Publications by authors named "Ali C Bozacı"

Article Synopsis
  • Short bowel syndrome (SBS) results from significant small intestine removal, leading to issues like diarrhea and difficulties with drug absorption, which can complicate kidney transplantation.* -
  • A case study is presented of an 18-month-old boy with SBS who successfully underwent kidney transplantation and maintained good health for four years without needing intestinal surgery.* -
  • The immunosuppressive treatment using prednisolone, tacrolimus, and mycophenolate mofetil worked effectively in this patient, suggesting these drugs are viable options for others with SBS undergoing transplantation.*
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Objective: To determine the factors that cause erectile dysfunction and penile curvature after repair of penile fracture (PF).

Methods: Data from 25 patients who underwent PF repair was retrospectively analyzed. PF was diagnosed by examining patients' medical histories and performing physical examinations.

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Purpose:  To evaluate the long-term outcomes of autoaugmentation (AA) in pediatric population.

Materials And Methods:  The data of 59 patients (32 females and 27 males) who underwent AA between 1993 and 2018 were analyzed retrospectively. During postoperative follow-up, deterioration on renal scan and/or nonimproved hydronephrosis (HN) were described as upper urinary tract (UUT) impairment.

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Objective: To report our experience with ureterolysis for the management of retroperitoneal fibrosis.

Methods: The data of 25 patients who underwent ureterolysis due to primary retroperitoneal fibrosis between 2002 and 2017 were reviewed retrospectively. Initial symptoms, laterality, renal function status (initial/final), operation complications and serum creatinine levels (diagnosis/preoperative/6 months, 12 months postoperatively) were recorded.

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Background: In situations where it may take a long time to perform renal transplantation peritoneal dialysis may become a long-term maintenance treatment, especially in countries with low donor rates. Therefore, we aimed to evaluate peritonitis, catheter revision and survival rates in children on chronic peritoneal dialysis (CPD); and to define related factors in a single tertiary center from a WHO upper middle income country.

Methods: Between January 1998 and September 2018, data of pediatric patients receiving CPD with a followup longer than 3 months were retrospectively analyzed.

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To compare the safety and efficacy of two minimally invasive surgical techniques used for pediatric stone disease: retrograde intrarenal surgery (RIRS) and micropercutaneous nephrolithotomy (micro-PCNL). A prospective study was designed to include children aged <15 years with a single stone <20 mm. Sixty-four patients were assigned to undergo either an RIRS or a micro-PCNL (1:1 ratio).

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Background/aim: Prostatic artery embolization (PAE) is a minimally invasive effective method in the treatment of benign prostatic hyperplasia (BPH). The procedure is technically challenging, as pelvic vascular anatomy is highly prone to variations and the identification of the prostatic artery (PA) is the most time-consuming step, which can lead to increased procedure times. The aim of this study was to categorize the anatomic variations in the prostatic supply in patients with BPH treated with PAE.

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The authors aimed to evaluate the factors affecting clinical outcomes of cystine stone disease in children and to understand the change in disease management over time. Between January 1991 and September 2017, the demographic and clinical data of pediatric patients with documented cystine stone disease were retrospectively analyzed. Patients with at least 12-month follow-up were included.

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Background: The incidence of urolithiasis in children has risen worldwide over the last decades with geographical varieties. As pediatric patients begin forming stones earlier in life, they have high risk of recurrence. Extracorporeal shockwave lithotripsy (SWL) is a non-invasive treatment modality that is preferred in the management of pediatric stones.

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Purpose: To assess early and late-term outcomes of patients who had undergone pelvic exenteration and simultaneous fecal and urinary diversion with plain wet colostomy (PWC) or double-barrelled wet colostomy (DBWC).

Materials And Methods: The medical records of all patients who had undergone pelvic exenteration and urinary diversion between 2006 and 2017 at our hospital were reviewed retrospectively.

Results: In total, 15 patients with a mean age of 56 ± 13 years were included in the study.

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Objective: To outline positioning the instillation of contrast cystography (PICC)'s benefits in clinical practice.

Materials And Methods: A total of 198 patients underwent PICC with the following indications: patients with positive preoperative conventional voiding cystourethrography (VCUG) for a single ureteric side, patients with urinary tract infection (UTI), and negative VCUG for both ureteric sides. Patients with positive VCUG served as the control group.

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Objective: To compare the demographics and the results of patients who underwent percutaneous nephrolithotomy (PCNL) with solitary and bilateral kidneys.

Materials And Methods: Between January 1998 and August 2014, 2268 patients underwent PCNL at Hacettepe University Hospital. We retrospectively analyzed the data of 91 patients with a solitary kidney and 2177 patients with bilateral kidneys treated by PCNL.

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Introduction: Many studies have been performed on adult patients to reveal the relationship between Hounsfield unit (HU) value and composition of stone, but none have focused on childhood.

Objective: We aimed to predict stone composition by HU properties in pre-intervention non-contrast computed tomography (NCCT) in children. This could help to orient patients towards more successful interventions.

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Objective: To investigate the diagnostic properties of 3 different scoring systems (Dysfunctional Voiding Symptom Score [DVSS], Dysfunctional Voiding and Incontinence Symptoms Score [DVISS], Incontinence Symptom Index-Pediatric [ISI-P, for children older than 11 years]) that are used to evaluate lower urinary tract symptoms in pediatric population.

Materials And Methods: Eighty-four participants were evaluated by detailed history, physical examination, 3 different scoring systems (DVSS, DVISS, ISI-P), ultrasonography, and uroflowmetry. Depending on the tests, cases were stratified as healthy or lower urinary tract symptoms (LUTS) by 2 urologists who were blinded to the questionnaires.

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Bladder exstrophy is a complex abnormality and is traditionally treated within the early years of life. It is associated with an increased risk of bladder cancer, with 95% of the arising tumors being adenocarcinomas and 3 to 5% being squamous cell carcinomas. HPV infections are also associated with an increased risk of bladder cancer.

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Background: Transperineal prostate biopsy (STPB) is associated with an improved cancer detection rate and an increase in anterior and apical prostate cancers compared to standard transrectal biopsy.

Patients And Methods: A total of 48 men with at least two sets of prior prostate biopsies underwent transrectal ultrasound-guided STPB. Prostate rebiopsy indications were serum prostate-specific antigen (PSA) levels greater than 2.

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Introduction: Despite the fact that shock-wave lithotripsy (SWL) remains a very good treatment option for smaller stones, it is being challenged by endourologic treatment modalities, which offer similar or even higher success rates in a shorter time, with minimal morbidity and invasiveness. The present study aimed to bring a new and practical insight in order to predict the outcomes of pediatric SWL and to provide objective information about pediatric SWL outcomes.

Objective: To design a nomogram for predicting the outcomes of pediatric shock-wave lithotripsy.

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Introduction: Among the interventional treatment modalities for vesicoureteral reflux (VUR), endoscopic subureteric injection seems to be the least invasive method with acceptable outcomes when applied in appropriate patients.

Objective: The aim of the presented study is to investigate the parameters which may affect the outcomes of endoscopic injection and to compare the efficacy of two different bulking agents both composed of dextranomer-hyaluronic acid copolymer.

Study Design: The data of patients who underwent endoscopic VUR treatment between 2003 and 2012 were retrospectively reviewed.

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This study was performed to evaluate the role of postnatal ultrasonography (US) in predicting the final diagnosis and need of surgery of antenatal hydronephrosis patients. One hundred and twenty six renal units (RUs) of 76 patients with diagnosis of antenatal hydronephrosis (ANH) were studied. An early postnatal US no later than the first week of life was requested.

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Introduction: To determine the parameters affecting the outcome of ureteroneocystostomy (UNC) procedure for vesicoureteral reflux (VUR).

Materials And Methods: Data of 398 patients who underwent UNC procedure from 2001 to 2012 were analyzed retrospectively. Different UNC techniques were used according to laterality of reflux and ureteral orifice configuration.

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