Results: 101

Effects of body mass index on the outcomes of percutaneous nephrolithotomy

Int. braz. j. urol; 43 (4), 2017
ABSTRACT Objective To examine the the effect of body mass index (BMI) on PNL results and complications with a large number of patients. Materials and Methods A total of 958 patients were included in the study, who underwent percutaneous nephrolithotomy in our clinic between 2008 and 2015. Patients we...

Skin to calyx distance is not a predictive factor for miniaturized percutaneous nephrolithotomy outcomes

Int. braz. j. urol; 43 (4), 2017
ABSTRACT Objective To evaluate the predictive value of the distance from skin to calyx (SCD) on the outcome and complication rates of patients undergoing mPNL. Materials and Methods Patient's charts, who had undergone mPNL between June 2012 and June 2015, were analyzed retrospectively. Patients who h...

Is a safety guidewire needed for retrograde ureteroscopy?

Summary Introduction: It is generally advised to have a safety guidewire (SGW) present during ureteroscopy (URS) to manage possible complications. However, it increases the strenght needed to insert and retract the endoscope during the procedure, and, currently, there is a lack of solid data supporting ...

Flexible ureterorenoscopy in position or fusion anomaly: Is it feasible?

Summary Objective: To analyze the results of flexible ureterorenoscopy (F-URS) with holmium laser in the treatment of kidney stones with ectopic and fusion anomalies (horseshoe kidney and rotation anomalies). Method: We reviewed data from 13 patients with fusion and ectopic renal anomalies that underwe...

Impact of personalized three-dimensional (3D) printed pelvicalyceal system models on patient information in percutaneous nephrolithotripsy surgery: a pilot study

Int. braz. j. urol; 43 (3), 2017
ABSTRACT Objective To investigate the impact of personalized three dimensional (3D) printed pelvicalyceal system models on patient information before percutaneous nephrolithotripsy surgery. Material and Methods Patients with unilateral complex renal stones with indicatation of percutaneous nephrolith...

A large 15 - year database analysis on the influence of age, gender, race, obesity and income on hospitalization rates due to stone disease

Int. braz. j. urol; 42 (6), 2016
ABSTRACT Purpose: To assess the public hospitalization rate due to stone disease in a large developing nation for a 15-year period and its association with socio-demographic data. Materials and Methods: A retrospective database analysis of hospitalization rates in the Brazilian public health system was p...

Is There A Difference Between Presence of Single Stone And Multiple Stones in Flexible Ureterorenoscopy And Laser Lithotripsy For Renal Stone Burden < 300mm2 ?

Int. braz. j. urol; 42 (6), 2016
ABSTRACT In this study, we aim to evaluate and compare the effectiveness of flexible ureterorenoscopy (f-URS) for solitary and multiple renal stones with <300 mm2 stone burden. Patients' charts who treated with f-URS for kidney stone between January 2010 and June 2015 were reviewed, retrospectively. P...

Ultrasound - guided access during percutaneous nephrolithotomy: entering desired calyx with appropriate entry site and angle

Int. braz. j. urol; 42 (6), 2016
ABSTRACT Objectives: To evaluate the success of ultrasonography directed renal access in entering the target calyx from proper entry site and in the direction of renal pelvis during percutaneous nephrolithotomy (PCNL). Materials and Methods: PCNL cases who were operated on by one fellow from May-June 2...