Publications by authors named "Nasreldin Mohammed"

Background: The use of tamsulosin before semirigid ureteroscopy (URS) for proximal ureteral stones increases operative success. Several authors have used α-blockers for dilation of the ureter, and most studies have observed a higher stone-free rate and fewer complications than those with a placebo or no use of drugs. Ureteroscopy is the standard treatment for ureteral stones and has excellent outcomes.

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Background: Suprapubic catheters (SPCs) are associated with a wide spectrum of undesirable symptoms and complications, ranging from skin overgranulation to septicemia. They can be effectively managed through various medical and healthcare interventions. We compared the impact of illustrated brochure healthcare education (IBHE) and verbal-only healthcare education (VOHE) on early postoperative complications of SPC in patients with low literacy levels.

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Objectives: To develop the use of Thiel soft embalmed human cadavers (TeC) in open radical cystectomy (ORC) training for the first time, to investigate the effect of cadaveric training on surgical trainees' technical skills/performance and to determine how trainees perceive the use of cadaveric workshops.

Methods: A 3-day hands-on workshop was organised. Ten trainees performed ORC on five TeC, supervised by five experts.

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Kidney transplantation (KT) is the optimal form of renal replacement therapy for patients with end-stage renal diseases. However, this health service is not available to all patients, especially in developing countries. The deceased donor KT programs are mostly absent, and the living donor KT centers are scarce.

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Background: The increasing kidney retransplantation rate has created a parallel field of research, including the risk factors and outcomes of this advanced form of renal replacement therapy. The presentation of experiences from different kidney transplantation centers may help enrich the literature on kidney retransplantation, as a specific topic in the field of kidney transplantation.

Aim: To identify the risk factors affecting primary graft function and graft survival rates after second kidney transplantation (SKT).

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Background: Although the availability of related living donors (LDs) provides a better chance for receiving kidney transplantation (KT), the evaluation protocols for LD selection remain a safeguard for the LD's safety. These protocols are variable from one center to another, resulting in variable rates of decline of the potential LDs (PLDs). The decline of willing PLDs may occur at any stage of evaluation, starting from the initial contact and counseling to the day of operation.

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Background: Preemptive living donor kidney transplantation (PLDKT) is recommended as the optimal treatment for end-stage renal disease.

Aim: To assess the rate of PLDKT among patients who accessed KT in our center and review the status of PLDKT in Egypt.

Methods: We performed a retrospective review of the patients who accessed KT in our center from November 2015 to November 2022.

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Background: Despite the documented effects of the coronavirus disease 2019 (COVID-19) on spermatogenesis, the reversibility of these effects is uncertain. We aimed to assess the changes of sperm quality between the infection and recovery phases of COVID-19 in reproductive-aged men. The semen quality of men with mild-to-moderated COVID-19 (defined by the degrees of symptoms and chest involvement on computed tomography) was studied during October, 2020-May, 2021 at our hospital.

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The simultaneous kidney transplantation and ipsilateral native nephrectomy for autosomal dominant polycystic kidney disease does not seem to be associated with increased rates of comorbidity and complications. This outcome can efficiently be achieved when the indication and surgical approach of native nephrectomy are properly justified.

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Objective: The aim of this study is to compare the outcomes of right- and left-sided live donor nephrectomies using the inverted kidney transplantation technique for right live donor nephrectomy on transplantation.

Material And Methods: A retrospective review was done for the cases of live donor nephrectomy, either as open donor nephrectomy or laparoscopic donor nephrectomy between 2004 and 2019. Inverted kidney transplantation was used with right-sided grafts.

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Purpose: To identify the predictors of nadir serum creatinine (SCr) after drainage of bilaterally obstructed kidneys (BOKs) by different modes: double-J stent (JJ) versus percutaneous nephrostomy (PCN) and unilateral versus bilateral drainage.

Methods: A prospective non-randomized study was performed on patients with BOKs and raised SCr during December 2019-November 2021. Relevant variables were studied for improvement and non-improvement and for benign and malignant underlying obstructions (BUO and MUO).

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Background: Unilateral small-sized kidney is a radiological term referring to both the congenital and acquired causes of reduced kidney volume. However, the hypoplastic kidney may have peculiar clinical and radiological characterizations.

Aim: To evaluate the clinical presentations, complications, and management approaches of the radiologically diagnosed unilateral hypoplastic kidney.

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Article Synopsis
  • Robot-assisted kidney transplant (RAKT) shows functional results comparable to open kidney transplant (OKT) but with less wound morbidity, prompting a study on the systemic inflammatory response syndrome (SIRS) post-transplant.
  • A total of 49 patients underwent kidney transplants (25 RAKT and 24 OKT), and several inflammatory markers were measured at various time points post-surgery.
  • The study found no significant differences in inflammatory marker levels or kidney function outcomes between RAKT and OKT, suggesting RAKT is a safe alternative to OKT.
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Renal disorders are associated with Hepatitis E virus (HEV) infection. Progression to end-stage renal disease and acute kidney injury are complications associated with HEV infection. The mechanisms by which HEV mediates the glomerular diseases remain unclear.

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Objectives: To present our center's experience in the management of adrenal myelolipoma in the context of shifting from the open to the laparoscopic adrenalectomy approach.

Materials And Methods: A retrospective search of our center's records was done for reported cases of adrenal myelolipoma during the period July 2001-June 2016. All the cases with histopathologically-documented adrenal myelolipoma diagnosis were included.

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Purpose: The main objective was to compare minor (Clavien I-II) and major (Clavien ≥ III) intra- and postoperative complications of living donor robotic assisted kidney transplantation (RAKT) in obese (≥ 30 kg/m BMI), overweight (< 30/ ≥ 25 kg/m BMI) and non-overweight recipients (< 25 kg/m BMI).

Methods: For the present retrospective study, we reviewed the multi-institutional ERUS-RAKT database to select consecutive living donor RAKT recipients. Functional outcomes, intra- and postoperative complications were compared between obese, overweight and non-overweight recipients.

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Purpose: First robotic-assisted kidney transplants (RAKT) were performed in Germany in 2016. To introduce and establish this method as a routine procedure for patients in transplantation medicine, our 2-year experiences are presented.

Methods: Non-randomized open-label cohort study to compare functional and operative results as well as complication rates between RAKT and standard open transplantation.

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Idiopathic overactive bladder (iOAB), with or without urge incontinence (UI), has significant psychosocial effects on patients' quality of life (QoL). The first choice of treatment for iOAB is anticholinergics and, alternatively, the β-3-adrenoceptor agonist mirabegron. However, systemic side effects and contraindications should be considered for both medications.

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Introduction: To prospectively compare the perioperative and functional outcomes of laparoscopic (LP) and open pyeloplasty (OP) in three academic institutions.

Material And Methods: Between September 2012 and September 2016, 102 patients with primary uteropelvic junction obstruction (UPJO) underwent pyeloplasty (51 LP and OP for the other 51 patients). Demographic data, perioperative parameters, including operative time, estimated blood loss, complications, length of hospital stay, and functional outcome were compared, and SF-8 Health Survey scoring was recorded for each group.

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Background: We report the multicentre comparison of the different port types of the adjustable transobturator male incontinence system (ATOMS, A.M.I.

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Background: Kidney transplantation using grafts with multiple vessels (GMVs) is technically demanding and may be associated with increased risk of complications or suboptimal graft function. To date, no studies have reported on robot-assisted kidney transplantation (RAKT) using GMVs.

Objective: To report our experience with RAKT using GMVs from living donors, focusing on technical feasibility and early postoperative outcomes.

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Introduction: Psychic anuria is an old term, referring to a very rare psycho-urological event that has scarcely been studied so far.

Materials And Methods: A retrospective study of the patients with psychic anuria presented to Assiut Urology and Nephrology Hospital during the period July 1991-June 2016 was done. Psychic anuria was defined, and the demographic and clinical characteristics including the methods of diagnosis and management were studied.

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Objectives: To evaluate functional results, graft survival and late complications in patients who underwent robot-assisted kidney transplantation (RAKT) and who had a minimum of 1 year of follow-up data, and to analyse the correlations between surgical data and functional results at a minimum of 1-year postoperatively and between renal function in the immediate postoperative period and after 1 year.

Materials And Methods: A common prospectively collected RAKT database was created by the European Robotic Urological Section (ERUS) RAKT working group, which included eight different European centres. In each centre RAKTs were performed with kidneys from living donors.

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