نتایج جستجو برای: ureteral patency

تعداد نتایج: 15703  

2013
Jae Hyun Ahn Ji-Yeon Han Jong Kil Nam Sung-Woo Park Sang Don Lee Moon Kee Chung

PURPOSE To review the feasibility of laparoscopic ureteroneocystostomy with extracorporeal eversion of the ureteral end in various distal ureteral lesions. MATERIALS AND METHODS We conducted a retrospective review of 5 laparoscopic procedures of ureteroneocystostomy with extracorporeal eversion of the ureteral end. Of these, 4 patients (range, 45 to 54 years) had distal ureter stricture or ob...

2008
Kenneth Ogan John T. Abbott Chester Wilmot John G. Pattaras

BACKGROUND AND OBJECTIVES The incidence of ureteral injuries is on the rise. Endoscopic treatment of long distal ureteral strictures is associated with poor success rates, and open ureteral reimplantation is a potentially morbid surgical procedure. The objective of this study was to review our early results with laparoscopic ureteral reimplantation. METHODS Between May 2004 and February 2007,...

Journal: :Current opinion in obstetrics & gynecology 2011
Carlo De Cicco Anastasia Ussia Philippe Robert Koninckx

PURPOSE OF REVIEW To review laparoscopic surgery in the treatment options for ureteral lesions in gynaecological surgery. RECENT FINDINGS Laparoscopic treatment of ureteral injuries has been increasingly reported over the past years. Treatment has progressively shifted from ureteroneocystostomy performed by laparotomy to less invasive treatment options such as ureteral stenting or dilatation ...

Journal: :The Journal of clinical investigation 1970
M Fulop P Brazeau

Moderate increases of ureteral back pressure usually cause decreases of glomerular filtration rate and even greater decreases of sodium excretion. It has been assumed previously that increased ureteral back pressure does not enhance renal tubular sodium reabsorption directly and that the decreases of sodium excretion are caused by the decreases of glomerular filtration rate. In the experiments ...

Journal: :PloS one 2016
Ines Marek Till Lichtneger Nada Cordasic Karl F Hilgers Gudrun Volkert Fabian Fahlbusch Wolfgang Rascher Andrea Hartner Carlos Menendez-Castro

The α8 integrin (Itga8) chain contributes to the regulation of cell proliferation and apoptosis in renal glomerular cells. In unilateral ureteral obstruction Itga8 is de novo expressed in the tubulointerstitium and a deficiency of Itga8 results in more severe renal fibrosis after unilateral ureteral obstruction. We hypothesized that the increased tubulointerstitial damage after unilateral urete...

Journal: :Journal of endourology 2008
David L Wenzler Simon P Kim Henry M Rosevear Gary J Faerber William W Roberts J Stuart Wolf

PURPOSE Previous reports suggest a high success rate for retrograde ureteral stenting for intrinsic ureteral obstruction, but few preoperative predictors of success have been offered. We reviewed our experience to look for factors that suggest failure of stents for intrinsic ureteral obstruction. MATERIALS AND METHODS We retrospectively reviewed the outcome of retrograde ureteral stent placem...

Journal: :nephro-urology monthly 0
ali momenzadeh nephrology and urology research center, baqiyatallah university of medical sciences, ir iran farhad sarrafzadeh department of internal medicine, faculty of medicine, kerman university of medical sciences, ir iran mohammad-hossein nourbala nephrology and urology research center, baqiyatallah university of medical sciences, ir iran amin saburi chemical injury research center, baqiyatallah university of medical sciences, mollasadra st, vanak sq, ir iran +98-2188600067, [email protected]; chemical injury research center, baqiyatallah university of medical sciences, mollasadra st, vanak sq, ir iran +98-2188600067, [email protected] zeinab telkabadi nephrology and urology research center, baqiyatallah university of medical sciences, ir iran

primary ureteral neoplasms are very rare and its prevalence is less than 1% of all genitourinary neoplasms. we report a symptomatic giant ureteral fibro epithelial polyp in adult women presenting as a bladder mass which was resected ureteroscopically and reported at the first time from iran. cystoscopy is growing use in the treatment of urinary tract lesions cystoscopy can be used in large lesi...

Journal: :Urology journal 2012
Yeng Kwang Tay Dan Spernat John Stuckey Sree Appu

*E-mail: [email protected] We report a rare case of an ectopically placed ureteral stent, which was acceptable and functional. obstructing 8 × 15-mm proximal right-sided ureteral calculus. There were also multiple nonobstructing renal calculi on the left side. An antegrade ureteral stent was placed to relieve his infected and obstructed right kidney. During stent placement, the interventional ra...

2010
Akbar Nouralizadeh Nasser Simforoosh Samad Zare Seyyed Mohammad Ghahestani Mohammad Hossein Soltani

Purpose: To present our experience of laparoscopic ureteral reimplantation using intracorporeal ureteral tapering for management of distal ureteral stricture. Materials and Methods: Between April 2005 and October 2008, six patients, including 3 children and 3 adults, underwent laparoscopic modified Lich-Gregoir type extravesical ureteral reimplantation for distal ureteral stricture. Significant...

جواد سلیمی, , علی پاشا میثمی, , مجید رستم نژاد, ,

Background: Dialysis access procedures and complications are important causes of morbidity and hospitalization for chronic hemodialysis patients. Ideally, any patient undergoing hemodialysis should receive an autogenous fistula that can be accessed throughout the patient's life. In patients with primarily unsuitable or secondarily surgically-exhausted veins, a prosthetic graft can be performed....

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