Concurrent Cobalamin C and Plasminogen Deficiencies in a Patient with Chronic Thrombotic Microangiopathy.

Background: Although most patients with atypical hemolytic uremic syndrome (aHUS) have variants in genes participating in alternative complement pathways, rare variants in non-complement pathway-related genes, including DGKE, INF2, MMACHC, PLG, and THBD, have also been described.

Case Presentation: We report an 18-year-old male patient with renal biopsy-proven chronic thrombotic microangiopathy that raised suspicion of aHUS. Whole-exome sequencing revealed a novel pathogenic homozygous MMACHC c.

Supine versus Prone Miniaturised Percutaneous Nephrolithotomy in Elderly Patients.

Objective: To compare the outcomes of mini-PCNL (miniaturised percutaneous nephrolithotomy) in prone and supine positions in elderly patients.

Study Design: Cohort study.

Place And Duration Of Study: Department of Urology, University of Health Sciences, Turkey, between April 2017 and January 2021.

Correlation between Overactive Bladder Syndrome and Severity of Coronary Artery Disease in Postmenopausal Women.

Objective: To analyse the correlation of overactive bladder (OAB) and severity of coronary artery disease (CAD) by using Gensini score in postmenopausal women.

Study Design: Observational correlation study design.

Place And Duration Of Study: Haseki Training and Research Hospital, Istanbul, Turkey, from January 2016 to January 2018.

Effect of the COVID-19 pandemic on female sexual behavior.

Objective: To evaluate the effect of the COVID-19 pandemic on female sexual behavior in women in Turkey.

Methods: An observational study using data from a previous study conducted prior to the pandemic. We compared frequency of sexual intercourse, desire for pregnancy, Female Sexual Function Index (FSFI) score, contraception type, and menstrual abnormalities among women during the pandemic with 6-12 months prior to the pandemic.

Adopting for Supine Percutaneous Nephrolithotomy: Analyzing the Learning Curve of Tertiary Academic Center Urology Team.

Objectives: To evaluate the effect of learning curve on supine mini-percutaneous nephrolithotomy (PNL) outcomes.

Methods: The aim of the study was to include a total of 75 patients. All of the patients were operated on by the same team, which had experience of at least 100 prone mini-PNL cases.

Association of Severity of Lower Extremity Arterial Disease and Overactive Bladder Syndrome: A Cross Sectional Study.

Purpose: The aim of this study aim is to clarify the relationship between Overactive bladder syndrome (OAB) and severity of lower extremity ischemia by using Fontaine classification system.

Materials And Methods: Patients who were diagnosed with lower extremity arterial disease were enrolled into the study. The Fontaine score of each patient was taken and all patients completed the validated Turkish version of OAB-V8 questionnaire.

Comparison of Flexible Ureterorenoscopy and Mini Percutaneous Nephrolithotomy in the Management of Multiple Renal Calculi in 10-30 mm Size.

Purpose: To evaluate the efficacy and safety of flexible ureterorenoscopy (f-URS) and mini percutaneous nephrolithotomy (mini-perc) in the management of 10-30 millimeter multiple renal stones.

Materials And Methods: The charts of patients who underwent f-URS or mini-perc for multiple kidney stones between January 2011 and July 2015 were retrospectively analyzed. Patients with multiple 10-30-mm-sized renal stones were enrolled in the study.

Comparison of miniaturized percutaneous nephrolithotomy and flexible ureterorenoscopy for moderate size renal stones in elderly patients.

Life expectancy has become longer, thus the number of elderly people who require treatment for nephrolithiasis has increased. We aimed to analyze the efficacy of flexible ureterorenoscopy (f-URS) and miniaturized percutaneous nephrolithotomy (mPNL) in the management of 10 and 30 mm renal stones in patients aged >60 years. In prospective non-randomized series, the data of patients who underwent f-URS or mPNL for kidney stones between July 2013 and July 2016 were analyzed.

Comparison of Mask Oxygen Therapy and High-Flow Oxygen Therapy after Cardiopulmonary Bypass in Obese Patients.

Background: To clarify the efficiency of mask O and high-flow O (HFO) treatments following cardiopulmonary bypass (CPB) in obese patients.

Methods: During follow-up, oxygenization parameters including arterial pressure of oxygen (PaO), peripheral oxygen saturation (SpO), and arterial partial pressure of carbon dioxide (PaCO) and physical examination parameters including respiratory rate, heart rate, and arterial pressure were recorded respectively. Presence of atelectasia and dyspnea was noted.

External Validation and Evaluation of Reliability of the FARP Score to Predict Early Graft Failure after Infrainguinal Bypass.

Background: To evaluate the accuracy of the FARP (female gender [F], bypass after a previous angioplasty [A], Redo bypass [R], and Pedal bypass [P]) scoring system in predicting early graft failure (EGF) after infrainguinal bypass surgery (IBS).

Methods: Charts of patients who underwent IBS between January 2014 and January 2017 in 2 tertiary academic centers were evaluated retrospectively. In follow-ups, 1 week after operation, detailed physical examination was done, Doppler ultrasonography was performed 1 month after operation, and integrity of the graft was evaluated.

Flexible ureterorenoscopy is associated with less stone recurrence rates over Shockwave lithotripsy in the management of 10-20 millimeter lower pole renal stone: medium follow-up results.

Purpose: To identify the role of shock wave lithotripsy (SWL) and flexible ureterorenoscopy (f-URS) on the stone recurrence, in the management of 10-20 millimeter lower pole stone (LPS) with medium follow-up outcomes.

Materials And Methods: The patients' charts which were treated with SWL or f-URS for LPS between January 2011 and September 2013 were analyzed, retrospectively. Patients who had a solitary 10-20mm LPS were enrolled into the study.

Comparison of conventional dressings and vacuum-assisted closure in the wound therapy of Fournier's gangrene.

Objective: The purpose of our study was to compare Vacuum-assisted closure (VAC) and conventional dressings in the wound therapy of Fournier's gangrene (FG).

Materials And Methods: The study evaluated 54 patients, retrospectively. Following initial removal of necrotic and devitalized tissue, in Group I patients the wounds were covered with conventional antiseptic dressings and patients continued to be treated with conventional dressings.

Comparison of STONE, CROES and Guy's nephrolithometry scoring systems for predicting stone-free status and complication rates after percutaneous nephrolithotomy in obese patients.

In this study, we aim to evaluate the accuracy of STONE (stone size, tract length, obstruction, number of involved calyces, and essence/stone density), Clinical Research Office of the Endourological Society (CROES), and Guy's nephrolithometry scoring systems (NSS) in obese patients. The charts of patients who underwent percutaneous nephrolithotomy (PNL) between June 2008 and June 2016 were retrospectively analyzed. Calculations of the STONE, CROES, and Guy's NSS were performed by a resident who was well informed regarding each NSS.

Comparison of CROES, S.T.O.N.E, and Guy's scoring systems for the prediction of stone-free status and complication rates following percutaneous nephrolithotomy in patients with chronic kidney disease.

Purpose: To evaluate and compare the accuracy of S.T.O.

Supracostal access for miniaturized percutaneous nephrolithotomy: comparison of supracostal and infracostal approaches.

In this study, we aimed to evaluate the efficiency and safety of supracostal and subcostal approaches during miniaturized percutaneous nephrolithotomy (mPNL). In two tertiary academic centers, we retrospectively analyzed the charts of patients who had undergone mPNL between January 2011 and June 2015 for the treatment of renal stones. Enrolled in the study were 49 patients who had access through the supracostal area (Group 1) and, to serve as controls, 49 patients who were accessed through the subcostal area (Group 2).

External Validation and Evaluation of Reliability and Validity of the Triple D Score to Predict Stone-Free Status After Extracorporeal Shockwave Lithotripsy.

Objective: The Triple D scoring system is defined as novel and simple nomogram using the main parameters (skin-to-stone distance, stone density, and volume) to indicate most appropriate patients for extracorporeal shockwave lithotripsy (SWL). We aimed to evaluate the accuracy of the Triple D scoring system in predicting SWL success rates.

Patients And Methods: In two tertiary academic centers, charts were retrospectively analyzed of patients who had, between January 2014 and May 2016, been treated by SWL for radiopaque kidney stones.

Bleeding during laparoscopic partial nephrectomy: Can a hemostatic matrix help to improve hemostasis?

Objectives: To evaluate the possible role of an hemostatic matrix on hemostasis, perioperative outcomes and complications in patients who underwent laparoscopic partial nephrectomy (LPN).

Materials And Methods: Patients charts were analyzed retrospectively and their demographic characteristics, operative parameters and follow-up results were recorded. Patients were divided into two groups, according to those who used an hemostatic matrix as Group 1 (n = 41) and those who did not used as Group 2 (n = 44).

Comparison of miniaturized percutaneous nephrolithotomy and flexible ureterorenoscopy for the management of 10-20 mm renal stones in obese patients.

Purpose: To evaluate and compare effectivity and safety of flexible ureteroscopy (F-URS) and mini-percutaneous nephrolithotomy (mPNL) for 10-20 mm renal stones in obese patients.

Methods: Between 2012 and 2015, charts of patients who were treated with F-URS or mPNL for 10-20 mm kidney stone(s) were analyzed. Patients with BMI > 30 kg/m(2) were enrolled into the study.

Simulation of RIRS in soft cadavers: a novel training model by the Cadaveric Research On Endourology Training (CRET) Study Group.

Purpose: The aim of the current study was to evaluate the use of fresh-frozen concurrently with embalmed cadavers as initial training models for flexible ureteroscopy (fURS) in a group of urologists who were inexperienced in retrograde intrarenal surgery (RIRS).

Methods: Twelve urologists involved in a cadaveric fURS training course were enrolled into this prospective study. All the participants were inexperienced in fURS.

Comparison of microperc and mini-percutaneous nephrolithotomy for medium-sized lower calyx stones.

The objective of this study was to present the outcomes of comparative clinical study of microperc versus mini-percutaneous nephrolithotomy (mini-PNL) in the treatment of lower calyx stones of 10-20 mm. Patients with lower calyx stones treated with microperc (Group-1) or mini-PNL (Group-2) between 2011 and 2014 were retrospectively analyzed. Demographics of the patients were compared, including age, gender, BMI, stone size, laterality and procedural parameters (operation and fluoroscopy time), and outcomes (success and complication rates).

Dilatation of the cervix at non-labour caesarean section: Does it improve the patients' perception of pain post-operatively?

Our aim was to determine the effect of cervical dilatation at non-labour caesarean section on post-operative pain and maternal morbidity. This prospective, randomised, single-blinded trial was conducted from March 2013 to February 2014. In all, 199 patients were enrolled in the study: 102 in non-dilated group and 97 in cervical dilatation group.

Papillary ureteral neoplasm of low malignant potential in the upper urinary tract: endoscopic treatment.

Introduction: Papillary ureteral neoplasm of low malignant potential (PUNLMP) is a rare diagnosis, and to our knowledge, has not yet been reported in the upper urinary tract. In this study, we aimed to present our experience in managing a very rare diagnosis, PUNLMP, in the upper urinary tract, with endoscopic treatment.

Materials And Methods: Files of patients who received surgery between January 2007 and January 2013 for upper urinary tract tumors were reviewed and patients treated for PUNLMP in the upper urinary tract in 4 urology clinics were reviewed.