with Hamstrings Alberto Grassi, PhD ITALY
ACL Injuries in Major League Soccer: An Analysis of Injury Rate, Associated Factors, and Return to Play Brian Forsythe, MD UNITED STATES
Which Is Better for Anterior Cruciate Ligament Supplementary Fixation: Suture Anchor Or Staple? A Biomechanical Study Gen Lin Foo, MD SINGAPORE
A Comparison of Return to Sport Rates Between Male and Female Athletes After Anterior Cruciate Ligament Reconstruction in an Australian Context Haydn Klemm, BFSc&Nutr (Hons) AUSTRALIA
ACL Graft Tear or Contralateral ACL Tear: Which is Worse??? Robert A Magnussen, MD, MPH UNITED STATES
Respective Functions of the ACL and the Medial Structures on the Control of Anterior Translation and Rotations of the Knee. Cadaveric Study of 24 Knees with the Dyneelax® Henri E. Robert, MD FRANCE
Changes in Cross-Sectional Area After the Anatomic ACL Reconstruction with Hamstring Tendon or Bone-atellar tendon autografts. Kazutaka Kinugasa, MD, PhD JAPAN
Healing Trajectory of The Patellar Tendon After Anterior Cruciate Ligament Reconstruction With Bone-Patellar Tendon-Bone Autograft Karin Grävare Silbernagel, PT, PhD, ATC UNITED STATES
Proprioceptive and Clinical Outcomes of Anterior Cruciate Ligament Reconstruction With Remnant Tissue Preservation Technique: A Comparison According to the Preserved Tissue Length Hasan Bombaci, Prof. TURKEY
Uncommonly Considered Predisposing Anatomic Risk Factor for Anterior Cruciate Ligament (ACL) Injury: Recognition and Possible Rehabilitation Potential for Prevention Mujeeb Ashraf, FRCS, MCh,FEBTS SAUDI ARABIA
Knee Joint Kinematics under Weight Bearing Condition in ACL Injured Knees – An Imaging Study of Upright Computed Tomography Kengo Harato, MD, PhD JAPAN

Knee - ACL Revision (14 e-Posters)
Revision Anterior Cruciate Ligament Reconstruction with All Soft Tissue Quadriceps Tendon Autograft and Quadriceps Tendon Autograft with Bone Block Have Similar Clinical Outcomes Zachary J Herman, MD UNITED STATES
Does Delaying First Revision ACLR Result in Poorer Outcomes? Evaluation of Association Between Surgical Timing and Outcomes Robert A Magnussen, MD, MPH UNITED STATES
Trends in Revision Anterior Cruciate Ligament Reconstruction and Return to Sport: A Survey of the Herodicus Society Ian DeYoe Engler, MD UNITED STATES
Single Graft Revision Anterior Cruciate Ligament Reconstruction With Anterolateral Extra-Articular Reconstruction: Description Of A Surgical Technique. Clinical And Functional Results After a 2 Year Follow-Up Monica Sánchez Santiuste, MD SPAIN
No Evidence of Racial Disparities in Revision Risk Following ACL Reconstruction in a Single Healthcare Network Despite Increased Social Disadvantage Among Black Patients Audrey Y. Chang, BA UNITED STATES
The Effect of Delaying Anterior Cruciate Ligament Reconstruction More Than 3 or 6 Months on Revision Rates and Knee Stability After 2 Years of Follow-up Martin Lind, MD, PhD, Prof. DENMARK
Failure Rates and Complications with Multiple-Revision Anterior Cruciate Ligament Reconstruction: Comparison of Anatomic Femoral Tunnel and Over The Top Technique Emre Anıl Özbek, MD TURKEY
Double Bundle ACL Revision Reconstruction with Allograft Resulted In a Low Revision Rate At 10 Year Alberto Grassi, PhD ITALY
Outcomes of Revision Anterior Cruciate Ligament Reconstruction with autogenous Quadriceps Tendon graft Gustavo A. Rincon, MD COLOMBIA
The Relationship of Non-Anatomical Tunnel Position and Revision Anterior Cruciate Ligament Reconstruction Burçin Karsli, MD, Assoc. Prof. TURKEY
Risk Factor Of Failure After The Revision Anterior Cruciate Ligament Reconstruction Takeo Tokura, MD JAPAN
Surgeon Volume Affects Revision Rate Following Primary Anterior Cruciate Ligament Reconstruction With Allograft Sahil Dadoo, BS UNITED STATES
Return to Sports in Anterior Cruciate Ligament Reconstruction Revision Surgery Maria Loreto Figueroa Berrios, MD CHILE
Low Revision Risk In Primary Anterior Cruciate Ligament Reconstruction With Allograft In The Masters Athlete Audrey Y. Chang, BA UNITED STATES

Knee - Arthroplasty (99 e-Posters)
What Is The Value Of A Balanced TKA? Getting It Right The First Time Edgar A Wakelin, PhD UNITED STATES
No Difference In Sports Participation And Patient-Reported Functional Outcomes Between Total Knee Arthroplasty And Unicompartmental Knee Arthroplasty At Minimum 2-Year Follow-Up In A Matched Control Study Amit Meena, MBBS, MS, DNB INDIA
Patellar Alignment In Robotic-Assisted Total Knee Arthroplasty Javier Ignacio González, MD CHILE
Total Knee Arthroplasty Outcomes Following Anterior Cruciate Ligament Reconstruction David C. Flanigan, MD UNITED STATES
Subtalar Joint Compensation using Full-length Standing Lower Extremity Anteroposterior Radiograph after Total Knee Arthroplasty for Varus Osteoarthritis in Nara Medical University Hospital with 2-year Follow-up Jerre Co De Guzman, MD PHILIPPINES
The Functional Outcome of Zimmer Biomet’s Nexgen Total Knee Arthroplasty as Compared with Healthy Older Adults Leela C. Biant, MS, MFSTEd, FRCSEd(Tr&Orth) UNITED KINGDOM
Short-Term Clinical Outcome Of Functionally Aligned Robotic-Assisted BCS TKA is Better Than That Of Mechanically Aligned Navigation-Assisted BCS TKA Daisuke Hamada, MD, PhD JAPAN