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  • crossed screw fixation x
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Nuri Aydin Istanbul University - Cerrahpasa, Cerrahpasa Medical Faculty, Orthopaedics and Traumatology Department, Istanbul, Turkey

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Mahmut Enes Kayaalp Istanbul University - Cerrahpasa, Cerrahpasa Medical Faculty, Orthopaedics and Traumatology Department, Istanbul, Turkey

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Mustafa Asansu Baltalimani Bone Diseases Training and Research Hospital, Orthopaedics and Traumatology Department, Istanbul, Turkey

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Bedri Karaismailoglu Istanbul University - Cerrahpasa, Cerrahpasa Medical Faculty, Orthopaedics and Traumatology Department, Istanbul, Turkey

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humeral head into the glenoid fossa, forward pressure on the humeral head must be applied with the arm in the flexed, adducted and internally rotated position. The physician needs an assistant who will perform cross-body traction to the arm when the

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Nikolaos K. Paschos University of California, Davis, USA

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Stephen M. Howell University of California, Davis, USA

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suggestion that graft fixation is also an important aspect of surgical failure. It is suggested that, depending on the graft used, the type of fixation should be adjusted accordingly. 53 - 57 Specifically, it was found that interference screws offer the

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Gösta Ullmark Länssjukhuset i Gävle, Sweden

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distance for all positions and activities to occur with the dual-mobility bearing. The use of heads >32 mm has historically been limited by concerns about polyethylene wear. This shortcoming may be eliminated by using ceramic femoral heads on cross

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Pelle V Wall University of California San Diego School of Medicine, Gilman Drive, La Jolla, California, United States of America

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Brendon C Mitchell Department of Orthopaedic Surgery, University of California San Diego, West Arbor Drive, California, United States of America

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Canhnghi N Ta Department of Orthopaedic Surgery, University of California San Diego, West Arbor Drive, California, United States of America

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William T Kent Department of Orthopaedic Surgery, University of California San Diego, West Arbor Drive, California, United States of America

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.4% † *Overall percentage, however, rates increased annually and were 9% in 2018; †Percentages for DOAC and VKA patients calculated from a cohort of all hip fracture patients. CCS, case–-control study; CRIF, closed reduction internal fixation; DOAC, direct

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Luigi Zagra Hip Department, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy

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Francesco Benazzo Chirurgia Protesica ad Indirizzo Robotico, Fondazione Poliambulanza, Brescia, Italy

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Dante Dallari Reconstructive Orthopaedic Surgery and Innovative Techniques – Musculoskeletal Tissue Bank, IRCCS Istituto Ortopedico Rizzoli, Bologna, Italy

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Francesco Falez Department of Orthopaedics and Traumatology, ASL Roma 1, S. Filippo Neri Hospital, Rome, Italy

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Giuseppe Solarino Department of Basic Medical Sciences, Neuroscience and Sense Organs, Orthopaedic & Trauma Unit, School of Medicine, University of Bari Aldo Moro, AOU Consorziale ‘Policlinico’, Bari, Italy

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Rocco D’Apolito Hip Department, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy

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Claudio Carlo Castelli FROM, Research Foundation Papa Giovanni XXIII Hospital, Bergamo, Italy

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modular designs in which a cobalt–chromium liner is inserted into a titanium shell to obtain the familiarity of a standard titanium cup, additional fixation with screws, and the advantages of modularity. Concern has been raised, however, about the

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Mark Anthony Roussot University College London Hospitals NHS Foundation Trust, London, UK
Department of Orthopaedic Surgery, University of Cape Town, SA

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Fares Sami Haddad University College London Hospitals NHS Foundation Trust, London, UK

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Vitallium prosthesis secured with a single transfixing screw to resurface the patella alone, as described by McKeever in 1955, 17 reportedly showing good functional results, and offering an alternative to patellectomy in isolated patellofemoral

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Ricardo Sousa Department of Orthopaedics, Centro Hospitalar Universitário do Porto, Porto, Portugal
Porto Bone and Joint Infection Group (GRIP), Centro Hospitalar Universitário do Porto and Grupo TrofaSaude, Portugal

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André Carvalho Department of Orthopaedics, Centro Hospitalar Universitário do Porto, Porto, Portugal

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Ana Cláudia Santos Porto Bone and Joint Infection Group (GRIP), Centro Hospitalar Universitário do Porto and Grupo TrofaSaude, Portugal
Department of Microbiology, Centro Hospitalar Universitário do Porto, Porto, Portugal

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Miguel Araújo Abreu Porto Bone and Joint Infection Group (GRIP), Centro Hospitalar Universitário do Porto and Grupo TrofaSaude, Portugal
Department of Microbiology, Centro Hospitalar Universitário do Porto, Porto, Portugal

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presence of implants, such as screws, plates or even artificial joints that are frequently utilized in orthopaedic and trauma surgery. It is known that the presence of a foreign body reduces the amount of bacterial inoculum required to cause infection by a

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Cheuk Yin Li School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Kenneth Jordan Ng Cheong Chung School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Omar M. E. Ali School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Nicholas D. H. Chung School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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Cheuk Heng Li School of Medical Education, Newcastle University, Framlington Place, Newcastle upon Tyne, UK

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is more common in the tibial compartment due to its relation to the polyethylene insert, gravity and the use of screws for fixation which facilitate wear particle migration into the bone. 70 The access of the bone particles to the bone

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Giorgio Perino Department of Orthopedics and Orthopedic Surgery, University Medicine Greifswald, Greifswald, Germany

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Ivan De Martino Division of Orthopaedics and Traumatology, Fondazione Policlinico Universitario Agostino Gemelli IRCCS, Rome, Italy

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Lingxin Zhang Department of Pathology and Laboratory Medicine, Sinai Health System, Toronto, Canada

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Zhidao Xia Centre for Nanohealth, Swansea University Medical School, Singleton Park, Swansea, UK

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Jiri Gallo Department of Orthopaedics, Faculty of Medicine and Dentistry, University Hospital, Palacky University Olomouc, Czech Republic

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Shonali Natu Department of Pathology, University Hospital of North Tees and Hartlepool NHS Foundation Trust, Stockton-on-Tees, UK

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David Langton Orthopaedic Department, Freeman Hospital, Newcastle upon Tyne, UK

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Monika Huber Pathologisch-bakteriologisches Institut, Otto Wagner Spital, Wien, Austria

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Anastasia Rakow Department of Orthopedics and Orthopedic Surgery, University Medicine Greifswald, Greifswald, Germany

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Janosch Schoon Department of Orthopedics and Orthopedic Surgery, University Medicine Greifswald, Greifswald, Germany

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Enrique Gomez-Barrena Servicio de Cirugía Ortopédica y Traumatología, Hospital Universitario La Paz-IdiPAZ, Universidad Autónoma de Madrid, Madrid, Spain

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Veit Krenn MVZ-Zentrum für Histologie, Zytologie und Molekulare Diagnostik-GmbH, Trier, Germany

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, without making a clear distinction between conventional and corrosion metallic wear and therefore adding uncertainty to its clinical significance. In addition, metallic debris can also be generated by fixation devices, such as broken metallic screws

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Jacobien H.F. Oosterhoff Department of Orthopaedic Surgery, Amsterdam UMC, University of Amsterdam, the Netherlands
Department of Orthopaedic Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA

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Job N. Doornberg Department of Orthopaedic Surgery, Amsterdam UMC, University of Amsterdam, the Netherlands
Department of Orthopaedic & Trauma Surgery, Flinders Medical Centre, Flinders University, Adelaide, SA, Australia

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Machine Learning Consortium Members of the Machine Learning Consortium: Paul Algra, Michel van den Bekerom, Mohit Bhandari, Michiel Bongers, Charles Court-Brown, Anne-Eva Bulstra, Geert Buijze, Sofia Bzovsky, Neil Chen, Job Doornberg, Andrew Duckworth, J. Carel Goslings, Benjamin Gravesteijn, Olivier Groot, Gordon Guyatt, Laurent Hendrickx, Dirk-Jan Hofstee, Frank IJpma, Ruurd Jaarsma, Stein Janssen, Paul Jutte, Aditya Karhade, Lucien Keijser, Gino Kerkhoffs, David Langerhuizen, Jonathan Lans, Wouter Mallee, Matthew Moran, Margaret McQueen, Marjolein Mulders, Miryam Obdeijn, Tarandeep Oberai, Jacobien H.F. Oosterhoff, Rudolf Poolman, David Ring, Paul Tornetta III, Joseph Schwab, Emil H. Schemitsch, Niels Schep, Inger Schipper, Bram Schoolmeesters, Marc Swiontkowski, David Sanders, Sheila Sprague, Ewout Steyerberg, Stephen D. Walter, Monique Walenkamp

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data and nested case-control studies fit best for prognostic modelling whereas cross-sectional and case-control study design fit better for diagnostic modelling. 62 The benefit of ML may be best realized with larger data sets, particularly those

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