Publications by authors named "Kenan Karademir"

Objectives: Our aim was to examine correlation between Post-void residual urine (PVR) after uroflowmetry and random PVR.

Methods: Male patients reporting to the Urology outpatient clinic with LUTS were selected. Patients' age, prostate volume, bladder capacity, voided volume, maximum flow rate, average flow rate, random PVR and PVR after uroflowmetry were recorded.

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Objective: To compare two different doses of lidocaine used for periprostatic nerve block on pain perception during transrectal ultrasound (TRUS) guided prostate biopsy.

Material And Methods: A total of 288 patients with elevated prostate specific antigen (PSA) levels and/or abnormal digital rectal examination who underwent TRUS-guided prostate biopsy were included in the study. The patients were divided into 3 groups: Group 1 (n=103) prostate biopsy were performed after administering perianal intrarectal application of 10 mL 2% lidocaine gel, Group 2 (n=98) 2 mL of 2% lidocaine injection on each side following rectal installation of lidocaine gel and Group 3 (n=87) 4 mL of 2% lidocaine injection on each side after rectal instillation of lidocaine gel.

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Objective: To analyze the contribution of multiparametric MRI and PCA3 assay, predecision of initial biopsy in PSA level between 3-10 ng/mL patients with normal digital rectal examination(DRE).

Materials And Methods: PSA level 3-10 ng/mL, patients, with normal DRE results and no previous prostate biopsy history, were included in this study. Each patient underwent multiparametric MRI one week before biopsy.

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Objective: To evaluate the clinical and histopathological results of adult unilateral cryptorchidism patients.

Material And Methods: Data from adult unilateral cryptorchidism patients that underwent orchiectomy in our clinic between between January 2004 and March 2013 were retrospectively evaluated. Patients were divided into three groups as intra-abdominal, inguinal canal and superficial inguinal region according to the location of the undescended testes.

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Objective: Our aim was to evaluate and determine the frequency of Transmembrane protease, serine 2 (TMPRSS2)-ERG fusion in Turkish patients with clinically localized prostate cancer by using immunohistochemistry and reveal its relationship with clinicopathologic variables.

Material And Methods: Radical prostatectomy specimens of 99 patients, who underwent radical retropubic prostatectomy for localized cancer, between January 2002 and December 2011 were analyzed in the study. To detect ERG fusions, monoclonal ERG antibodyclone ID: EPR3864 (Epitomics, San Diego, CA, USA) and monoclonal anti-ERG antibody (9FY) (BiocareMedical, LLC, USA) were used.

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Objectives: Extracorporeal shock wave (ESW) lithotripsy is the preferred treatment modality for uncomplicated kidney stones. More recently free oxygen radical production following ESW application has been considered to be crucial in shock wave-induced renal damage. It has been shown that ozone therapy (OT) has ameliorative and preventive effects against various pathological conditions due to increased nitro-oxidative stress.

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The histopathological report of the biopsy material retrieved from hyperemic areas of the bladder during control cystoscopy of a 70-year-old man who had a bladder cancer diagnosis three years previously, indicated the presence of a carcinoma in situ (CIS). Intravesical immunotherapy treatment was initiated. After severe symptoms of dysuria emerging during intravesical immunotherapy with BCG, the immunotherapy treatment dosage was lowered.

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Objective: Active surveillance has become a management option for low-risk prostate cancer patients, while keeping the curative treatment option available. In this study, we evaluated the our results of active surveillance for localized prostate cancer patients.

Material And Methods: Patients diagnosed with localized prostate cancer who chose an active surveillance protocol were followed with PSA measurements, digital rectal examinations, and TRUS-guided biopsies.

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Objective: To evaluate the discrepancy between tumor sizes determined from preoperative computed tomography (CT) and surgical specimens and its clinical implications.

Material And Method: The charts of 86 patients who underwent surgical resection of a renal mass between 1995 and 2007 were reviewed retrospectively. Tumor size was determined both from preoperative CT and pathologic specimen.

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Circumcision is generally considered a simple, rapid operation with medical benefits which accrue throughout life. The influence of circumcision on sexual satisfaction has always been argued. In this study, the assessment of the pudendal evoked potentials (PEP) in adults before and at least 12 weeks after circumcision was done.

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Objectives: To determine the rate of renal fragmentation resulting from blast effects and perform microscopic examination of renal arteries after gunshot wounds resulting from a high-velocity bullet.

Methods: A total of 194 patients with gunshot wounds due to blast effects underwent surgical exploration. Of the 194 patients, 35 (18%) had 37 renal unit injuries (2 patients had bilateral renal injury).

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Polyarteritis nodosa (PAN) may be systemic or isolated in distribution and may involve virtually any organ or tissue in the body. We report an unusual case of PAN with the clinical features of both penile and renal involvement in a 21-year-old man diagnosed incidentally by pathologic examination of the nephrectomized left kidney. Systemic and surgical therapeutic procedures were applied and his symptoms resolved within 6 weeks.

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Objective: To perform Stoller afferent neurostimulation (SANS) with and without a low-dose anticholinergic (oxybutynin hydrochloride) in patients with detrusor overactivity and compare the results obtained with the two therapeutic approaches.

Material And Methods: A total of 43 patients with symptoms of detrusor overactivity (frequency, urgency, urge incontinence) underwent urodynamic studies (UDS). Those in whom UDS revealed phasic detrusor overactivity were evaluated using a quality of life questionnaire and voiding diaries.

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Objectives: The aim of the present study was to assess and compare pre- and postoperative scrotal pain in patients with varicocele who underwent varicocelectomy with different approaches.

Methods: The study included 144 consecutive patients with left-sided varicocele who had left scrotal pain for more than 3 months. All patients underwent varicocele ligation using either a subinguinal or inguinal approach with or without external spermatic vein ligation.

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Introduction: We wanted to evaluate the therapeutic effect of intravesical heparin and peripheral neuromodulation on patients with interstitial cystitis.

Materials And Methods: From March 2002 to August 2003, 8 female and 2 male subjects conform to the NIDDK criteria and not responsive to the previous conventional treatments were included in the study. Wisconsin pain scores, maximal cystometric capacities, and night and day voiding frequencies were determined and these studies were repeated in the 2nd and 12th months of the treatment with 10,000 units intravesical heparin and peripheral neuromodulation.

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Introduction: Patients with ureteropelvic junction obstruction occasionally remain undiagnosed until adulthood. There are no objective criteria to predict the results of pyeloplasty in adult patients. We have evaluated the results of pyeloplasty in adult patients and investigated whether these results are correlated with the histopathology of the surgical specimen.

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Introduction: We evaluated the role of the seminal plasma PSA level in the prediction of the response to alpha-blocker treatment in patients with benign prostatic hyperplasia.

Materials And Methods: 18 male patients with lower urinary tract symptoms were enrolled in the study. After their blood was sampled for PSA, ejaculates of all the subjects were obtained.

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Objectives: To evaluate the effects of adult circumcision on sexual function in men circumcised only for religious or cosmetic reasons.

Methods: The study group consisted of 42 male patients with a median age of 22.3 years (range 19 to 28) referred for circumcision from June 2002 to January 2003.

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Introduction: Silicone has been the standard prosthesis material for the last three decades but new materials are being searched because of the known disadvantages of silicone such as migration and high cost. We wanted to test in rats whether or not polymethylmethacrylate could be an alternative to silicone.

Materials And Methods: We prepared polymethylmethacrylate and silicone testis prostheses which were similar to testis size of rats.

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Objective: To evaluate changes occurring in the mucosa of the neobladder over a period of 60 months in 24 patients with orthotopic ileal neobladder.

Materials And Methods: A total of 36 male patients have undergone radical cystoprostatectomy and received an orthotopic ileal neobladder in our hospital during the last 10 years; 24 of these patients, all of whom completed a follow-up period of 60 months, are included in this study. All cases underwent a biopsy of the ileal mucosa at the time of surgery and their neobladder mucosa was then biopsied at 6, 12, 24, 36 and 60 months.

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Objectives: To review the follow-up data and complications of adult patients who underwent hypospadias surgery.

Methods: The records of 88 male patients with an average age of 21.9 years (range 20 to 27) who were operated on for hypospadias from 1996 to 2001 were reviewed in two groups: primary cases and all others (at least one unsuccessful attempt to correct the hypospadias).

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Prostatic carcinoma metastasizing to the penis is rare. A case of adenocarcinoma of the prostate with metastases to the penile shaft and glans penis is presented.

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