Maher Abdessater

• M.D / M.P.H
• Urologic surgeon at Hôpitaux Universitaires La Pitié salpêtrière - Charles Foix

Introduction The use of laser in urology is increasing, especially in renal stones and benign prostatic hypertrophy. Despite the interest in this technology on improving surgical management, several adverse events may result. This work collates French reports of care-associated adverse events (CAEs) resulting from lasers used in urological interven...

Background Stuttering priapism is characterized by recurrent, self-limited episodes of penile erection lasting from a few minutes to a maximum of three hours, often resolving spontaneously. These episodes can occur with or without sexual stimulation. If not treated promptly and effectively, stuttering priapism can severely impact a patient’s qualit...

Introduction and objectives: Nicotine is well known to be an addictive compound of tobacco, but it is not primarily carcinogenic. It is metabolized to cotinine, which is considered the best marker of tobacco exposure. Little is known whether recurrence rate of bladder cancer is related to nicotine metabolites eliminated in urine. We aim by this stu...

Polyorchidism, or supernumerary testis, is a rare congenital abnormality of the genitourinary system. In this paper, we present the case of triorchidism in a seven-year-old asymptomatic child with a suspect left scrotal mass detected on routine physical examination. Imaging studies revealed a third testicle in the left hemiscrotum, with comparable...

Materials and methods: A nested case-control study design was chosen. Subjects enrolled were adult male patients who had a circumcision between January 2010 and December 2020 at our university hospital, with a confirmed LSc diagnosis on pathology. Cases were matched with controls by age with a ratio of 1 : 1, all of whom were circumcised and had a...

Objectifs La chirurgie ambulatoire (CA) tient une place majeure dans les procédures chirurgicales et notamment en urologie. Une recherche d’évènements indésirables a été proposée suite à l’émergence de ces nouvelles procédures. Ce travail collige les déclarations d’EIAS sur trois ans dans le cadre de la CA en urologie. Méthodes Il s’agit du recuei...

Objectifs En 2010, la HAS met en place la check-list du bloc opératoire (CLBO), dans les suites du rapport de l’OMS, afin d’améliorer la sécurité des patients au bloc opératoire, avec une dernière version en 2018 qui intègre une phase de time-out ou temps de pause et le « Go/No go ». Cette étude cherche à évaluer les pratiques professionnelles des...

Objectifs Le cancer du testicule (CT) est la tumeur maligne la plus fréquente chez les hommes entre 15 et 40 ans. L’auto-palpation testiculaire (APT) peut conduire au diagnostic précoce et augmenter la curabilité. L’objectif de ce travail était d’évaluer les connaissances des étudiants universitaires libanais concernant le CT, leur pratique de l’AP...

Background Testicular cancer (TC) is the most common malignancy in men between 15–40 years. Testicular self-examination (TSE) leads to early diagnosis. We aimed, in this study, to evaluate the knowledge among young Lebanese male university students concerning TC and their practice of TSE. We also evaluated the use of social media (SM) for an awaren...

Résumé Introduction En 2018, la HAS a intégré une phase de « time-out » ou temps de pause (TP) dans la dernière version de la check-list CL du bloc opératoire afin d’améliorer la sécurité des patients opérés. Cette étude a cherché à évaluer des pratiques professionnelles des chirurgiens urologues français concernant la CL actuelle. Matériel et mé...

Background: This study aims to evaluate the knowledge of new interns regarding urethral catheterization (UC), and to assess the effectiveness of our institutional boot camp in improving their knowledge score and confidence level (CL). Methods: The urology boot camp is a one-day curriculum conducted yearly for new interns at our university hospital...

Introduction There are no clear recommendations for the management of patients with lymph node invasion discovered during radical prostatectomy for prostate cancer (PCa). Adequate risk stratification could personalize post-surgical adjuvant treatment. Our objective was to identify predictive factors for biochemical relapse (BCR) in patients with ly...

Introduction: Thymoglobulin® is a polyclonal antibody indicated for induction treatment in kidney transplantation. The purpose of this study is to estimate the effectiveness of Thymoglobulin® as induction treatment in kidney transplant patients with low immune risk. Methods: we conducted a retrospective study between January 2012 and September 2...

Objective To describe our new endoscopic approach in treating iatrogenic ureteral stenosis using the “cut-to-The-light” technique. Methods Case of a 54 year-old female patient who underwent a right percutaneous nephrolithotomy to treat a staghorn calculus with two subsequent complimentary ureteroscopies complicated by a severe proximal ureteral ob...

Objectifs Les complications du sondage vésical augmentent le séjour hospitalier et le coût des soins. Un entraînement au sondage vésical est donc primordial avant le début de l’internat. Nous évaluons par cette étude les connaissances des nouveaux externes concernant le sondage vésical et l’effet de l’enseignement sur leurs pratiques, à court et à...

Objectifs L’utilisation du laser en urologie s’est développée dans la lithiase et l’hypertrophie bénigne de prostate. Malgré l’intérêt de cette technologie dans l’amélioration de la prise en charge chirurgicale, plusieurs évènements indésirables peuvent en résulter. Ce travail collige les déclarations d’EIAS entre 2016 et 2020 dans le cadre de l’ut...

Objectifs L’enzyme de conversion de l’angiotensine 2 (ACE2) joue un rôle majeur dans la physiopathologie de la COVID 19, et il est bien connu que les testicules sont un grand réservoir pour cette enzyme. Cependant, peu de données sont disponibles sur les conséquences uro-génitales de cette maladie. Cette étude vise à décrire l’évolution hormonale m...

Objectifs Le lichen scléreux (LS) est un processus inflammatoire chronique dermatologique connu pour ses caractéristiques histologiques uniques. L’étiologie et la physiopathologie exacte du LS ne sont pas bien connues et les lésions prédisposent au carcinome épidermoïde génital. L’objectif de ce travail est d’étudier les facteurs de risque du LS ch...

Background Prostate cancer (Pca) is the second most common cause of cancer among Lebanese men. Screening is an effective method to reduce prostate cancer mortality. This study assessed the knowledge, awareness, and screening practices among Lebanese population regarding Pca. Methods A cross-sectional national study over all the Lebanese governorat...

Résumé Contexte L’injection peri-urétrale d’agents comblant est une option thérapeutique peu invasive pour l’incontinence urinaire d’effort (IUE). Objectif Nous présentons une revue de la littérature à propos des agents comblant dans le traitement de l’IUE, leurs indications et les différentes techniques d’injection. Matériel et méthodes La revu...

Purpose: To compare different extractions routes for robot-assisted living donor nephrectomy in terms of post-operative pain and renal function recovery. Methods: Live donor kidney transplantation data from our institution were reviewed from November 2011 to March 2017. Postoperative pain was estimated using cumulative painkillers consumption. V...

The aim of this article is to assess the outcomes of a low-intensity extracorporeal shock wave therapy (LiESWT) protocol for the treatment of Peyronie's disease (PD). Patients treated for PD were prospectively recorded, and data were retrospectively reviewed. Age, characteristics of fibrous plaques, concomitant treatments, International Index of Er...

In the original publication of the article, the first and last name of the first author were interchanged. The correct name of the author should be as given below.

Background: Penile prothesis (PP) is the gold-standard treatment of drug-refractory erectile dysfunction (ED). While postoperative outcomes have been widely described in the literature, there are few data about patient satisfaction and intraoperative events. We aimed to assess long-term patient satisfaction and perioperative outcomes after PP impl...

Introduction Renal arterial vasculature presents a great anatomical variation. A good knowledge of this anatomy is essential in the field of kidney transplantation. The aim of this study is to describe the anatomical variations of the renal arterial vasculature based on the retrieved but not transplanted kidneys (RNTK) and their contralateral graft...

Introduction Complications from urethral catheterization (UC) increase hospital stay and costs. We aim to assess the knowledge of new interns at a university hospital and to study the effect of training in the short and long terms. Methods New medical interns (n = 40) at a university hospital were included. Using a pre-training survey, interns' ne...

Objective Despite the organ shortage, a significant number of deceased donor kidneys are retrieved but not transplanted (RNTK). This study aims to describe and analyze the main causes of potential grafts discard and to propose adequate solutions. Material and Methods We collected data from the Cristal database of the French Biomedicine Agency abou...

Angiomyolipomas are benign tumors that can occur in the kidneys. Though venous invasion is a common complication of renal cell carcinoma, it rarely occurs with angiomyolipoma given its benign nature. We aim by this article to conduct an extensive literature review documenting rare cases of angiomyolipomas with venous extension, particularly with in...

The original version of this article unfortunately contained a mistake.

Introduction Patients with proximal penile prosthetic cylindrical complications (PPPCC) can be treated with a direct crural technique without using the original traditional approach. In this article we present our novel direct crural approach for management of patients with PPPCC. Materials and methods Between 2014 and 2019, data were retrospectiv...

Objectifs Le tabagisme représente le principal facteur de risque du cancer de la vessie. Le rôle addictif de la nicotine est bien connu, mais les effets cancérigènes de ses métabolites excrétés dans les urines sont peu étudiés. La cotinine est un marqueur fiable de l’exposition à la fumée du tabac. L’objectif de cette étude est d’étudier la relatio...

Objectifs Le traitement par ondes de choc de faible intensité (OCFI) est devenu une option thérapeutique non chirurgicale de la maladie de Lapeyronie (ML). Le but de ce travail était d’évaluer l’efficacité des OCFI dans le traitement de la ML. Méthodes Tous les patients traités par OCFI pour une ML entre janvier 2016 et janvier 2018 ont été inclus...

Large cell neuroendocrine carcinoma (LCNC) is one of the rarest types of bladder cancer occurring in <1%. Either pure or mixed with another component, it remains one of the most aggressive types of bladder cancer. We report a case of LCNC of the bladder with an adenocarcinomatous component. The patient was a 64-year-old smoker male, who presented f...

Objective: We aim by this article to present a literature review on the anatomical risk factors for spermatic cord torsion and their involvement the different techniques of orchidopexy. Materials and methods: The literature review was conducted following PRISMA check-list, using PubMed database and the Mesh terms: testis, torsion, anomaly, orchi...

Objectives: To evaluate the risk of contracting severe COVID-19, defined as COVID-19 specific intensive care unit (ICU) admission or death, for patients undergoing urological surgery during the epidemic. To define consequences of receiving surgery for COVID-19 patients. Patients and methods: This is a multicenter observational cohort study. Ever...

Résumé Objectifs L’objectif de ce travail est de faire la revue des troubles urinaires et sexuels associés au syndrome d’apnée obstructive du sommeil (SAOS) aussi bien en termes de physiopathologie que de traitement potentiel. Méthodes La recherche a été réalisée selon la stratégie PRISMA en utilisant la base de données Pubmed et les termes MeSH...

Introduction: Hard-flaccid syndrome is gaining increased interest among male sexual dysfunctions in the last years. It is poorly understood and defined. Most of the information comes from online forums. This paper is a review of current knowledge on the clinical presentation, diagnosis, pathophysiological mechanisms and treatments of this newly re...

Renal oncocytoma (RO) is an uncommon tumor that exhibits numerous features which are characteristic but not necessarily unique. Percutaneous biopsy is a safe method of diagnosis. However, differentiation from other tumor subtypes often requires sophisticated analysis and is not universally feasible. This is why, surgical management can be considere...

Renal cell carcinoma with sarcomatoid dedifferentiation is an entity of RCC that has undergone an anaplastic transformation with both a carcinomatous and a sarcomatous component. The standard treatment in metastatic patients is immunotherapy. The aim of this article is to describe our case of metastatic recurrent RCC with sarcomatoid dedifferentiat...

Background: The Inflatable penile prostheses (IPP) are used as definitive treatment for severe erectile dysfunction. Removal of an IPP can be challenging, especially for the non-andrologists and junior urologists. The classic penoscrotal incision for explanation can disrupt anatomy, which increases the risk of complications and makes future re-impl...

Introduction Renal angiomyolipomas (AML) are often regarded as benign tumors. This article reports the case of a 47 year old patient with AML associated with a venous invasion of the inferior vena cava. Presentation of case Our 47 year old male patient presented for flank pain and hematuria. CT Scan revealed a 3 cm lobulated low-density lesion in...

Résumé Contexte La maladie de Lapeyronie (ML) est une maladie inflammatoire de la verge, qui entraîne la formation de plaques fibreuses cicatricielles de l’albuginé avec une courbure et un raccourcissement du pénis lors des érections. Il n’existe pas de standard international pour l’évaluation, le suivi ou le traitement de cette pathologie. Nous p...

Introduction: The COVID-19 outbreak in France is disturbing our health system. Urologists in training who are already known to have burnout, are in the front line to face this disease. The aim of our study was to assess the psychological impact of COVID-19 pandemic on young French urologists in training. Material and Methods: A self-administered an...

Erectile dysfunction varied by country, affecting between 20 to 40% of men aged 60 and 69 and more than 50% of men aged over 75. Our objective was to evaluate the habits of urologists in 2018 and also evaluate the need for additional, objective tools to aid physicians when providing care. A questionnaire was sent from the French Urology Association...

Background: Collecting (Bellini) duct carcinoma (CDC) or Bellini duct carcinoma (BDC) is a rare subtype of kidney tumors, accounting for less than 3% and known to have the worst prognosis. It is known to have multiple clinical presentations; this is why it can be easily misdiagnosed. The aim of this article is to present a case of CDC that was ini...

Collecting (Bellini) duct carcinoma (CDC) or Bellini duct carcinoma (BDC) is a rare subtype of kidney tumors, accounting for less than 3% and known to have the worst prognosis. It is known to have multiple clinical presentations; this is why it can be easily misdiagnosed. The aim of this article is to present a case of CDC that was initially misdia...

Background: Adenocarcinoma of the prostate is often considered an elderly disease, which shifts the attention from early-onset prostate cancer, affecting those who are younger than 55 years of age. We will be reporting a case of young age metastatic adenocarcinoma of the prostate to shed light on the importance of an early diagnosis and subsequent...

Background: Peri orgasmic dysfunctions are very rare and little information exists on their diagnosis and treatment. One of these conditions is post-orgasmic illness syndrome (POIS), manifesting by a debilitating cluster of symptoms affecting men within seconds, minutes, or hours after ejaculation. The aim of this article is to do a thorough liter...

Background: Sleep related painful erection (SRPE) is a rare parasomnia consisting of nocturnal penile tumescence accompanied by pain that awakens the individual. Normal non-painful erections are experienced when awake. No penile anatomic abnormalities are present. No conclusive randomized clinical trial is present in the literature about the manag...

Abstract Introduction: The aim of this article is to describe our technique of bilateral laparoscopic pyelolithotomy (LP) in a 54-year-old patient with bilateral large stones of which one is a staghorn stone (SS). Case Presentation: The patient’s legs were extended and spaced from each other; the table was tilted to the right and to the left in a w...

Fibroepithelial polyps (FP) of the ureter are rare and benign mesodermal tumors frequently mistaken for transitional cell carcinoma. We hereby report a rare case of a 19-year-old patient with two FPs, originating from the distal left ureter that were successfully treated with ureteroscopy. One of these polyps was completely protruding outside the b...

Objective: To describe our new laparoscopic approach in ureterolysis using the ERBEJET® 2 device to hydrodissect the ureters in idiopathic retroperitoneal fibrosis. Methods: Bilateral laparoscopic ureterolysis was done after medical therapy failure (steroids) in a 47 year old patient with retroperitoneal fibrosis. Ureteral stents were placed before...

Objectives To expose the diagnosis and the different laparoscopic approaches for the surgical management of patients with retrocaval ureter (RCU) and to share our experience on two cases. Methods Updated literature review on Pubmed and debating personal experiences including ours (double j stent insertion before the surgery, use of 4 trocards, tra...

Objectifs La chirurgie mini-invasive s’est imposée pour la néphrectomie pour donneur vivant : elle peut être effectuée par voie laparoscopique robot-assisté (NRDV). Plusieurs voies d’extraction du greffon ont été décrites. Si classiquement, elle s’effectue par voie iliaque, pour améliorer encore les suites, d’autres voies (vaginales, ombilicales) o...

Introduction Retroperitoneal schwannomas (RS) are rare, benign tumors that originate in the neural sheath. Juxta-adrenal schwannomas may be misdiagnosed with giant adrenal tumors. This article reports the case of a RS that presented as an asymptomatic adrenal mass in a 50 Y.O female. Presentation of case An abdominal ultrasound of our asymptomatic...

Background: All caregivers should be prepared for all the situations they will meet during their professional practice, whether it’s a simple everyday situation or rare and complex one. Simulation increased safety measures by improving individual practices of actors of the healthcare system, by improving the medico-technical competence and non-tec...

Objectives: The objective of this study was to examine the impact of multidisciplinary team meetings on the management decisions for urological cancers. A pro- spective study was conducted. Methods: The study popu- lation is cases presented to multidisciplinary teams at Notre- Dame de Secours University Medical Center between July 2012 and July...

But de l’etude: •D’évaluer le pourcentage des BMR à l’unité des soins intensifs polyvalents. •De comparer les résultats avec la littérature. •De déterminer les mécanismes de résistance et leur phénotype selon les guidelines CLSI. •D’évaluer les comorbidités associées. •D’estimer le cout des infections à BMR sur le secteur de santé.