Publications by authors named "Delaporte V"

Systematic screening for prostate cancer is widely recommended in candidates for renal transplant at the time of listing. There are concerns that overdiagnosis of low-risk prostate cancer may result in reducing access to transplant without demonstrated oncological benefits. The objective of the study was to assess the outcome of newly diagnosed prostate cancer in candidates for transplant at the time of listing, and its impact on transplant access and transplant outcomes according to treatment options.

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Objectives: To evaluate the feasibility, efficiency, and predictive factors of therapeutic success of Vibration, Diuresis and Inversion (VDI) therapy for the removal of upper urinary tract stones.

Methods: It is a retrospective, single-center study at the CHU - La Conception, Marseille, France including all patients treated with VDI from 2013 to 2018. VDI was indicated for stones <6mm in first-line treatment or for residual fragments <6mm after ureteroscopy, PCNL, microPCNL.

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Purpose: To evaluate the incidence of vesicovaginal fistula (VVF) in France.

Methods: We conducted a retrospective analysis of prospectively and systematically collected data from January 2010 to December 2018 in the French Hospital Discharge Database. We used ICD-10 code "N820" to identify new VVF diagnoses.

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Objectives: To assess the long-term clinical outcomes and identify factors predicting success of endoscopic treatment for symptomatic vesicoureteral reflux (VUR) after kidney transplantation.

Patients And Methods: A retrospective chart review of all patients who had a symptomatic VUR after renal transplantation at our centre between January 2000 and December 2020 was performed. VUR was documented by retrograde cystography and was determined by at least one episode of acute graft pyelonephritis (AGPN).

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Purpose: To evaluate the outcomes of ureteral reimplantation (UR) after failure of endoscopic treatment for symptomatic vesicoureteral reflux (VUR) in renal transplant recipients.

Methods: We conducted a monocentric retrospective study that included all renal transplant recipients with failure of Deflux™ as first-line treatment of VUR from January 2007 to December 2020. Failure of Deflux™ was defined by: VUR on retrograde cystography and at least one acute pyelonephritis of the renal graft.

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Article Synopsis
  • This study assessed the effectiveness and safety of stereotactic body radiotherapy (SBRT) for treating frail patients with primary renal cell carcinoma (RCC) who cannot undergo surgery or standard treatments.
  • A total of 23 patients were treated, with promising outcomes including high local control rates (96%) and no severe side effects or treatment-related deaths reported.
  • The findings suggest that SBRT may serve as a viable alternative treatment option for this patient population, highlighting its potential for good oncological outcomes and tolerable toxicity.
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Objectives: To evaluate the efficacy of Continuous Saline Bladder Irrigation (CSBI) after blue light transurethral resection of bladder tumor (TURBT) to prevent recurrence of low- to intermediate-risk Non-Muscle Invasive Bladder Cancer (NMIBC).

Patients And Methods: We conducted a retrospective study including patients with low- to intermediate-risk NMIBC who underwent TURBT in two urological centers between January 2017 and December 2018. Each TURBT was performed using blue light after intravesical instillation of hexaminolaevulinic acid.

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To evaluate the risk of residual tumor and tumor upstaging during a second resection after primary complete transurethral resection of bladder tumor (TURBT) using photodynamic diagnosis (PDD) for high-risk nonmuscle invasive bladder cancer (NMIBC). From January 2014 to March 2020, a single-institutional study was conducted including consecutive patients with high-risk NMIBC (T1 and/or and/or high grade) who underwent a restaging transurethral resection (reTUR) within 12 weeks after a primary complete resection. Each TURBT was performed using blue light after intravesical instillation of hexaminolevulinate.

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Objective: To compare the perioperative complications of patients who underwent flexible ureteroscopy (fURS) for the treatment of urinary stones according to the type of ureteroscope used, single-use (suURS) or reusable (rURS) flexible ureteroscope.

Patients And Methods: A retrospective and single-center study was conducted between January 2017 and May 2019, including all fURS performed for nephrolithiasis management. During the study period, 5rURS and 1suURS (UscopePU3022™) were available.

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Objective: To report the efficacy and safety of povidone-iodine sclerotherapy of primary symptomatic lymphocele after kidney transplantation in a large contemporary cohort study.

Patients And Methods: A single-institutional study was conducted including consecutive patients who underwent povidone-iodine sclerotherapy for primary symptomatic lymphocele after kidney transplantation between January 2013 and March 2020. Sclerotherapy was used as the first-line treatment of symptomatic lymphocele.

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Purpose: To evaluate the negative predictive value (NPV) of multiparametric magnetic resonance imaging (mpMRI), alone or combined with Prostate-Specific Antigen density (PSAd) to exclude clinically significant prostate cancer (csPCa).

Patients And Methods: We performed a retrospective chart review of all the patients who had transrectal ultrasound-guided biopsy (TRUSGB) in our center between January 2014 and March 2019. We included patients who had nonsuspicious prebiopsy mpMRI defined as Prostate Imaging-Reporting and Data System (PI-RADS) ≤ 2.

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To evaluate the efficacy and safety of benign prostatic obstruction (BPO) surgery in patients with preoperative urinary catheterization. We conducted a multi-institutional retrospective study including all patients who failed a trial without catheter (TWOC) after acute urinary retention (AUR) between January 2017 and January 2019. Patients with neurogenic bladder, prostate cancer, or urethral stricture were excluded from the analysis.

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Purpose: To evaluate the prognostic value of procalcitonin (PCT) in the occurrence of infectious complications in the management of acute obstructive pyelonephritis (AOP) compared with other biological parameters (leucocyte count, C-reactive protein [CRP]).

Methods: We conducted a retrospective study including patients who were treated for AOP and performed serum PCT tests in our center between January 1, 2017 and December 31, 2017. Upper urinary tract obstruction was confirmed by either ultrasound or CT urography.

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Objective: To report the effectiveness, reliability and learning curve of Microperc, a minimal invasive percutaneous technique using a 4.85-Ch (16-gauge) sheath, in the treatment of nephrolithiasis.

Material And Methods: 31 consecutive Micropercs for nephrolithiasis<2.

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Objective: To evaluate the renal function outcomes after selective trans-arterial embolization (SAE) of iatrogenic vascular lesions (IVL), including pseudoaneurysm and arteriovenous fistula, following partial nephrectomy (PN).

Materials And Methods: A multi-institutional study was conducted including consecutive patients who underwent PN between January 2009 and March 2019. Two surgical approaches were used: open and robot-assisted PN.

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Purpose Of Review: Classically, kidney transplantation (KT) consists of heterotopic implantation of the renal graft in the iliac fossa with vascular anastomosis on the iliac vessel and reimplantation of the graft ureter in the bladder of the recipient. However, a wide range of variations exist in both vascular anastomosis and urinary diversion that the non-transplant surgeon should know.

Recent Findings: For any pelvic surgery in a KT patient, the non-transplant surgeon should preoperatively evaluate the anatomy of the graft, its vascularization and its urinary tract.

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Purpose: In our center, until 2018, MRI-targeted biopsy was underused. Since January 2018, we systematically performed MRI-targeted biopsy for suspicious PI-RADS ≥ 3 lesions in accordance to the recent guidelines. We hypothesized that the implementation of systematic prebiopsy MRI would increase the detection rate (DR) of prostate cancer (PCa) without increasing DR of clinically insignificant PCa (insignPCa).

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Purpose: Urinary tract infection (UTI) is a common complication after flexible ureteroscopy (fURS) despite technical precautions to avoid infectious complications. The aim was to investigate incidence and predictive risk factors of UTI following fURS procedure.

Patients And Methods: We conducted a retrospective study including consecutive fURS performed in our center from January 2015 to March 2019.

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Article Synopsis
  • The study compares the economic and practical aspects of reusable and single-use flexible ureteroscopes (fURS) due to rising repair costs and unavailability issues with reusable models.
  • In 2017, repair costs for reusable fURS spiked by 345%, leading to significant operational disruptions and a lack of functioning devices on many days.
  • The introduction of single-use fURS proved to be cost-effective for procedures beyond a certain point and alleviated the issues caused by the unavailability of reusable devices, maintaining surgical activity levels.
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Simultaneous heart-kidney transplant (HKTx) is a valid treatment for patients with coexisting heart and renal failure. The aim of this study was to assess renal outcome in HKTx and to identify predictive factors for renal loss. A retrospective study was conducted among 73 HKTx recipients: Donors' and recipients' records were reviewed to evaluate patients' and renal transplants' survival and their prognostic factors.

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Purpose: There have recent reports in the literature of increased rates of bladder recurrence (BR) after radical nephroureterectomy (RNU) when diagnostic flexible ureteroscopy (DFU) was performed before RNU. The technical heterogeneity of DFU was a major bias in these studies. Our purpose was to evaluate the impact of a standardized DFU technique before RNU on the risk of BR.

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Renal collecting duct carcinoma (CDC) is a rare and highly aggressive subtype of kidney cancer with poor prognosis. We report a case of one patient, who was successfully treated with gemcitabine-platin based chemotherapy for polymetastatic renal CDC, and experienced a late and prolonged complete remission. In June 2014, a 69-year-old male patient was diagnosed with non-metastatic renal CDC.

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Objective: The objective of our study was to evaluate, in a review of the literature, the impact of diagnostic ureteroscopy before total nephroureterectomy (NUT) on the risk of bladder recurrence.

Methods: We conducted a literature review in the Pubmed database in March 2018. Initial research identified 45 publications.

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Purpose: Urolithiasis is rare among renal transplant recipients and its management has not been clearly defined.

Methods: This multicentre retrospective study was organised by the Comité de Transplantation de l'Association Française d'Urologie (French Urology Association transplantation committee). Statistical analysis was performed with SPSS 19 software.

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Article Synopsis
  • - Objective: The study aimed to evaluate the long-term outcomes of pediatric augmentation gastrocystoplasty (AGC) in children, focusing on renal function preservation, dryness maintenance, and complications.
  • - Methods: Researchers reviewed medical records of 11 children who underwent AGC between 1992 and 2000, assessing factors like age, bladder dysfunction causes, AGC performance, complications, and patient follow-up.
  • - Results: Most patients maintained renal function and were continent; however, there were significant risks, including complications and malignant transformations, with three patients developing gastric adenocarcinoma linked to the surgery.
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