Publications by authors named "Nuri Deniz"

Background/aims: Despite surgical advances in liver transplantation and effective prophylactic strategies, posttransplant infections are the most important cause of morbidity and mortality. Diagnosis and management of infections because of developing immunosuppression is difficult and adversely affects mortality. This study aimed to review bacterial and fungal infections in patients after liver transplantation and to reveal the resistance rates.

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Background/aims: Liver transplantation (LT) is now the standard of care for most end-stage liver diseases. Over the next 30 years, advances in medicine and technology will greatly improve the survival rates of patients after this procedure. The aim of the present study was to analyze retrospectively the results of 1001 patients withLT.

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The aim of this study was to evaluate the clinical results of patients with vesicoureteral reflux, which were treated with subureteral injection of small-size (80-120 m) dextranomer/hyaluronic acid copolymer (Dx/HA). Data of 75 children (105 renal units) who underwent STING procedure with small-size Dx/HA for the treatment of vesicoureteral reflux (VUR) in our clinic between 2008 and 2012 were retrospectively analyzed. Preoperative reflux grade and side, injection indication, postoperative urinary infections and urinary symptoms, voiding cystourethrogram, and renal scintigraphy results were evaluated.

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The aim of this study was to investigate the effect of intensity of cutting power on postoperative symptoms after transurethral resection (TURP) with a monopolar system for benign prostatic hyperplasia. One hundred thirty-six men with benign prostatic obstructions undergoing elective transurethral prostatectomy were enrolled in the study. Patients were divided into three groups according to the intensity of cutting power.

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Background And Objectives: The increased intraocular pressure (IOP) - which decreases perfusion pressure on the optic nerve - increases by prone positioning (1). The aim of our study was to compare the effect of head rotation 45° laterally in prone position on the increase in IOP of upper placed and lower placed eyes in patients undergoing percutaneous nephrolithotomy (PCNL).

Methods: Forty-five patients were randomly divided into 2 Groups.

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Purpose: To compare the efficacy of different treatment strategies for distal ureteral stones smaller than 10 mm.

Material And Methods: A total 127 patient were included in the study. Based on the treatment modality , patients were divided into three groups.

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Perioperative stress and anesthesia are risk factors for exacerbation of Multiple Sclerosis (MS) attacks. Infection, emotional labiality and hyperpyrexia are also known to increase the risk of postoperative MS attacks. Appropriate preoperative evaluation, administration of a good premedication, control of fever, selection of the anesthetic agents and effective postoperative pain control can prevent problems after prolonged major surgery in patients with MS diagnosed.

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Background: To alleviate stinging pain in the skin entry area and visceral discomfort in patients who are undergoing ESWL.

Objectives: This study was designed to investigate the effectiveness of the EMLA cream in combination with remifentanil patient-controlled analgesia (PCA) in patients undergoing ESWL treatment.

Patients And Methods: Sixty patients were divided into two double-blind randomized groups.

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Neurofibromatosis type 1 is an autosomal dominant transmitted disease with various clinical manifestations. The bladder is the most commonly affected organ in the genitourinary system. The malignant transformation of the disease is rare, and unlike malign tumors, the treatment option for benign disease is usually conservative.

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Background: Intrathecal (IT) morphine provides prolonged analgesia after major surgery.

Aim: The aim of our study was to assess the impact of intrathecal morphine 200 µg on patient-controlled analgesia (PCA) tramadol consumptions and postoperative pain in patients who underwent radical retropubic prostatectomy (RRP) under general anesthesia.

Materials And Methods: In this prospective trial, 56 men who underwent radical retropubic prostatectomy (RRP) were randomized into 2 groups.

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Background And Objectives: The increased intraocular pressure (IOP) - which decreases perfusion pressure on the optic nerve - increases by prone positioning (1). The aim of our study was to compare the effect of head rotation 45° laterally in prone position on the increase in IOP of upper placed and lower placed eyes in patients undergoing percutaneous nephrolithotomy (PCNL).

Methods: Forty-five patients were randomly divided into 2 Groups.

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Objective: The aim of this study is to evaluate the use of titanium ligation clips for dilated spermatic veins in microsurgical subinguinal varicocelectomy.

Material And Methods: In this retrospective study, eighty-four men with clinical varicocele underwent microsurgical varicocele repair. The patients were divided into two groups according to the ligation materials used for the varicocelectomy (silk sutures vs.

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Introduction: The aim of this study was to evaluate the effect of microsurgical subinguinal varicocelectomy on semen parameters in azoospermic men with clinical varicocele and to determine the predictive parameters of postoperative improvement.

Methods: Twenty-three men with non-obstructive complete azoospermia and varicocele underwent subinguinal open microsurgical varicocele repair. The outcome was assessed in terms of improvement in semen parameters after surgical repair for varicocelectomy.

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Background: In this study, we hypothesized that leg positioning and distal tourniquet application, when compared with neutral positioning of the leg, alters the efficacy of sciatic nerve block performed by the double-stimulation technique.

Methods: Ninety randomized, consecutive, ASA physical status I to III patients undergoing foot and ankle surgery with a popliteal fossa block (using a double-stimulation technique with the patient in prone position) were prospectively studied. Patients were randomized to have the blocked leg either kept in a neutral position immediately after the patient was turned supine (group 1), flexed 45 degrees at the thigh and maintained in that position for 15 minutes (group 2), or have a distal tourniquet applied with the leg in a neutral position and inflated during injection of the local anesthetic with the patient supine (group 3).

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Urethral duplication is a complex and rarely seen anomaly with three anatomic variants: epispadiac (dorsal), hypospadiac (ventral) and Y-type. Here we report an 11-year-old male patient with hypospadiac urethral duplication who presented with daytime urinary incontinence and dribbling, urethral stricture and possible obstructive uropathy. After endoscopic treatment of the stricture in the ventral (dominant) urethra, urethral reconstruction was done anastomosing the ventral (dominant) and dorsal (non-dominant atretic urethra) in a dismembered fashion.

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A retrospective analysis was done to determine the efficacy of shock wave lithotripsy (SWL) and ureteroscopy in the treatment of paediatric ureteral calculi. We reviewed the records of 67 (35 boys, 32 girls) children (71 ureters) admitted to our clinic for treatment of ureteral calculi during 1990-2005. The initial treatment method was SWL in 80.

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The aim of the study was to analyse factors affecting the success rate of extracorporeal shock wave lithotripsy (ESWL) in children with renal calculi. We performed a retrospective analysis reviewing records of 85 (40 female, 45 male) children (89 renal units) subjected to ESWL for treatment of renal calculi during 1990-2005 in our department. As 4 patients had bilateral calculi and 19 children (21 renal units) had renal stones at more than one different site, each location was analysed separately for convenience.

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A 65-year-old man presented with a history of painless gross hematuria and severe obstructive symptoms. Abdominal ultrasonography and intravenous urogram revealed the absence of any disease in the urinary tract except benign prostatic hyperplasia. He underwent a transurethral resection of the prostate and was found to have incidental primary transitional cell carcinoma of the prostatic ducts localized to the gland.

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Papillary adenoma of the prostatic urethra is a rare cause of hematuria, hemospermia and lower urinary tract obstruction, especially in young adults. We report two cases of papillary adenoma and their endoscopic views. One of the patients had a lesion located on the verumontanum and presented with hematuria, hemospermia and symptoms of lower urinary tract obstruction.

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Objective: To determine the factors affecting stone clearance after extracorporeal shock wave lithotripsy (ESWL) in children with lower calyceal stones.

Materials And Methods: Lower pole stone clearance was reviewed in 34 patients aged between 2 and 16 years (23 boys and 11 girls) treated with ESWL between 1989 and 2001 in our clinic. Renal anatomy was determined on standard intravenous urograms.

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In this study, the lead, cadmium, nickel, and aluminum concentrations were analyzed in inner nucleus and outer crust parts of various kinds of urinary calculi, and the results obtained were statistically compared. Significant differences were found among the element concentrations in the different stone groups. In general, higher element concentrations were found in the nuclei as compared with the crust parts.

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A patient with vaginal agenesis presented with complaints of urethral damage due to urethral coitus. We performed a urethrospincteric reconstruction and formation of a new vagina using the bladder flap and the urethra which was used for coitus, respectively. To the best of our knowledge, this is the first report of this procedure.

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