The Archives of Bone and Joint Surgery

en Total Hip Arthroplasty in Patients with Hemophilia: What Do We know? CURRENT CONCEPTS REVIEW Hemophilia, hemophilic arthropathy, Total hip arthroplasty 434 440 https://abjs.mums.ac.ir/article_22548.html SM Javad Mortazavi mortazsm@sina.tums.ac.ir 98313 No Orthopedic Surgery Research Center, Tehran University of Medical Sciences, Tehran, Iran Seyyed Mohammad Mehdi Daneshpoor dr.daneshpoor@gmail.com 98314 No Orthopedic Surgery Research Center, Tehran University of Medical Sciences, Tehran, Iran Seyyed Hossein Shafiei dr_hshafiei@yahoo.com 98312 Yes Orthopedic Surgery Research Center, Tehran University of Medical Sciences, Tehran, Iran

en The Effect of Intramedullary vs Extramedullary Tibial Guides on the Alignment of Lower Extremity and Functional Outcomes Following Total Knee Arthroplasty: A Randomized Clinical Trial RESEARCH PAPER Extramedullary guide, Functional outcome, Intramedullary guide, Total knee arthroplasty 441 447 https://abjs.mums.ac.ir/article_22333.html Mohammadreza Razzaghof m.razzaghof@gmail.com 97232 No Joint Reconstruction Research Center, Tehran University of Medical Sciences, Tehran, Iran SM Javad Mortazavi smjmort@yahoo.com 97236 Yes Joint Reconstruction Research Center, Tehran University of Medical Sciences, Tehran, Iran Alireza Moharrami a.moharramy@gmail.com 97233 No Joint Reconstruction Research Center, Tehran University of Medical Sciences, Tehran, Iran Abbas Noori abbasnooribo@gmail.com 97235 No Joint Reconstruction Research Center, Tehran University of Medical Sciences, Tehran, Iran Pouya Tabatabaei Irani pouya.tabatabaei94@gmail.com 97234 No Joint Reconstruction Research Center, Tehran University of Medical Sciences, Tehran, Iran

en Comparative Bending Strength of Metacarpal Neck Fractures Fixed with Two Types of Intramedullary Screws RESEARCH PAPER Biomechanics, Hardware failure, intramedullary screw, Metacarpal Fracture, Metacarpal neck 448 452 https://abjs.mums.ac.ir/article_22550.html Chistopher M. Jones christopher.jones@rothmanortho.com 98317 Yes Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania, USA Rena Mathew rm3325@drexel.edu 98318 No Drexel University Department of Mechanical Engineering, Philadelphia, Pennsylvania, USA Nicholas Anastasi naa94@drexel.edu 98319 No Drexel University Department of Mechanical Engineering, Philadelphia, Pennsylvania, USA Asif M. Ilyas asif.ilyas@rothmanortho.com 98320 No Rothman Orthopaedic Institute at Thomas Jefferson University, Philadelphia, Pennsylvania, USA Sorin Siegler sieglers@drexel.edu 98321 No Drexel University Department of Mechanical Engineering, Philadelphia, Pennsylvania, USA

en Does Screw Order Matter? A Technique Tip to Prevent Loss of Fracture Reduction during Surgical Fixation of Lateral Malleolus Fractures TECHNICAL NOTE Ankle fracture, Biomechanics, lateral malleolus fracture, screw order 453 457 https://abjs.mums.ac.ir/article_22352.html John Z. Zhao zhao.john.z@gmail.com 97327 Yes Harvard Combined Orthopedic Residency Program, Boston, MA, USA Max P. Michalski max.michalski2@cshs.org 97328 No Cedars-Sinai Orthopedics, Los Angeles, USA Eitan Ingall emingall@gmail.com 97329 No Harvard Combined Orthopedic Residency Program, Boston, MA, USA Philip T. Grisdela pgrisdela@bwh.harvard.edu 97330 No Harvard Combined Orthopedic Residency Program, Boston, MA, USA John Y. Kwon jkwon@partners.org 97331 No Department of Orthopedic Surgery, Massachusetts General Hospital, Boston, MA, USA

en How to Avoid Common Complications in Hamstrings Harvest for Anterior Cruciate Ligament Reconstruction: A Practical Guide TECHNICAL NOTE ACL, ACLR, complication, Hamstring harvest, Hamstring, knee 458 464 https://abjs.mums.ac.ir/article_22412.html Filippo Familiari filippofamiliari@unicz.it 97592 No Department of Orthopedic and Trauma Surgery, Magna Graecia University, Catanzaro, Italy Michelangelo Palco michelangelo.palco@gmail.com 97593 Yes Department of Orthopedic and Trauma Surgery, Casa di Cura Caminiti, Villa San Giovanni (RC), Italy Raffaella Russo raffaella.russo.md@gmail.com 97594 No Department of Medical and Surgical Sciences, Nutrition Unit, Magna Graecia University, Catanzaro, Italy Robert F. LaPrade laprademdphd@gmail.com 97595 No Twin Cities Orthopedics, Edina, Minnesota, USA Roberto Simonetta dr.simonetta@gmail.com 97596 No Department of Orthopedic and Trauma Surgery, Casa di Cura Caminiti, Villa San Giovanni (RC), Italy

en Elbow Arthroplasty: A Concise Literature Update SHORT COMMUNICATION Complications, distal humeral fractures, Elbow, Results, Rheumatoid arthritis, Survival, total elbow arthroplasty 465 472 https://abjs.mums.ac.ir/article_22415.html E. Carlos RODRIGUEZ-MERCHAN ecrmerchan@hotmail.com 97609 Yes Department of Orthopedic Surgery, La Paz University Hospital, Madrid, Spain Amir R. Kachooei arkachooei@gmail.com 97610 No Rothman Orthopedics Florida at AdventHealth, Orlando, FL, USA Eloy Tabeayo etabeayo@montefiore.org 97611 No Department of Orthopedic Surgery, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY, USA

en Management of Slipped Capital Femoral Epiphysis (SCFE) on Top of Fixed Fracture Neck of Femur (Case Report) CASE REPORT coxa vara, fracture neck of femur, SCFE, Slipped capital femoral epiphysis, valgus osteotomy, Wagner technique 473 475 https://abjs.mums.ac.ir/article_22505.html Hesham Mohamed Elbaseet drhesham20@yahoo.com 98129 Yes Pediatric Orthopedic Unit, Orthopedic and Traumatology Department, Assiut University, Egypt Mohamed Abdelhady Abdelzaher mohamed.abdelzaher@med.aun.edu.eg 98130 No Pediatric Orthopedic Unit, Orthopedic and Traumatology Department, Assiut University, Egypt

en External Fixator as a Viable Treatment Option for Combined Pelvic Ring and Sacrum Fracture in a Pregnant Patient: A Case Report CASE REPORT Pelvic Ring Injury, Pelvic fracture, pelvic fractures in pregnancy, Sacral fracture, Straddle Fracture 476 480 https://abjs.mums.ac.ir/article_22648.html karim Pisoudeh kpisoudeh@gmail.com 98744 No Bone and Joint reconstruction research center, Shafa Orthopedic Hospital, Iran University of Medical Sciences, Tehran, Iran Shaya Alimoghadam salimoghadam@gmail.com 98745 No Bone and Joint reconstruction research center, Shafa Orthopedic Hospital, Iran University of Medical Sciences, Tehran, Iran Omid Elahifar condrud@gmail.com 98746 No Bone and Joint reconstruction research center, Shafa Orthopedic Hospital, Iran University of Medical Sciences, Tehran, Iran Arvin Eslami a-eslami@alumnus.tums.ac.ir 98747 Yes Bone and Joint reconstruction research center, Shafa Orthopedic Hospital, Iran University of Medical Sciences, Tehran, Iran

en Training and Recruitment of Volunteer Junior Medical Researchers: the Experiences of an Innovative Fast-Track Internship Program LETTER TO THE EDITOR junior, volunteer, medical researcher, Training, event, Proposal 481 484 https://abjs.mums.ac.ir/article_22549.html Sepehr Metanat sepehr.metanat@gmail.com 98315 No Center for Orthopedic Trans-Disciplinary Applied Research, Tehran University of Medical Sciences, Tehran, Iran Mohammad Hossein Nabian dr.nabian@gmail.com 98316 Yes Center for Orthopedic Trans-Disciplinary Applied Research, Tehran University of Medical Sciences, Tehran, Iran