Presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction

Abstract Background Urinary tract obstruction and postoperative hydronephrosis are risk factor for renal function deterioration after orthotopic ileal neobladder construction. However, reports of relationship between transient hydronephrosis and renal function are limited. We assess the influence of...

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Main Authors: Takuma Narita, Shingo Hatakeyama, Takuya Koie, Shogo Hosogoe, Teppei Matsumoto, Osamu Soma, Hayato Yamamoto, Tohru Yoneyama, Yuki Tobisawa, Takahiro Yoneyama, Yasuhiro Hashimoto, Chikara Ohyama
Format: Article
Language:English
Published: BMC 2017-08-01
Series:BMC Urology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12894-017-0263-x
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author Takuma Narita
Shingo Hatakeyama
Takuya Koie
Shogo Hosogoe
Teppei Matsumoto
Osamu Soma
Hayato Yamamoto
Tohru Yoneyama
Yuki Tobisawa
Takahiro Yoneyama
Yasuhiro Hashimoto
Chikara Ohyama
author_facet Takuma Narita
Shingo Hatakeyama
Takuya Koie
Shogo Hosogoe
Teppei Matsumoto
Osamu Soma
Hayato Yamamoto
Tohru Yoneyama
Yuki Tobisawa
Takahiro Yoneyama
Yasuhiro Hashimoto
Chikara Ohyama
author_sort Takuma Narita
collection DOAJ
description Abstract Background Urinary tract obstruction and postoperative hydronephrosis are risk factor for renal function deterioration after orthotopic ileal neobladder construction. However, reports of relationship between transient hydronephrosis and renal function are limited. We assess the influence of postoperative transient hydronephrosis on renal function in patients with orthotopic ileal neobladder construction. Methods Between January 2006 and June 2013, we performed radical cystectomy in 164 patients, and 101 received orthotopic ileal neobladder construction. This study included data available from 64 patients with 128 renal units who were enrolled retrospectively. The hydronephrosis grade of each renal unit scored 0–4. The patients were divided into 4 groups according to the grade of hydronephrosis: control, low, intermediate, and high. The grade of postoperative hydronephrosis was compared with renal function 1 month and 1 year after surgery. Results There were no significant differences in renal function before surgery between groups. One month after surgery, the presence of hydronephrosis was significantly associated with decreased renal function. However, 1 year after urinary diversion hydronephrosis grades were improved significantly, and renal function was comparable between groups. Postoperative hydronephrosis at 1 month had no significant influence on renal function 1 year after ileal neobladder construction. Limitations include retrospective design, short follow-up periods, and a sample composition. Conclusions The presence of transient hydronephrosis immediately after surgery may have limited influence on renal function 1 year after ileal neobladder construction.
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spelling doaj.art-98a352aa1cda4a7e8123ce16dd871c2a2022-12-22T01:43:12ZengBMCBMC Urology1471-24902017-08-011711810.1186/s12894-017-0263-xPresence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder constructionTakuma Narita0Shingo Hatakeyama1Takuya Koie2Shogo Hosogoe3Teppei Matsumoto4Osamu Soma5Hayato Yamamoto6Tohru Yoneyama7Yuki Tobisawa8Takahiro Yoneyama9Yasuhiro Hashimoto10Chikara Ohyama11Department of Urology, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Advanced Transplant and Regenerative Medicine, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineDepartment of Advanced Transplant and Regenerative Medicine, Hirosaki University Graduate School of MedicineDepartment of Urology, Hirosaki University Graduate School of MedicineAbstract Background Urinary tract obstruction and postoperative hydronephrosis are risk factor for renal function deterioration after orthotopic ileal neobladder construction. However, reports of relationship between transient hydronephrosis and renal function are limited. We assess the influence of postoperative transient hydronephrosis on renal function in patients with orthotopic ileal neobladder construction. Methods Between January 2006 and June 2013, we performed radical cystectomy in 164 patients, and 101 received orthotopic ileal neobladder construction. This study included data available from 64 patients with 128 renal units who were enrolled retrospectively. The hydronephrosis grade of each renal unit scored 0–4. The patients were divided into 4 groups according to the grade of hydronephrosis: control, low, intermediate, and high. The grade of postoperative hydronephrosis was compared with renal function 1 month and 1 year after surgery. Results There were no significant differences in renal function before surgery between groups. One month after surgery, the presence of hydronephrosis was significantly associated with decreased renal function. However, 1 year after urinary diversion hydronephrosis grades were improved significantly, and renal function was comparable between groups. Postoperative hydronephrosis at 1 month had no significant influence on renal function 1 year after ileal neobladder construction. Limitations include retrospective design, short follow-up periods, and a sample composition. Conclusions The presence of transient hydronephrosis immediately after surgery may have limited influence on renal function 1 year after ileal neobladder construction.http://link.springer.com/article/10.1186/s12894-017-0263-xeGFRHydronephrosisIleal neobladderRadical cystectomyRenal function
spellingShingle Takuma Narita
Shingo Hatakeyama
Takuya Koie
Shogo Hosogoe
Teppei Matsumoto
Osamu Soma
Hayato Yamamoto
Tohru Yoneyama
Yuki Tobisawa
Takahiro Yoneyama
Yasuhiro Hashimoto
Chikara Ohyama
Presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction
BMC Urology
eGFR
Hydronephrosis
Ileal neobladder
Radical cystectomy
Renal function
title Presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction
title_full Presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction
title_fullStr Presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction
title_full_unstemmed Presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction
title_short Presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction
title_sort presence of transient hydronephrosis immediately after surgery has a limited influence on renal function 1 year after ileal neobladder construction
topic eGFR
Hydronephrosis
Ileal neobladder
Radical cystectomy
Renal function
url http://link.springer.com/article/10.1186/s12894-017-0263-x
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AT shingohatakeyama presenceoftransienthydronephrosisimmediatelyaftersurgeryhasalimitedinfluenceonrenalfunction1yearafterilealneobladderconstruction
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AT hayatoyamamoto presenceoftransienthydronephrosisimmediatelyaftersurgeryhasalimitedinfluenceonrenalfunction1yearafterilealneobladderconstruction
AT tohruyoneyama presenceoftransienthydronephrosisimmediatelyaftersurgeryhasalimitedinfluenceonrenalfunction1yearafterilealneobladderconstruction
AT yukitobisawa presenceoftransienthydronephrosisimmediatelyaftersurgeryhasalimitedinfluenceonrenalfunction1yearafterilealneobladderconstruction
AT takahiroyoneyama presenceoftransienthydronephrosisimmediatelyaftersurgeryhasalimitedinfluenceonrenalfunction1yearafterilealneobladderconstruction
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