Publications by authors named "Osman Cimen"

Objectives: In this study, we aimed to investigate the effect of sagittal alignment of the femoral component on both radiological loosening and functional results in revision total knee arthroplasty (rTKA), as well as the anterior condylar offset (ACO) and posterior condylar offset (PCO).

Patients And Methods: Between December 2005 and November 2020, a total of 47 patients (12 males, 35 females; mean age: of 67.1±8.

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Dislocation of the proximal interphalangeal joint of the fifth toe is an uncommon injury. When it is diagnosed in the acute phase, closed reduction is commonly an adequate treatment option. We describe a rare case of a 7-year-old patient who presented with late-diagnosed isolated dislocation of the proximal interphalangeal joint of the fifth toe.

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We aimed to evaluate the intraobserver and inter- observer variations of the five primary classification systems for assessing tibial plateau fractures via standard X-Ray, biplanar and reconstructed 3D CT images. Using anteroposterior (AP) - lateral X-Ray, and CT images, one hundred tibial plateau fractures were evaluated and classified by four surgeons according to the AO, Moore, Schatzker, modified Duparc, and 3-column classification systems. Each observer evaluated the radiographs and CT images separately - listed each time randomly - on a total of 3 occasions: with an initial evaluation, and then subsequently in weeks 4 and 8.

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Objectives: This study aims to evaluate the success of plate augmentation over a retained intramedullary nail (IMN) against exchange nailing performed with autologous bone grafting in oligotrophic and atrophic pseudoarthrosis of the femoral shaft.

Patients And Methods: Between May 2005 and October 2020, a total of 42 of 56 patients (28 males, 14 females; mean age: 47.3±17.

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Objectives: In this case series, we aimed to evaluate the clinical and radiographic outcomes of the patients with infrafossal fracture of the humerus and to evaluate the upper extremity and elbow function with the Mayo Elbow Performance Score (MEPS) and Disabilities of the Arm, Shoulder, and Hand (QuickDASH) questionnaire.

Patients And Methods: Between January 2005 and July 2020, the clinical data and radiographs of 2,443 children who were treated due to distal humerus fracture were retrospectively analyzed. A total of six patients (5 males, 1 female; mean age: 6.

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Background: Lack of consensus on which measurement method gives the most accurate results for medullary canal filling ratio (CFR) of stems used in revision knee prostheses causes confusion when interpreting scientific studies. Therefore, the present study aims to find the most accurate measurement method of CFR on direct radiographs.

Methods: Twenty-eight femoral and 27 tibial components of 29 patients with a mean age of 72.

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Background: Minimally invasive percutaneous plate osteosynthesis (MIPO) and intramedullary nailing (IMN) are the two most commonly used methods for distal tibial extra-articular fractures; however, the ideal treatment is still on debate. The aim of this study was to compare MIPO and IMN in the treatment of distal tibial extra-articular fractures in terms of cost analysis according to health insurance records in Turkey.

Methods: The data of patients who underwent either MIPO or IMN for the treatment of distal tibial extra-articular fractures between 2013 and 2018 were analyzed in this retrospective study.

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Background: The purpose of this study is to assess the incidence and clinical characteristics of adolescent tibial tubercle fractures (TTFs) during the COVID-19 pandemic by sharing our experiences.

Methods: Pediatric patients aged between 0 and 18 years old with confirmed diagnosis of TTFs who were treated at our center between April 2020 and May 2020 were included in the study. In addition to demographics, mechanism injury, treatment modalities, complications were also noted.

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Study Design: This was a retrospective observational study.

Objective: The objective of the study was to evaluate the spinal and extraspinal factors responsible for pulmonary dysfunction in adolescent idiopathic scoliosis patients.

Summary Of Background Data: Development of thoracic deformity due to scoliosis results with the restrictive ventilatory pattern and the reduced pulmonary function.

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Objectives: This study aims to present our experience in the management of fractured femoral stems after primary and revision hip replacements by evaluating the clinical and radiographic characteristics and determining the effectiveness of the extraction methods.

Patients And Methods: A total of 15 patients (5 males, 10 females; mean age 65.9 years; range, 49 to 87 years) who underwent revision hip replacement due to a fractured femoral stem between January 2005 and December 2019 were included in this retrospective study.

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Introduction: Sprengel deformity (SD) is the most common congenital anomaly of the shoulder. Surgery is required for moderate and severe forms. The modified Woodward procedure is the most widely used procedure for the surgical treatment.

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