Publications by authors named "Durand X"

Seminoma is a highly curable disease; therefore, long-term morbidity of oncological treatment represents a crucial stake. In view of the considerable advances made in radiotherapy in the past decade, we aim to shed light on current and future strategies that hold promises for the management of stage II seminoma.

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We hereby report the case of a 40-year-old male, who initially underwent a left inguinal orchiectomy for a stage Is mixed germ cell tumor achieving an R0 status. His follow-up is mainly noticeable for many recurrences affecting exclusively the inguinal and suprapubic soft tissues. The recurrences occurred early, and almost always contained immature tissue upon pathologic reading, which has never been described in the medical literature before.

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Background: There is no definitive evidence of the prognosis impact of histological variants (HVs) in patients who undergo surgical resection of a nonmetastatic renal cell carcinoma (nm-RCC) with venous tumor thrombus (TT).

Objective: To investigate the impact of HVs on the prognosis of patients with nm-RCC with TT after radical surgery.

Design Setting And Participants: Patients who underwent radical nephrectomy with the removal of the venous TT for an nm-RCC were included in a retrospective study.

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Purpose: Testicular cancer (TC) predominantly affects young men and early detection enhances survival. However, uncertainty surrounds the impact of population-wide screening. Testicular self-examination (TSE) is a simple detection method but there is a gap in current practices that needs to be assessed.

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Adoption of high-content omic technologies in clinical studies, coupled with computational methods, has yielded an abundance of candidate biomarkers. However, translating such findings into bona fide clinical biomarkers remains challenging. To facilitate this process, we introduce Stabl, a general machine learning method that identifies a sparse, reliable set of biomarkers by integrating noise injection and a data-driven signal-to-noise threshold into multivariable predictive modeling.

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Article Synopsis
  • The SPARE Nephrometry Score (NS) is proposed as an easier alternative for predicting renal function outcomes after robotic-assisted partial nephrectomy (RAPN) compared to the more established RENAL and PADUA scores.
  • A multicentric retrospective study analyzed data from 1171 patients who underwent RAPN, focusing on outcomes like acute kidney injury (AKI), chronic kidney disease (CKD) upstaging, and other renal function metrics.
  • Results indicated that all nephrometry scores and tumor size were equally effective in predicting adverse kidney outcomes, suggesting that tumor size might be the most straightforward factor for surgical decision-making.
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Purpose: To compare the oncological and perioperative outcomes of robot-assisted partial nephrectomy (RPN) and percutaneous thermal ablation (PTA) for treatment of T1 renal cell cancer (RCC) in patients older than 75 years.

Materials And Methods: Retrospective national multicenter study included all patients older than 75 years treated for a T1 RCC by RPN or PTA between January 2010 and January 2021. Patients' characteristics, tumor data, and perioperative and oncological outcomes were compared.

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Objectives: To assess the impact of pathological upstaging from clinically localized to locally advanced pT3a on survival in patients with renal cell carcinoma (RCC), as well as the oncological safety of various surgical approaches in this setting, and to develop a machine-learning-based, contemporary, clinically relevant model for individual preoperative prediction of pT3a upstaging.

Materials And Methods: Clinical data from patients treated with either partial nephrectomy (PN) or radical nephrectomy (RN) for cT1/cT2a RCC from 2000 to 2019, included in the French multi-institutional kidney cancer database UroCCR, were retrospectively analysed. Seven machine-learning algorithms were applied to the cohort after a training/testing split to develop a predictive model for upstaging to pT3a.

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Laser enucleation of the prostate represents the endoscopic response to open simple prostatectomy for the treatment of large benign prostatic hyperplasia (BPH) and an advanced technique for prostate surgery. To date, no more than 20 cases of giant prostatic hyperplasia (GPH) have been reported in the literature. We report a successful holmium laser enucleation of a 696 cc prostate in a 78 year-old patient on anticoagulation that was embolized prior to the intervention, urinary catheter was removed on the first day post-operatively and the patient was discharged home on the second day.

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Background: The prognostic impact of renal cell carcinoma (RCC) morphotype remains unclear in patients who undergo partial nephrectomy (PN). Our objective was to determine the risk factors for recurrence after PN, including RCC morphotype.

Methods: Patients with RCC who had undergone PN were extracted from the prospective, national French database, UroCCR.

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Purpose: The management of solitary kidney tumors is a surgical challenge, requiring irreproachable results on both oncological and functional outcomes. The goal of our study was to compare the perioperative results of robotic-assisted partial nephrectomy (RAPN) to open surgery in this indication.

Methods: We led a multicentric study based on the prospectively maintained French national database UroCCR.

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Purpose: The COVID-19 pandemic has put hospital workers around the world in an unprecedented and difficult situation, possibly leading to emotional difficulties and mental health problems. We aimed to analyze psychological symptoms of the hospital employees of the Paris Saint-Joseph Hospital Group a few months after the 1st wave of the pandemic.

Participants And Methods: From July 15 to October 1, 2020, a cross-sectional survey was conducted among hospital workers in the two locations of our hospital group using the Hospital Anxiety and Depression Scale (HADS) and Post-Traumatic Stress Disorder (PTSD) Checklist (PCL) to measure anxiety, depression, and PTSD symptoms.

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Renal arteriovenous malformation is a primarily congenital renal vascular abnormality. It is usually diagnosed incidentally on imaging, and the most common subtype is 'cirsoid', consisting of multiple, enlarged arterial feeders interconnecting with draining veins. We present a 74-year-old woman with an incidental finding of what was at first considered a hypervascularised kidney tumour but turned out to be a left intrarenal arteriovenous malformation associated with a left renal vein thrombosis.

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Objectives: To report the outcomes and feasibility of active surveillance (AS) of biopsy-proven renal oncocytomas.

Methods: Multicentric retrospective study (2010-2016) in 6 academic centers that included patients with biopsy-proven renal oncocytomas who were allocated to AS (imperative or elective indication) with a follow-up ≥1 year. Imaging was performed at least once a year, by CT-scan or ultrasound or MRI.

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Article Synopsis
  • Forniceal rupture due to acute ureteral obstruction is common, but spontaneous ureteral rupture is rare and often associated with kidney stones at the ureteropelvic junction.
  • A unique case is presented where stone-induced ureteral rupture occurred below the UPJ, leading to bacterial and fungal superinfections that did not respond to conservative treatment.
  • This situation ultimately resulted in the need for nephrectomy and has not been previously reported, highlighting the importance of quick diagnosis and management to prevent severe complications like urinoma, sepsis, and kidney loss.
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Background: The current pathological tumour-node-metastasis (pTNM) classification for upper tract urothelial carcinoma (UTUC) does not include any risk stratification of pT3 renal pelvicalyceal tumours.

Objective: To assess the prognostic impact of pT3 subclassification in a multicentre cohort of patients with UTUC of the renal pelvicalyceal system undergoing radical nephroureterectomy (RNU).

Design, Setting, And Participants: Data from all consecutive patients treated with RNU for pT3 renal pelvicalyceal UTUC at 14 French centres from 1995 to 2013 were reviewed retrospectively.

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Premature ejaculation (PE) is the most common self-reported male sexual disorder estimated to occur in approximately 5% of men in the general community. Penile hypersensitivity is thought to be an etiologic factor of lifelong PE. The role of glans penis augmentation using injectable hyaluronic acid (HA) for the treatment of PE is debatable and remains to be confirmed.

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Objective: To update French urological guidelines on retroperitoneal sarcoma.

Methods: Comprehensive Medline search between 2016 and 2018 upon diagnosis, treatment and follow-up of retroperitoneal sarcoma. Level of evidence was evaluated.

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Lindbom's hernia is very rare; treatment in symptomatic patients is hernia reduction. This can be temporary, performed endoscopically, but definitive cure is surgical. The surgeon can choose between simple reduction or resection followed by anastomosis of the involved ureteral segment, occasionally with associated hernioplasty.

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Background And Objectives: To evaluate the pathological features and recurrence of incidental testis tumours treated by partial orchiectomy in a population of infertile men.

Methods: We retrospectively pooled, from four andrology referral centres, 32 patients diagnosed with testis mass during regular infertility workup. Patients included had an impaired sperm analysis and testis sparing surgery was performed to prevent secondary azoospermia or androgen therapy.

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Background: Help in management of non-palpable testicular tumors. French Urologic Association Genital cancer committee's Edit.

Objectives: To review their characterization at imaging findings of non-palpable testicular tumors.

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Background And Objectives: To identify predictive preoperative factors of the presence of teratoma in retroperitoneal lymph node dissection specimens.

Methods: We performed a 20 years multicenter retrospective analysis of all patients who underwent retroperitoneal lymph node dissection for residual masses after chemotherapy (PC-RPLND). Patients had undergone PC-RPLND after chemotherapy for advanced testicular cancer.

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Introduction: The purpose of this article was established by the external genitalia group CCAFU recommandations for diagnosis, treatment and monitoring of retroperitoneal sarcomas, intended for urologists.

Material And Methods: The multidisciplinary working group has updated the 2013 guidelines, based on an exhaustive review of the literature on PubMed, valued references, level of evidence, to assign grades of recommendation.

Results: From a clinical suspicion evoking a RPS, computed tomography thoraco abdominal and pelvic is the gold standard.

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