1,720,974 research outputs found

    A knotted ureteral stent: A case report and review of the literature

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    The indications for ureteral stent placement have expanded significantly with the progress of surgical procedures and techniques. Although such stents are now an integral part of contemporary urological practice, their use is not free of complications and consequences. There are very rare descriptions of knot formation in a ureteral stent and the consequences of this occurrence, with only 12 cases previously reported. Here, we report an additional case and review all the literature concerning this urological complication with emphasis on its predisposing factors and conservative and surgical management

    Wunderlich's syndrome and hemorrhagic shock

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    We report a case of Wunderlich's syndrome in an obese woman associated with massive retroperitoneal hemorrhage. Stable hemodynamic patient condition was obtained by selective arterial embolization. Since the first embolization of a renal angiomyolipoma in 1976 by Moorhead et al., highly selective renal arterial embolization of angiomyolipoma with rupture has become a procedure that offers greater efficacy, particularly in life-threatening cases

    One day surgery in the treatment of benign prostatic enlargement with thulium laser : a single institution experience

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    Purpose: Various articles have previously addressed the introduction of new surgical laser therapies for an enlarged prostate gland causing obstructive symptoms. The objective of this study was to report the feasibility of performing the thulium laser vapoenucleation of the prostate (ThuVEP) procedure for benign prostatic obstruction in a 1-day surgery. Materials and Methods: From September 2011 to September 2013, we conducted a prospective study on patients who underwent ThuVEP in a 1-day surgery. The primary outcomes measured perioperatively included operative time, resected tissue weight, hemoglobin decrease, transfusion rate, postoperative irrigation and catheterization time, and postoperative hospital stay. Also, the preoperative and postoperative International Prostate Symptom Score (IPSS) and results of uroflowmetry performed on the 7th and 30th postoperative days were recorded. All perioperative and postoperative complications were monitored. Results: A total of 53 patients underwent the surgical treatment in a 1-day surgery. Seven patients continued antiaggregant therapy with aspirin. Mean preoperative prostatic adenoma volume was 56.6 mL. Mean operative time was 71 minutes. The average catheter time was 14.8 hours. The peak urinary flow rate on day 7 improved from 9.3 to 17.42 mL/s (p<0.001) and the IPSS improved from 18 to 10.2 (p<0.01). Patients were routinely discharged on the day of catheter removal. No complications were recorded. Conclusions: ThuVEP can be safely conducted as a 1-day surgical procedure. This strategy results in cost savings. ThuVEP shows good standardized outcomes with respect to improvement in flow parameters and length of bladder catheterization

    Is stone diameter a variable in the decision process of employing a ureteral stent in patients undergoing uncomplicated ureterorenoscopy and associated intracorporeal lithotripsy?

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    Introduction: A number of randomized trials and meta-analysis in patients who underwent ureteroscopic stone removal investigated the effects of placing a ureteral stent at the end of the procedure on complication rates. However, none of these investigates the stone diameter and its possible influence on complication rates and, as such, if it should be considered a possible variable in the decision process of placing or not a ureteral stent. Materials and methods: A bibliographic search covering the period from January 1990 to March 2012 was conducted in PubMed, MEDLINE and EMBASE. This analysis is based on the fifteen remaining studies which fulfilled the predefined inclusion criteria. All statistical evaluations were performed using SAS version 9.2. and by RevMan 5.0. Results: A total of 1,416 patients were included. All the studies were published after 2000. Mean stone diameter ranged between 5.3 and 13.3 mm in the non-stented group and between 6.26 and 13.28 mm in the stented group. Meta-analysis showed that stone diameter was not statistically different for stented or non-stented subgroups, whereas surgical operative time was shorter for the non-stented subgroup. The effect of stone diameter, irrespectively if patients were operated with or without stents were grouped or considered separately, did not influence complications of fever, haematuria, unplanned medical visits after surgery and urinary tract infections. Conclusions: Stone diameter is not a variable in the pre- or intraoperative decision process of placing or not placing a ureteral stent in patients undergoing uncomplicated ureterorenoscopy with intracorporeal lithotripsy
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