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EZH2 and matrix co-regulate phenotype and KCNB2 expression in bladder smooth muscle cells.

BACKGROUND: Partial bladder outlet obstruction (PBO) is a widespread cause of urinary dysfunction and patient discomfort, resulting in immen … sues from COBD had been created in 200-250 g female Sprague-Dawley rats by surgical ligation of the urethra for 6 weeks, followed by removal of the suture and following animals for 6 more weeks. Obstruction (PBO) is the 6-week ligation only. Sham ligations comprise passing the suture behind the urethra. Histone3 lysine27 trimethylation (H3K27me3) was stud …

"Sandwich" Technique of Total Urethral Reconstruction in the Laparoscopic Radical Prostatectomy: A Prospective Study.

BACKGROUND: Early incontinence that has great impact on the quality-of-life is one usual drawback after laparoscopic radical prostatectomy (LRP). This prospective study aims at further documenting the improved effect of the "Sandwich" urethra reconstruction technique on continence at the early stage after LRP. METHODS: During the period from October 2017 to December 2018, 130 patients undergoing LRP in our institution were recruited into this prospective study. Sixty-six patients in Group A received LRP with the "Sandwich" technique of urethra reconstruction, while the remaining 64 patients i…

Ligating clip migration after robot-assisted laparoscopic radical prostatectomy: a single-center experience.

BACKGROUND: Ligating clip migration (LCM) after robot-assisted laparoscopic radical prostatectomy (RARP) is a rare but troublesome complicat … d anastomotic stenosis (54% vs. 5%, P=0.000) were higher among LCM-positive patients. More positive urethra/apex margins were found in LCM-positive patients (38% vs. 21%, P=0.039). CONCLUSIONS: The incidence of clip migration after RARP may not be as low as previously thought. Cystoscopy is recommended in post-RARP patients with recurrent lower urinary t …

Dual-sectored transurethral ultrasound for thermal treatment of stress urinary incontinence: in silico studies in 3D anatomical models.

The purpose of this study is to investigate the feasibility and performance of a stationary, non-focused dual-sectored tubular transurethral ultrasound applicator for thermal exposure of tissue regions adjacent to the urethra for treatment of stress urinary incontinence (SUI) through acoustic and biothermal simulations on 3D anatomical models. Parametric studies in a generalized tissue model over dual-sectored ultrasound applicator configurations (acoustic surface intensities, lateral active acoustic output sector angles, and durations) were performed. Selected configurations and delivery stra…

Metoidioplasty With Urethral Lengthening: A Stepwise Approach.

BACKGROUND: Metoidioplasty is a gender-affirming surgical option for individuals who desire masculine genitalia while preserving erogenous sensation and avoiding the morbidity of phalloplasty. Concurrent urethral lengthening offers patients the potential to stand to urinate. OBJECTIVE: To demonstrate an adaptation of the Belgrade technique of gender-affirming metoidioplasty and describe outcomes. METHODS: We identified 33 patients of which 12 underwent simple metoidioplasty and 21 underwent metoidioplasty with urethral lengthening between 2016 and 2020. Prior to surgery, all patients underwe…

Rectourethral and rectovesical fistula as serious and rare complications after Hirschsprung disease operation: Experience in seven patients.

AIM: To present the features and treatment of rectourethral fistula (RUF) and rectovesical fistula (RVF) after Hirschsprung disease (HD) operation. METHODS: A retrospective analysis was performed on patients with RUF and RVF after HD operation, who received repair surgery from a single surgeon between January 2005 and December 2019. Bowel function was assessed using the Rintala score. RESULTS: Seven patients were included. Six patients were referred to us after transanal endorectal pull-through (TEPT) in other centers; one RVF patient had fecal diversion at admission. Bladder-neck injury was…

Developing a MLC modifier program to improve fiducial detection for MV/kV imaging during hypofractionated prostate volumetric modulated arc therapy.

PURPOSE: To develop an Eclipse plug-in (MLC_MODIFIER) that automatically modifies control points to expose fiducials obscured by MLC during … lity, MLC blockage of fiducials, or unknown reasons. Dosimetric differences in rectum, bladder, and urethra D1 cc, PTV maximum dose, and PTV dose homogeneity (PTV HI) were evaluated. Statistical significance was evaluated using Fisher's exact and Student's t test. RESULT: Overall MV registration failures, failures due to poor image quality, MLC blockage, …

Assessment of dose to functional sub-structures in the lower urinary tract in locally advanced cervical cancer radiotherapy.

PURPOSE: To provide an analysis of dose distribution in sub-structures that could be responsible for urinary toxicity after Image-Guided Adaptive BrachyTherapy (IGABT) in Locally Advanced Cervical Cancer (LACC). METHODS: 105 LACC patients treated with radiochemotherapy and IGABT were selected. Sub-structures (bladder wall, trigone, bladder neck, urethra) were contoured on IGABT-planning MRIs. D2cm3 and D0.1cm3, ICRU Bladder-Point (ICRU BP) and Posterior-Inferior Border of Symphysis points (PIBS, PIBS + 2 cm, PIBS - 2 cm) doses were extracted. Internal-Urethral-Ostium (IUO) and PIBS-Urethra (P…

Urethral Reconstruction in Anterolateral Thigh Flap Phalloplasty: A 93-Case Experience.

BACKGROUND: Urethral reconstruction in anterolateral thigh flap phalloplasty cannot always be accomplished with one flap, and the ideal technique has not been established yet. In this article, the authors' experience with urethral reconstruction in 93 anterolateral thigh flap phalloplasties is reported. METHODS: Ninety-three anterolateral thigh phalloplasties performed over 13 years at a single center were retrospectively reviewed to evaluate outcomes of the different urethral reconstruction techniques used: anterolateral thigh alone without urethral reconstruction (n = 7), tube-in-tube anter…

Protective role of Nrf2 against mechanical-stretch-induced apoptosis in mouse fibroblasts: a potential therapeutic target of mechanical-trauma-induced stress urinary incontinence.

INTRODUCTION AND HYPOTHESIS: We investigated the protective effect and underlying molecular mechanism of nuclear factor-E2-related factor 2 … LPP) was tested on day 7 after VD; Nrf2 expression, apoptosis, and MDA levels were then measured in urethra and anterior vaginal wall. RESULTS: Mechanical stretch decreased Nrf2 messenger RNA (mRNA) and protein expressions. Overexpression of Nrf2 alleviated mechanical-stretch-induced cell apoptosis; S-phase arrest of cell cycle; up-regulation of Bax, cyt …

Prostatic collagen architecture in neutered and intact canines.

BACKGROUND: Prostate stiffness and increased collagen content both associate with the presence of urinary symptoms in men but mechanisms res … itecture across species. Canine prostatic collagen fiber length, diameter, and density in prostatic urethral, periurethral, peripheral, and capsular regions were quantified and compared among four experimental groups: young intact, young neutered, old intact, and old neutered dogs. RESULTS: Surprisingly, the majority of collagen was localized to the pros …

Does anchoring vaginal mesh increase the potential for correcting stress incontinence?

BACKGROUND: This study aims to explore the feasibility of anchoring a four-arm transvaginal mesh (TVM) to the mid-urethra to correct an anterior compartment POP-Quantification stage II-III (Q II-III) and concomitant genuine SUI. METHODS: We analysed clinical data from 248 patients with stage II-III anterior prolapse and concomitant SUI who had undergone surgery at a tertiary referral centre in Hungary between January 2008 and June 2010. One hundred and twenty-four women treated with anterior colporrhaphy and 62 patients implanted with a conventional permanent TVM were selected as historical m…

Management of Urethral Lesions and Urethrovaginal Fistula Formation Following Placement of a Tension-Free Suburethral Sling: Evaluation From a University Continence and Pelvic Floor Centre.

Introduction The complication of tape erosion in the urethra following placement of a retropubic (TVT) or transobturator (TOT) tension-free suburethral vaginal sling or an accidental iatrogenic transurethral tape position can result in the formation of a urethrovaginal or vesicovaginal fistula. The objective of the investigation is the evaluation of the management of such rare complications. Patients and Methods Retrospective analysis of 14 patients who were treated for a urethral lesion or urethrovaginal fistula formation status post TVT/TOT placement between June 2011 and February 2018 in th…

One-stage Penile Urethroplasty Using Oral Mucosal Graft and Glue.

BACKGROUND: Repair of penile urethral strictures is a challenging problem for which different techniques have been suggested. OBJECTIVE: To describe a new surgical technique for one-stage penile urethroplasty using an oral graft and glue, and to assess its safety and efficacy. DESIGN, SETTING, AND PARTICIPANTS: A retrospective review of medical records for patients who underwent one-stage penile urethroplasty using oral mucosa and glue from February 2013 to October 2014 was performed. SURGICAL PROCEDURE: The penile urethra was opened and the urethral plate was incised to create a wide windo…

Long-term complications of continent cutaneous urinary diversion in adult spinal cord injured patients.

OBJECTIVE: To report the long-term complications of continent cutaneous urinary diversion(CCUD) in spinal cord injured(SCI) patients unable to perform intermittent self-catheterization(ISC) through the urethra. MATERIALS AND METHODS: Between July 2001 and January 2012, adult SCI patients with a neurogenic bladder who underwent CCUD according to Mitrofanoff's/Monti's/Casale's principle were enrolled. A concomitant supratrigonal and augmentation enterocystoplasty were performed because of refractory detrusor overactivity or low bladder compliance. Early postoperative complications were reported…

A dosimetric comparison of ultra-hypofractionated passively scattered proton radiotherapy and stereotactic body radiotherapy (SBRT) in the definitive treatment of localized prostate cancer.

BACKGROUND: We compared target and normal tissue dosimetric indices between ultra-hypofractionated passively scattered proton radiotherapy and stereotactic body radiotherapy (SBRT) in the definitive treatment of localized prostate cancer. MATERIAL AND METHODS: Ten patients were treated definitively for localized prostate cancer with SBRT to a dose of 36.25 Gy in 5 fractions prescribed to a volume encompassing the prostate only. Dose-volume constraints were applied to the rectum, bladder, penile bulb, femoral heads, and prostatic and membranous urethra. Three-field passively scattered proton p…

Docetaxel inhibits urethral stricture formation, an initial study in rabbit model.

INTRODUCTION: Urethral stricture, a frequent source of lower urinary tract disorders in men, is still a difficult problem for urologists. Based the anti-restenosis effect of paclitaxel on coronary artery, the role of docetaxel, a semi-synthetic analogue of paclitaxel, in limiting urethral stricture formation was studied. METHODS: Forty adult New Zealand male rabbits were involved in this study, which were randomly assigned into 3 groups, namely a high dose docetaxel (DH, 0.1 mg/d), a low dose docetaxel (DL, 0.01 mg/d) and a control (C) group, with 16, 16, 8 rabbits in each group, respectively…

Доля лиц в возрасте 14-39 лет, инфицированных гениталиями хламидии, Соединенные Штаты, 2007-2012 годы.

Инфекция бактериями, хламидия трахоматис (часто называемая "хламидией") является наиболее часто регистрируемой в Соединенных Штатах инфекцией, передающейся половым путем. Уретра — наиболее часто встречающаяся инфекция у самцов, а уретра и шейная шейка чаще всего заражаются у женщин. Вспыльчивая инфекция у женщин может привести к воспалительным заболеваниям таза, что может привести к бесплодию и эктической беременности. Генитальные хламидиальные инфекции, как правило, носят асимптомический характер, и для выявления большинства таких инфекций необходимо провести обследование. В настоящее время х

Совпадение в аннотации оригинала
Infection with the bacterium, Chlamydia trachomatis (often termed "chlamydia") is the most frequently reported sexually transmitted infection in the United States. The urethra is the most common site of infection in males, and the urethra and cervix are most commonly infected in females. Ascending infection in females can cause pelvic inflammatory disease, w…

High-dose-rate prostate brachytherapy consistently results in high quality dosimetry.

PURPOSE: We performed a dosimetry analysis to determine how well the goals for clinical target volume coverage, dose homogeneity, and normal … sicles. Dosimetric parameters analyzed for the CTV were D90, V90, V100, V150, and V200. Dose to the urethra, bladder, bladder balloon, and rectum were evaluated by the dose to 0.1 cm(3), 1 cm(3), and 2 cm(3) of each organ, expressed as a percentage of the prescribed dose. Analysis was stratified according to prostate size. RESULTS: The mean prostate ultr …

Surgical treatment of high urogenital sinuses using the anterior sagittal transrectal approach: a useful strategy to optimize exposure and outcomes.

PURPOSE: Surgical management of the high urogenital sinus remains challenging. The anterior sagittal transrectal approach provides optimal exposure, facilitates vaginal dissection and separation from the urethra, and allows reconstruction of the bladder neck musculature. In this study we report our initial experience with this technique. MATERIALS AND METHODS: We performed a retrospective review of a 6-year multi-institutional experience treating patients with a urogenital sinus anomaly using the anterior sagittal transrectal approach without preoperative colostomy or prolonged postoperative …