نتایج جستجو برای: ureter stone
تعداد نتایج: 29768 فیلتر نتایج به سال:
PURPOSE To evaluate the success and complication rates of percutaneous nephrolithotomy (PNL) operations and to determine the effect of postoperative late removal of an open-end ureter catheter on hospital stay and on secondary interventions. MATERIALS AND METHODS The records of 198 patients (97 female, 101 male) who had PNL between May 2009 and February 2012 were retrospectively reviewed. The...
Transurethral lithotripsy (TUL) is a common procedure in urology. However, controversy persists about how to deal with stones pushed up into kidney from the ureter during the procedure of TUL. This study investigated the efficacy of combining flexible ureteroscopy and rigid ureteroscopy for pushed-up stones into kidney during TUL. Fotry-one patients underwent TUL by a single surgeon from July 2...
The ureter is possibly the least studied and most poorly understood organ of the urinary tract. The pathophysiologic basis underlying the use of α-blockers to improve ureteral stone passage or to treat ureteral stent symptoms is poorly understood. This, in part, may explain why clinical studies of medical expulsive therapy for ureteral stone passage are fraught with conflicting data. Methods to...
PURPOSE Stone size and location are generally considered the most important factors associated with spontaneous ureter stone passage (SSP). Several parameters related to inflammatory changes have been identified as predictors associated with SSP. Our aim was to investigate the predictive role of neutrophil-to-lymphocyte ratio (NLR) for SSP. MATERIALS AND METHODS A retrospective review was per...
PURPOSE Shock-wave lithotripsy (SWL) for elderly patients can be challenging. Patients often have a long-standing complex stone burden and significant comorbidities. We report a cohort of patients aged ⩾70 years who were treated by SWL, with special attention to treatment outcomes, complications and the need for adjuvant procedures. PATIENTS AND METHODS Over a period of 4 years, 2311 patients...
Objective: To compare the efficacy of semi-rigid or flexible ureteroscopic surgery and percutaneous nephrolithotomy, which is standard method for ?2 cm upper ureteral impacted stones .
 Materials Methods: The data 123 patients who underwent stone in ureter our clinic were retrospectively analyzed. divided into two groups as group (URS, n = 59) nephrolithotomy (PNL, 64) according to type op...
INTRODUCTION Holmium lasers and ultrasound probes are widely used in urinary stone lithotripsy. The authors present a comparison of both methods in urinary stones lithotripsy. MATERIALS AND METHODS We analyzed 164-patients who underwent endoscopic lithotripsy. Ninety-eight of them (group I) were treated with the holmium laser Omni-Pulse Max 80 and were compared to the other 66-patients (group...
A 34 year-old woman was admitted to our hospital with left flank pain. A non-contrast enhanced computerized tomography (NCCT) revealed a 1.5x2cm left proximal ureter stone. Patient was scheduled for ureterorenoscopy (URS) and stone removal. She was submitted to retrograde intrarenal surgery (RIRS). At the postoperative 1st day, the patient began to suffer from left flank pain. A NCCT was taken,...
AIM OF THE STUDY To demonstrate how, in a center with a large number of patients, as our center is, it is possible to perform ureterolithotripsy using a limited set of instruments. METHODS We evaluated medical charts of our center related to semirigid ureteral ureteroscopy (URS) with ureterolithotripsy using Holmium laser performed from July 2004 to July 2011. Overall, 658 URS for ureteral st...
Iatrogenic fornix rupture caused during retrograde manipulation of the ureter is a rather rare or rarely diagnosed phenomenon. A 22 year-old female patient presented with a fornix rupture following endoscopic ureteral stone extraction under uretero-renoscopy, the rupture having become symptomatic two days later.
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