Publications by authors named "Halil Yalcin Yuksel"

Introduction: Humeral shaft fractures are common fractures of the diaphysis of the humerus. The aim of this study was to evaluate factors affecting the clinical outcomes of humeral nonunions surgically treated with open reduction and single- versus double-plate fixation with grafting.

Materials And Methods: A total of 31 patients with nonunion treated with single- or double-plate screw fixation with bone grafting were retrospectively analysed.

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Article Synopsis
  • The study evaluates the effectiveness of volar versus dorsal screw fixation methods for scaphoid waist fractures using finite element analysis under various wrist positions.
  • Findings show that volar fixation results in less displacement and better rotational stability compared to dorsal fixation, particularly in neutral and flexed wrist positions.
  • The analysis suggests that volar compression screws may be biomechanically superior for treating these types of fractures, although both techniques are viable options.
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The purpose of this study was to investigate the interobserver and intraobserver reliabilities of four different radiographic grading scale of osteoarthritis (OA) of the knee joint, namely, Kellgren-Lawrence (KL), Ahlback, Brandt, and OA Research Society International (OARSI). One consultant orthopaedic surgeon and one rheumatologist who were familiar with these OA grading scales participated in the study. Radiological assessments were performed in random order by each observer on two separate occasions, at least 2 weeks apart.

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Avulsion fractures of the anterior inferior tibiofibular ligament from its tibial attachment, Tillaux fractures, are usually seen in adolescents during the interval of the distal tibial epiphyseal closure. However, this pattern of fracture is rare in adult patients, because the ligaments will usually fail before the bone fails. Avulsion fracture of the posterior inferior tibiofibular ligament from its tibial attachment, Volkmann fracture, is the posterolateral counterpart of a similar injury.

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Removal of a bent intramedullary nail (IMN) is a rare but challenging orthopedic problem. Several removal techniques have been described up to date; however, there is no extensive review and no algorithm to manage these cases in current literature. The purpose of this paper is to present two cases that presented with bent IMN and provide an algorithm for management of this rare complication.

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Objective: The purpose of this study was to present the functional outcomes and complications after primary repair of triceps tendon ruptures (TTR).

Patients And Methods: A retrospective review was performed on eight patients (six males, two females) who underwent transosseous suture repair for TTR. Mayo elbow score, range of motion, muscle strength and patient satisfaction were evaluated after at least 1-year follow-up.

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Background: Treatment of a transverse acetabular fracture type is possible from an anterior approach, a posterior approach or both. Different fixation methods have been described but whether one is superior to the other is still under debate. The aim of the current study was to test the different fixation alternatives of stabilization of transverse acetabular fractures under two basic physiological loading conditions: standing and sitting utilizing a finite element model.

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Purpose: The aim of this study was to evaluate the effect of knee position during wound closure (flexed vs. extended) in total knee arthroplasty on knee strength and function, as determined by knee society scores and isokinetic testing of extensor and flexor muscle groups.

Methods: In a prospective, randomized, double-blind trial, 29 patients were divided in two groups: for Group 1 patients, surgical closing was performed with the knee extended, and for Group 2 patients, the knee flexed at 90°.

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Article Synopsis
  • The study looked at how well two treatments help heal damaged cartilage in rats: one treatment is just called microfracture and the other is microfracture with platelet-rich plasma (PRP).
  • They used 57 rats, and after treating them, they checked their healing after 3 and 6 weeks.
  • The results showed that while both treatments helped, adding PRP to microfracture made healing better, especially after 6 weeks!
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Objective: The aim of this experimental study was to determine the effects of adjunctive hyperbaric oxygen therapy (HBO) on atrophic tibial nonunion treatment using Ilizarov external fixator.

Methods: Twenty New Zealand white rabbits were randomly divided into two equal groups. A circular external fixator was applied to the right tibia of all the rabbits.

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Introduction: In this study, the results of local injection of platelet-rich plasma (PRP) and corticosteroids in the treatment of plantar fasciitis were compared.

Patients And Methods: Sixty patients who were diagnosed as plantar fasciitis and treated conservatively for at least 3 months and had no response to conservative treatment modalities were involved in this study. The first 30 consecutive patients were treated by local injection of 2 mL of 40 mg Methylprednisolone with 2 mL of 2% prilocaine (metilprednizalone) and the second 30 patients were treated by injecting 3 mL PRP after 2 mL of 2% prilocaine injection.

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Purpose: This study reviews the dynamic patellofemoral CT results of 39 patients with untreated developmental dislocation of the hip who are suffering from knee pain.

Method: The mean age of the patients with unilateral developmental dislocation of the hip was 33.3 (±7.

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The purpose of this study was to evaluate the factors affecting muscle strength of ACL-deficient knees before and after ACL reconstruction. The study included 122 male patients who underwent primary ACL reconstruction with a bone-patellar tendon-bone autograft. Preoperative loss and change in muscle strength in both extensor and flexor muscle groups after ACL reconstruction were calculated separately at 60 degrees/sec and 180 degrees/sec angular velocities.

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Objective: To evaluate the results of nonoperative treatment of three- and four-part fractures of the proximal humerus in patients who refused surgery or could not undergo surgery because of medical conditions.

Design: Retrospective evaluation of prospective collected data.

Setting: Educational and research hospital.

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Chronic recurrent multifocal osteomyelitis (CRMO) and tumoral calcinosis are two distinct musculoskeletal diseases with unclear etiopathogenesis. Previously, two CRMO cases with associated tumoral calcinosis were reported. We report a patient who developed tumoral calcinosis after the surgical treatment of CRMO.

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Objectives: In this study we evaluated the effects of montelukast, a leukotriene-receptor antagonist, on fracture healing, and investigated the hypothesis that enhanced fracture healing would be observed with montelukast in a rat tibia fracture model.

Materials And Methods: Sixty adult (6 months old) female Wistar albino rats (mean weight 220 g, range 210-270 g) were randomly divided into two groups: a montelukast group (n=30) and a control group (n=30). Closed tibia fractures were created and fixed by intramedullary Kirschner wire.

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Objectives: The relation between serum vascular endothelial growth factor (VEGF) level and bone mineral density (BMD) value was evaluated to investigate the role of VEGF at etiopathogenesis of the osteoporosis.

Patients And Methods: Bone scanning with dual energy X-ray absorptiometry (DEXA) was performed on a total of 276 patients more than 40 years of age between September 2007 and January 2008 in our hospital's radiology department. A total of 88 patients (44 females; mean age 62.

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Bilateral femoral neck fractures are generally associated with high-energy trauma or defects in bone metabolism. We present a patient who had not been subjected to high-energy trauma and in whom there was no bone metabolism disorder.

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Introduction: Medial patellar subluxation is usually seen after lateral retinacular release. Spontaneous medial subluxation of the patella is a very rare condition. There are few reports in the literature on the pathophysiology of iatrogenic medial patellar subluxation.

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Introduction: Mechanical factors play a role in pathogenesis of primary osteoarthritis of the hip. Torsion measures were made to detect whether there is a causal relationship between increase or decrease of femoral anteversion, acetabular anteversion, and osteoarthritis. There are no studies in the literature indicating a relationship between axial plane coverage and osteoarthritis of the hip.

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Background: The number of distal locking screws may have an effect on union, complication rates and operation time. The purpose of this study was to determine the effect of one or two distal locking screws in unreamed intramedullary nailing of closed or grade 1 open, simple or wedge tibial shaft fractures on the incidence of malunion, delayed union, non-union, and screw failure.

Methods: Fifty-seven patients (39 male, 18 female; mean age 38.

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Background: To assess the status of hip flexor and extensor muscles with MRI in patients with unilateral developmental dysplasia of the hip (DDH) after walking age who were treated with one-stage combined procedure.

Methods: Twenty-two patients operated upon with one-stage combined procedure for unilateral DDH were included in this study. All patients underwent complete tenotomy of the iliopsoas muscle hindering open reduction.

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Introduction: To treat neglected developmental dysplasia of the hip (DDH), we performed Salter innominate osteotomy with a modification of transiliac lengthening. We asked whether this modified technique caused posterior coverage problems and triradiate cartilage injury.

Methods: We retrospectively reviewed 45 patients with unilateral DDH treated by open reduction and femoral shortening and modified Salter innominate osteotomy.

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Background: Immediate hip spica casting is the most commonly used method for the treatment of pediatric femoral fractures. The main disadvantage of the method is the unacceptable shortening (>25 mm), which may occur during the treatment. Buehler et al described the so-called telescope test to identify the cases with a relatively high risk of unacceptable shortening.

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The purpose of this study was to evaluate arthroscopically the type, localization and prevalence of the meniscal and chondral lesions accompanying complete rupture of the anterior cruciate ligament (ACL) in patients who elected not to restrict their daily activities after the initial trauma. The size of the chondral lesions was also evaluated. Our second aim is to analyze the effects of age, time from injury, and both age and time from injury in the presence or absence of accompanying lesions in these patients.

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