Publications by authors named "Ralf Veys"

Bladder cancer (BC) is a heterogeneous disease with varying outcomes, influenced by disease heterogeneity and variability in treatment and follow-up. Risk groups have been established for non-muscle-invasive BC (NMIBC) to standardize therapy, and several quality control indicators (QCIs) monitor adherence to these risk group-based guidelines. However, controversial results had been obtained regarding the oncological benefits of these QCIs until recent high-quality studies from large registries showed their usefulness.

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Robot-assisted simple prostatectomy (RASP) and holmium laser enucleation of the prostate (HoLEP) are both well-established, minimally invasive surgical treatment options for lower urinary tract symptoms caused by benign prostatic enlargement. We have reported the first comparative analysis of both techniques in patients with prostates of ≥200 cc. Between 2009 and 2020 a total of 53 patients with a prostate volume of ≥200 cc were surgically treated at OLV Hospital Aalst (Belgium): 31 underwent RASP and 22 underwent HoLEP.

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Treatment for bladder diverticula may become necessary in case of incomplete bladder emptying or recurrent urinary tract infections (UTIs). When bladder outlet obstruction is present, a simultaneous desobstructive procedure can be performed. In this video, we present our technique for a transvesical approach in robot-assisted bladder diverticulectomy (RABD) and discuss its outcomes.

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To determine which flexible ureterorenoscopy program would be most cost-efficient in our center, a cost efficiency analysis and a formula to assess cost efficiency feasibility of a hybrid model were performed. Total cost per case of reusable flexible ureterorenoscopes (rfURS) was retrospectively calculated and compared with two single-use flexible ureterorenoscopes (sufURS) marketed. A mathematical formula was developed from our data to identify the necessary increase of use of rfURS (NIU-rfURS) to be cost-efficient in a hybrid system utilizing sufURS for only high-risk-of-breakage cases.

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Background: The feasibility and safety of robot-assisted radical cystectomy (RARC) may be undermined by unfavorable preoperative surgical characteristics such as previous prostate surgery (PPS).

Objective: To compare perioperative outcomes for patients undergoing RARC with versus without a history of PPS.

Design, Setting, And Participants: The study included 220 consecutive patients treated with RARC and pelvic lymph node dissection for bladder cancer at a single European tertiary centre.

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Objective: To evaluate Thiel-embalmed cadavers (TEC) as a training model for percutaneous nephrolithotomy (PCNL), more specifically for ultrasound (US)-guided supine endoscopic combined intrarenal surgery (ECIRS).

Subjects And Methods: Thirteen urologists (nine experienced endourologists, four fellows/residents) performed an US-guided supine ECIRS procedure on a TEC. The model was evaluated by way of a questionnaire (5-point Likert scale).

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Introduction: The purpose of this paper is to compare oncological outcomes of partial nephrectomy (PN) versus radical nephrectomy (RN) in renal cell carcinoma (RCC) clinical stages ≥T1b, in a retrospective propensity-score matched cohort of a high-volume, tertiary referral center. This paper also aims to compare renal function and complication rates between groups.

Material And Methods: Our single-institution RCC database was queried to select patients with clinical stages defined by tumor size (T), lymph nodes(N), and metastasis (M) scores of T1b-4 N0 M0, that underwent PN or RN between 2000 and 2014.

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