Comparison of Two Centers' Experience in Pediatric Supine and Prone Miniaturized Percutaneous Nephrolithotomy with Propensity Match Analysis.

Percutaneous nephrolithotomy (PNL) is the treatment of choice in children with complex and large stones. With the experience gained from adult practice, supine PNL is increasingly performed in children as well. We aimed to evaluate the comparative results of prone and supine mini-PNL (m-PNL) performed for large/complex stones in children.

Minipercutaneous Nephrolithotomy in the Management of Large and Complex Renal Calculi in Children: How Effective Is It?

To evaluate the efficacy and safety of minipercutaneous nephrolithotomy (PCNL) in the management of large and complex calculi in children. From May 2017 to April 2021, a total of 41 pediatric cases were diagnosed with large/complex renal stones (partial-total staghorn) and following a detailed biochemical evaluation and thorough radiological examination (plain abdominal radiograph, urinary ultrasound, noncontrast and/or computed tomography), all cases underwent mini-PCNL procedure for the minimal invasive management of these calculi. Preoperative, intraoperative, and postoperative data were analyzed and reported in detail.

What is the optimal frequency in shock wave lithotripsy for pediatric renal stones? A prospective randomized study.

The aim of the study is to compare the effects of varying frequency rates (60, 90, and 120 SWs/min) on the stone free rate and complication rates of pediatric SWL. 75 children with renal stones were divided into 3 groups depending on the SW frequency applied. Group 1.

Comparison of Mini Percutaneous Nephrolithotomy (Mini PCNL) and Retrograde Intrarenal Surgery (RIRS) for the Minimal Invasive Management of Lower Caliceal Stones.

Purpose:   To evaluate the stone-free rates, quality of life, complications, use of fluoroscopy, analgesic requirements, a hospital stay following the management of lower calyceal with two different techniques (Mini Percutaneous Nephrolithotomy and Retrograde Intrarenal Surgery) in a prospective manner.

Material And Methods: 50 patients with a diagnosis lower pole 1-2 cm stone were included into the study and were randomized into two groups.(Mini PCNL n: 25) ( RIRS n: 25).

Predictive value of ureteral wall thickness (UWT) assessment on the success of internal ureteral stent insertion in cases with obstructing ureteral calculi.

To evaluate the possible role of ureteral wall thickness (UWT) assessment in the prediction of the success for stent placement in cases with obstructing ureteric stones. 227 adult patients with a single unilateral obstructing ureteral stone requiring internal ureteral stent placement were included. In addition to stone size, the ureteric wall thickness at the impacted stone site and the degree of hydronephrosis were also assigned on CT images.

The impact of anterior calyceal stones on the outcomes of percutaneous nephrolithotomy for complex kidney stones: a comparative study.

Background: This study aimed to evaluate the possible effect of anterior calyceal stones on the surgical outcomes of percutaneous nephrolithotomy.

Methods: Consecutive patients with complex kidney stones from 2012 to 2020 were evaluated retrospectively. In total, 219 patients were divided into 2 groups based on the presence of anterior calyceal stones (group 1; N.

Non-invasive evaluation of obstruction after ureteroscopic stone removal: Role of renal resistive index assessment.

Objectives: The aim of this study is to evaluate prediction of postoperative ureteral obstruction needing ureteral stent insertion by evaluating the resistive index (RI) values and the grade of hydronephrosis.

Material And Methods: A total of 66 adult patients undergoing stentless endoscopic ureteral stone treatment (URS) between January 2018 and January 2019 were included in this prospective study. Preoperative patient and stone characteristics were noted.

Safety of Upper Pole Puncture in Percutaneous Nephrolithotomy with the Guidance of Ultrasonography versus Fluoroscopy: A Comparative Study.

Introduction: The aim of this study was to compare the safety of ultrasonography-guided (UG) puncture and fluoroscopy-guided (FG) upper pole access (UPA) in percutaneous nephrolithotomy (PCNL).

Methods: Consecutive patients with a solitary UPA were enrolled into the study from 2012 to 2020 and analyzed in a retrospective manner. In total, 177 patients were divided into 2 groups according to the method during the puncture phase of the access: FG (n = 105) and UG (n = 72).

Comparison of Middle and Lower Calyceal Access for Renal Pelvis Stone in Percutaneous Nephrolithotomy: A Prospective Randomized Study.

Objective: The aim of the study was to evaluate the possible effects of calyceal choice for renal puncture under sonographic guidance on the outcomes of percutaneous nephrolithotomy (PNL).

Materials And Methods: A total of 70 patients for whom ultrasound-guided PNL was planned for 20-30-mm single renal pelvic stones were prospectively allocated to group 1 (n:35) with middle calyx entry or group 2 (n:35) with lower calyx entry. Procedure-related parameters such as duration of operation, stone-free rates, complication rates, and radiation exposure time were analyzed in detail.

How does the COVID-19 pandemic affect the preoperative evaluation and anesthesia applied for urinary stones? EULIS eCORE-IAU multicenter collaborative cohort study.

Stone disease is a unique condition that requires appropriate management in a timely manner as it can result in both emergent conditions and long term effects on kidney functions. In this study it is aimed to identify the up-to-date practice patterns related to preoperative evaluation and anesthesia for stone disease interventions during COVID-19 pandemic. The data of 473 patients from 11 centers in 5 different countries underwent interventions for urinary stones during the Covid-19 pandemic was collected and analyzed retrospectively.

Safety and efficacy of PNL vs RIRS in the management of stones located in horseshoe kidneys: A critical comparative evaluation.

Aim: To assess the efficacy and safety of two different techniques (Percutaneous nephrolithotomy (PNL) vs Retrograde intrarenal surgery (RIRS)) in the management of stones in patients with horseshoe kidneys (HSK).

Patients And Methods: Departmental files of 88 cases with radiopaque kidney stones in horseshoe kidneys undergoing two different approaches (PNL vs RIRS) were evaluated with respect to the success and complication rates of in a retrospective manner. In addition to the factors related with the procedures (success and complication rates, additional procedures), patient and stone characteristics were all well evaluated.

Radiologic evaluation of children prior to SWL: to what extent they are exposed to radiation?

The objective of this study is to evaluate the average radiation exposure in children with renal stones before SWL treatment. Mean radiation exposure values were evaluated in 110 children before SWL treatment. While some children referred to the emergency department (ED) with colic pain, remaining cases referred to outpatient department (OD).

Renal access in PNL under sonographic guidance: Do we really need to insert an open end ureteral catheter in dilated renal systems? A prospective randomized study.

Purpose: To evaluate the true necessity of open end ureteral catheter insertion in patients with moderate to severe pelvicalyceal system dilation treated with percutaneous nephrolithotomy (PNL) under sonographic guidance.

Patients And Methods: 50 cases treated with PNL under sonographic guidance in prone position for solitary obstructing renal stones were evaluated. Patients were randomly divided into two groups; Group 1: Patients in whom a open end ureteral catheter was inserted prior to the procedure; Group 2: Patients receiving no catheter before PNL.

Functional and morphological recovery of solitary kidneys after drainage. Double J stent placement vs emergency ureteroscopy: which one is reasonable?

The purpose of the study was to evaluate the functional and morphological recovery of solitary kidneys following the relief of obstruction by two different approaches. Data of 65 adult patients with acute renal failure in obstructed solitary kidney were evaluated. Depending on the type of emergent decompression procedure while 34 patients were treated with a double J stent placement only 31 patients underwent ureteroscopic lithotripsy with double J stent placement.

Radiological noninvasive assessment of ureteral stone impaction into the ureteric wall: A critical evaluation with objective radiological parameters.

Purpose: To determine the predictive value of certain radiological parameters for an objective asssessment of the presence of ureteral stone impaction.

Materials And Methods: Seventy-nine patients with a single proximal ureteral stones were retrieved from the departmental database. Both clinical and particularly radiological data of all cases were well evaluated on this aspect.

Procedural sedation and analgesia for pediatric shock wave lithotripsy: a 10 year experience of single institution.

The aim of this study was to evaluate anesthesia practice for pediatric extracorporeal shock wave lithotripsy (ESWL) according to the age groups and discuss the anesthetic management of these patients. Pediatric patients treated with ESWL because of urolithiasis under anesthesia in our department between December 2007 and January 2017 were evaluated retrospectively. A total of 251 patients were divided into two groups as Group PS: preschool children (<6 years) and Group S: school children (≥6 years).

Extracorporeal Shock Wave Lithotripsy Management of Renal Stones in Children: Does Anesthesia Affect the Treatment Outcomes on an Age-based Manner?

Objective: To evaluate beneficial effect of anesthesia on extracorporeal shock wave lithotripsy (SWL) in children older than 9 years.

Patients And Methods: A total of 61 children (aged between 9 and 17 years) treated with SWL for renal stones were included. Depending on the use of general anesthesia, the children were divided into 2 groups: cases treated with SWL under anesthesia (group 1, n = 27) and cases treated with SWL without anesthesia (group 2, n = 34).

The effect of surgical technique on hemodynamics, arterial oxygenation and pulmonary mechanics in radical prostatectomy operations.

Objective: The effects of surgical technique on respiratory mechanics, arterial oxygenation and hemodynamics in radical prostatectomy operation were investigated.

Methods: The study was planned on ASA II-III, 40-65 years old, fourty patients scheduled for radical prostatectomy under general anesthesia. They were divided into two groups: perineal and suprapubic (Group P, n = 20; Group S, n = 20).

Factors affecting the course of body and kidney growth in infants with urolithiasis: A critical long-term evaluation.

Objective: To investigate the possible effects of dietary, patient and stone related factors on the clinical course of the stone disease as well as the body and renal growth status of the infants.

Patients And Methods: A total of 50 children with an history of stone disease during infancy period were studied. Patient (anatomical abnormalities, urinary tract infection - UTI, associated morbidities), stone (obstruction, UTI and required interventions) and lastly dietary (duration of sole breast feeding, formula feeding) related factors which may affect the clinical course of the disease were all evaluated for their effects on the body and renal growth during long-term follow-up.

Impaction and Prediction: Does Ureteral Wall Thickness Affect the Success of Medical Expulsive Therapy in Pediatric Ureteral Stones?

Objective: The study aimed to evaluate the predictive value of ureteral wall thickness (UWT) and stone-related parameters for medical expulsive therapy (MET) success with an alpha blocker in pediatric upper ureteral stones.

Patients And Methods: A total of 35 children receiving MET ureteral stones (<10 mm) were evaluated. Patients were divided into 2 subgroups where MET was successful in 18 children (51.

Emergency management of ureteral stones: Evaluation of two different approaches with an emphasis on patients' life quality.

Objectives: To evaluate the emergency management of obstructing ureteral calculi with two different techniques (SWL and URS) with an emphasis on patients life quality.

Methods: A total of 80 patients presenting with acute colic pain due to a single obstructing ureteral stone were treated within 24 hours following the onset of pain with two different approaches in a randomized manner. Patients requiring DJ stent placement and/or auxiliary measures after both procedures were excluded and the remaining 65 patients were evaluated [Group1: ESWL (n = 34); Group 2: URS (n = 31)].

Transient cessation of antiplatelet medication before percutaneous stone surgery: does it have any safety concern on bleeding related problems?

To evaluate the short term effects of transient AP medication cessation on the safety of percutaneous nephrolithotomy (PCNL) and evaluate them with normal cases in a comparative manner. 71 cases undergoing PCNL for renal pelvic stones were divided into two groups: Group 1 (n: 35) Cases under AP medication (100 mg/day acetyl salicylic acid) in whom the medication was stopped for 7 days before PCNL procedure. Group 2 (n: 36) Cases without any AP medication prior to PCNL.

The effects of stress incontinence surgery on sexual function and life quality of women.

Objective: To evaluate Transobturator tape (TOT) and Burch colposuspension procedure's effects on sexual functions and life quality.

Materials And Methods: A total of 81 patients who underwent TOT (n = 49) or Burch (n = 32) with stress incontinence were included in this prospective study. Preoperatively and at postoperative 6 month follow up pad and stress tests, physical examinations, Female Sexual Function Index (FSFI), International Consultation on Incontinence Questionnaire - Short Form (ICIQ-SF), Urinary Distress Inventory (UDI-6), Incontinence Impact Questionnaire (IIQ-7) questionnaires were performed.