The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomy

Abstract Background The aim of this study was to evaluate the role of flexible cystoscopy in preventing malpositioning of the ureteral stent after laparoscopic ureterolithotomy in male patients. Methods From April 2009 to June 2015, 97 male patients with stones >1.8 cm in the upper ureter underwe...

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Main Authors: Jae-Yoon Kim, Seok-Ho Kang, Jun Cheon, Jeong-Gu Lee, Je-Jong Kim, Sung-Gu Kang
Format: Article
Language:English
Published: BMC 2017-06-01
Series:BMC Urology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12894-017-0232-4
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author Jae-Yoon Kim
Seok-Ho Kang
Jun Cheon
Jeong-Gu Lee
Je-Jong Kim
Sung-Gu Kang
author_facet Jae-Yoon Kim
Seok-Ho Kang
Jun Cheon
Jeong-Gu Lee
Je-Jong Kim
Sung-Gu Kang
author_sort Jae-Yoon Kim
collection DOAJ
description Abstract Background The aim of this study was to evaluate the role of flexible cystoscopy in preventing malpositioning of the ureteral stent after laparoscopic ureterolithotomy in male patients. Methods From April 2009 to June 2015, 97 male patients with stones >1.8 cm in the upper ureter underwent intracorporeal double-J stenting of the ureter after laparoscopic ureterolithotomy performed by four different surgeons. In the last 50 patients who underwent laparoscopic ureterolithotomy flexible cystoscopy was performed through the urethral route to confirm the position of the double-J stent, while in the first 47 correct positioning of the stent was confirmed through postoperative KUB. The demographic data and perioperative outcomes were reviewed retrospectively. Penalized logistic regression analysis was used to evaluate the effects of flexible cystoscopy. Results Upward malpositioning of the ureteral stent was found in 9 of the 47 (19.1%) patients who underwent surgery without flexible cystoscopy. Among the 50 most recent patients who underwent surgery with flexible cystoscopy through the urethral route, upward malpositioning was observed in 10 (20%) patients. The factors preventing upward malpositioning of the double-J catheter in multivariate analysis were surgeon (p = 0.039) and use of flexible cystoscopy (p = 0.008). Conclusion Flexible cystoscopy is a simple, safe, quick, and effective method to identify and correct malpositioning of double-J stents, especially in male patients. Trial registration This study was registered with ClinicalTrials.gov Registry on May 11, 2017 (retrospective registration) with a trial registration number of NCT03150446 .
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spelling doaj.art-8cefb56178184ba09d25ba2272b4f5452022-12-22T03:06:52ZengBMCBMC Urology1471-24902017-06-011711610.1186/s12894-017-0232-4The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomyJae-Yoon Kim0Seok-Ho Kang1Jun Cheon2Jeong-Gu Lee3Je-Jong Kim4Sung-Gu Kang5Department of Urology, Korea University College of MedicineDepartment of Urology, Korea University College of MedicineDepartment of Urology, Korea University College of MedicineDepartment of Urology, Korea University College of MedicineDepartment of Urology, Korea University College of MedicineDepartment of Urology, Korea University College of MedicineAbstract Background The aim of this study was to evaluate the role of flexible cystoscopy in preventing malpositioning of the ureteral stent after laparoscopic ureterolithotomy in male patients. Methods From April 2009 to June 2015, 97 male patients with stones >1.8 cm in the upper ureter underwent intracorporeal double-J stenting of the ureter after laparoscopic ureterolithotomy performed by four different surgeons. In the last 50 patients who underwent laparoscopic ureterolithotomy flexible cystoscopy was performed through the urethral route to confirm the position of the double-J stent, while in the first 47 correct positioning of the stent was confirmed through postoperative KUB. The demographic data and perioperative outcomes were reviewed retrospectively. Penalized logistic regression analysis was used to evaluate the effects of flexible cystoscopy. Results Upward malpositioning of the ureteral stent was found in 9 of the 47 (19.1%) patients who underwent surgery without flexible cystoscopy. Among the 50 most recent patients who underwent surgery with flexible cystoscopy through the urethral route, upward malpositioning was observed in 10 (20%) patients. The factors preventing upward malpositioning of the double-J catheter in multivariate analysis were surgeon (p = 0.039) and use of flexible cystoscopy (p = 0.008). Conclusion Flexible cystoscopy is a simple, safe, quick, and effective method to identify and correct malpositioning of double-J stents, especially in male patients. Trial registration This study was registered with ClinicalTrials.gov Registry on May 11, 2017 (retrospective registration) with a trial registration number of NCT03150446 .http://link.springer.com/article/10.1186/s12894-017-0232-4LaparoscopyStone diseaseUreteral calculusUreteral stent
spellingShingle Jae-Yoon Kim
Seok-Ho Kang
Jun Cheon
Jeong-Gu Lee
Je-Jong Kim
Sung-Gu Kang
The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomy
BMC Urology
Laparoscopy
Stone disease
Ureteral calculus
Ureteral stent
title The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomy
title_full The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomy
title_fullStr The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomy
title_full_unstemmed The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomy
title_short The usefulness of flexible cystoscopy for preventing double-J stent malposition after laparoscopic ureterolithotomy
title_sort usefulness of flexible cystoscopy for preventing double j stent malposition after laparoscopic ureterolithotomy
topic Laparoscopy
Stone disease
Ureteral calculus
Ureteral stent
url http://link.springer.com/article/10.1186/s12894-017-0232-4
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