Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney

Introduction. Obstruction of the pyeloureteral junction is the most common anomaly of the upper urinary tract. Irrespective of the causes, narrowing of the ureteropelvic junction leads to abnormal urine outflux, increased intrarenal pressure, gradual sclerosis of renal parenchyma, loss of kidney fun...

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Main Authors: D. I. Laletin, M. A. Firsov, V. Y. Bodyagin, E. A. Bezrukov, P. A. Simonov
Format: Article
Language:Russian
Published: ABV-press 2022-06-01
Series:Андрология и генитальная хирургия
Subjects:
Online Access:https://agx.abvpress.ru/jour/article/view/568
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author D. I. Laletin
M. A. Firsov
V. Y. Bodyagin
E. A. Bezrukov
P. A. Simonov
author_facet D. I. Laletin
M. A. Firsov
V. Y. Bodyagin
E. A. Bezrukov
P. A. Simonov
author_sort D. I. Laletin
collection DOAJ
description Introduction. Obstruction of the pyeloureteral junction is the most common anomaly of the upper urinary tract. Irrespective of the causes, narrowing of the ureteropelvic junction leads to abnormal urine outflux, increased intrarenal pressure, gradual sclerosis of renal parenchyma, loss of kidney function. In some cases, obstruction of the ureteropelvic junction can be accompanied by dystopic kidney, nephroptosis, abnormal location of the main and accessory renal vessels which requires correction of the standard surgical treatment.The study objective is to evaluate the effectiveness of combination of laparoscopic pyeloplasty with kidney transposition and nephropexy in obstruction of the pyeloureteral junction of a dystopic kidney.Materials and methods. Medical records of 8 patients who underwent surgery in the Kracnoyarsk Regional Clinical Hospital between 2017 and 2021 were analyzed. Obstruction of the pyeloureteral junction was confirmed clinically by ultrasound of the kidneys, excretory retrograde pyelography, contrast-enhanced spiral computed tomography.Results. In all of the 8 patients, lumbar dystopia of the affected kidney was diagnosed, in 25 % pathology was accompanied by nephroptosis, in 50 % of cases by abnormal location of the main and accessory renal vessels. All patients underwent laparoscopic plastic surgery of the pyeloureteral junction per Anderson–Hynes with antegrade ureter stenting, kidney transposition, nephropexy. Mean operative time was 190 ± 39 min, no intraoperative blood loss was observed. Ureteral catheter was removed at day (6.3 ± 2.2). Hospital length of stay was 9.3 ± 3.7 days. In 1 patient, postoperative period was complicated by suture breakage in the posterior wall of the pyeloureteral anastomosis which required repeat laparoscopy to correct suture defect. Time of ureteral stent implantation was 34.6 ± 8.5 days. Control examination showed full remission of pain syndrome. Excretory urography showed full outflow of the contrast agent after examination with furosemide in 100 % of cases.Conclusion. Combination of laparoscopic plastic surgery of the pyeloureteral segment with kidney transposition and nephropexy is an effective minimally invasive operation for treatment of ureteropelvic junction stricture of a dystopic kidney.
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spelling doaj.art-2cbc7a96dec84e308d94faff15ad9b862023-03-13T07:15:11ZrusABV-pressАндрология и генитальная хирургия2070-97812022-06-01232788210.17650/2070-9781-2022-23-2-78-82463Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidneyD. I. Laletin0M. A. Firsov1V. Y. Bodyagin2E. A. Bezrukov3P. A. Simonov4Prof. V.F. Voino-Yasenetsky Krasnoyarsk State Medical University, Ministry of Health of Russia; Regional Clinical HospitalProf. V.F. Voino-Yasenetsky Krasnoyarsk State Medical University, Ministry of Health of Russia; Regional Clinical HospitalProf. V.F. Voino-Yasenetsky Krasnoyarsk State Medical University, Ministry of Health of RussiaProf. V.F. Voino-Yasenetsky Krasnoyarsk State Medical University, Ministry of Health of Russia; I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia (Sechenov University)Regional Clinical HospitalIntroduction. Obstruction of the pyeloureteral junction is the most common anomaly of the upper urinary tract. Irrespective of the causes, narrowing of the ureteropelvic junction leads to abnormal urine outflux, increased intrarenal pressure, gradual sclerosis of renal parenchyma, loss of kidney function. In some cases, obstruction of the ureteropelvic junction can be accompanied by dystopic kidney, nephroptosis, abnormal location of the main and accessory renal vessels which requires correction of the standard surgical treatment.The study objective is to evaluate the effectiveness of combination of laparoscopic pyeloplasty with kidney transposition and nephropexy in obstruction of the pyeloureteral junction of a dystopic kidney.Materials and methods. Medical records of 8 patients who underwent surgery in the Kracnoyarsk Regional Clinical Hospital between 2017 and 2021 were analyzed. Obstruction of the pyeloureteral junction was confirmed clinically by ultrasound of the kidneys, excretory retrograde pyelography, contrast-enhanced spiral computed tomography.Results. In all of the 8 patients, lumbar dystopia of the affected kidney was diagnosed, in 25 % pathology was accompanied by nephroptosis, in 50 % of cases by abnormal location of the main and accessory renal vessels. All patients underwent laparoscopic plastic surgery of the pyeloureteral junction per Anderson–Hynes with antegrade ureter stenting, kidney transposition, nephropexy. Mean operative time was 190 ± 39 min, no intraoperative blood loss was observed. Ureteral catheter was removed at day (6.3 ± 2.2). Hospital length of stay was 9.3 ± 3.7 days. In 1 patient, postoperative period was complicated by suture breakage in the posterior wall of the pyeloureteral anastomosis which required repeat laparoscopy to correct suture defect. Time of ureteral stent implantation was 34.6 ± 8.5 days. Control examination showed full remission of pain syndrome. Excretory urography showed full outflow of the contrast agent after examination with furosemide in 100 % of cases.Conclusion. Combination of laparoscopic plastic surgery of the pyeloureteral segment with kidney transposition and nephropexy is an effective minimally invasive operation for treatment of ureteropelvic junction stricture of a dystopic kidney.https://agx.abvpress.ru/jour/article/view/568hydronephrosisdystopic kidneypyeloplastynephropexyureteropelvic junction stricture
spellingShingle D. I. Laletin
M. A. Firsov
V. Y. Bodyagin
E. A. Bezrukov
P. A. Simonov
Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney
Андрология и генитальная хирургия
hydronephrosis
dystopic kidney
pyeloplasty
nephropexy
ureteropelvic junction stricture
title Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney
title_full Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney
title_fullStr Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney
title_full_unstemmed Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney
title_short Combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney
title_sort combination of plastic surgery of the pyeloureteral junction with kidney transposition and nephropexy in hydronephrosis of a dystopic kidney
topic hydronephrosis
dystopic kidney
pyeloplasty
nephropexy
ureteropelvic junction stricture
url https://agx.abvpress.ru/jour/article/view/568
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