Supine mini percutaneous nephrolithotomy in horseshoe kidney

Objective: The percutaneous nephrolithotomy (PCNL) in Horseshoe kidneys (HSK) is usually performed in the prone position, allowing entry through the upper pole and providing good access to the collecting system. However, in patients with normal kidney anatomy, the supine position is reliable and sa...

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Main Authors: Orazio Maugeri, Eugenio Di Grazia, Letterio D'Arrigo, Roberta Agliozzo, Gianluca Calvano, Federica Trovato, Christian Di Gaetano, Giuseppe Trefiletti, Salvatore Privitera, Giorgio Ivan Russo, Sebastiano Cimino
Format: Article
Language:English
Published: PAGEPress Publications 2023-10-01
Series:Archivio Italiano di Urologia e Andrologia
Subjects:
Online Access:https://www.pagepressjournals.org/index.php/aiua/article/view/11605
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author Orazio Maugeri
Eugenio Di Grazia
Letterio D'Arrigo
Roberta Agliozzo
Gianluca Calvano
Federica Trovato
Christian Di Gaetano
Giuseppe Trefiletti
Salvatore Privitera
Giorgio Ivan Russo
Sebastiano Cimino
author_facet Orazio Maugeri
Eugenio Di Grazia
Letterio D'Arrigo
Roberta Agliozzo
Gianluca Calvano
Federica Trovato
Christian Di Gaetano
Giuseppe Trefiletti
Salvatore Privitera
Giorgio Ivan Russo
Sebastiano Cimino
author_sort Orazio Maugeri
collection DOAJ
description Objective: The percutaneous nephrolithotomy (PCNL) in Horseshoe kidneys (HSK) is usually performed in the prone position, allowing entry through the upper pole and providing good access to the collecting system. However, in patients with normal kidney anatomy, the supine position is reliable and safe in most cases, but it is unknown whether the supine position is adequate in patients with HSK. The purpose of this study was to describe the results of PCNL in HSK in three different surgical institutions and to evaluate the impact of supine position during surgery, comparing pre-operative and post-operative data, complications, and stone status after surgery. Material and Methods: Between 2017 and 2022, a total of 10 patients underwent percutaneous renal surgery for stone disease in HSK. All patients were evaluated pre- and post- operatively with non-contrast CT. we evaluated patients (age and gender), stones characteristics (size, number, side, site and density ), and outcomes. The change in haemoglobin, hematocrit, creatinine and eGFr were assessed between the most recent preoperative period and the first postoperative day. Procedure success was defined as stone-free or presence of ≤4 mm fragments (Clinically Insignificant residual Fragments – CIrF). Complications were registered and classified according to Clavien-dindo Grading System, during the 30 - day postoperative period and Clavien scores ≥ 3 were considered as major complications. Statistical analysis was performed using “r 4.2.1” software, with a 5% significance level. we also compared pre-operative and post-operative data using “wilcoxon signedrank test”. Results: No statistical difference was observed between preoperative and post-operative renal function data. At one post operative day CT scan, an overall success rate of 100% was registered. 9/10 patients were completely free from urolithiasis (stone-free rate: 90%), while 1/10 patients had ≤4 mm residual stone fragments (CIrF rate: 10%). No cases of intraoperative complications were registered. Post-operative complications were reported in 1/10 patients. A patient developed urosepsis (defined as SIrS with clinical signs of bacterial infections involving urogenital organs - Clavien-dindo Grade II) after procedure, and was treated with intravenous antibiotic therapy successfully.  Conclusions: This study shows that in patients with HSK mini- PCNL in supine position allows to achieve good stone free rate with a very low morbidity. According to our series, the described technique for PCNL in HSK should be an option. Nevertheless these results must be confirmed by further studies.
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spelling doaj.art-879d4f4e625a40d2aba06204f32ccab82023-10-03T22:59:55ZengPAGEPress PublicationsArchivio Italiano di Urologia e Andrologia1124-35622282-41972023-10-0195310.4081/aiua.2023.11605Supine mini percutaneous nephrolithotomy in horseshoe kidneyOrazio Maugeri0Eugenio Di Grazia1Letterio D'Arrigo2Roberta Agliozzo3Gianluca Calvano4Federica Trovato5Christian Di Gaetano6Giuseppe Trefiletti7Salvatore Privitera8Giorgio Ivan Russo9Sebastiano Cimino10Urology Section, Department of Surgery, University of CataniaEndourology Unit, Casa di Cura Villa Azzurra, Siracusa; Endourology Unit, Casa di Cura Mater Dei, CataniaUrology Unit, Cannizzaro Hospital, CataniaUrology Section, Department of Surgery, University of CataniaUrology Section, Department of Surgery, University of CataniaUrology Section, Department of Surgery, University of CataniaUrology Section, Department of Surgery, University of CataniaUrology Section, Department of Surgery, University of CataniaUrology Section, Department of Surgery, University of CataniaUrology Section, Department of Surgery, University of CataniaUrology Section, Department of Surgery, University of Catania Objective: The percutaneous nephrolithotomy (PCNL) in Horseshoe kidneys (HSK) is usually performed in the prone position, allowing entry through the upper pole and providing good access to the collecting system. However, in patients with normal kidney anatomy, the supine position is reliable and safe in most cases, but it is unknown whether the supine position is adequate in patients with HSK. The purpose of this study was to describe the results of PCNL in HSK in three different surgical institutions and to evaluate the impact of supine position during surgery, comparing pre-operative and post-operative data, complications, and stone status after surgery. Material and Methods: Between 2017 and 2022, a total of 10 patients underwent percutaneous renal surgery for stone disease in HSK. All patients were evaluated pre- and post- operatively with non-contrast CT. we evaluated patients (age and gender), stones characteristics (size, number, side, site and density ), and outcomes. The change in haemoglobin, hematocrit, creatinine and eGFr were assessed between the most recent preoperative period and the first postoperative day. Procedure success was defined as stone-free or presence of ≤4 mm fragments (Clinically Insignificant residual Fragments – CIrF). Complications were registered and classified according to Clavien-dindo Grading System, during the 30 - day postoperative period and Clavien scores ≥ 3 were considered as major complications. Statistical analysis was performed using “r 4.2.1” software, with a 5% significance level. we also compared pre-operative and post-operative data using “wilcoxon signedrank test”. Results: No statistical difference was observed between preoperative and post-operative renal function data. At one post operative day CT scan, an overall success rate of 100% was registered. 9/10 patients were completely free from urolithiasis (stone-free rate: 90%), while 1/10 patients had ≤4 mm residual stone fragments (CIrF rate: 10%). No cases of intraoperative complications were registered. Post-operative complications were reported in 1/10 patients. A patient developed urosepsis (defined as SIrS with clinical signs of bacterial infections involving urogenital organs - Clavien-dindo Grade II) after procedure, and was treated with intravenous antibiotic therapy successfully.  Conclusions: This study shows that in patients with HSK mini- PCNL in supine position allows to achieve good stone free rate with a very low morbidity. According to our series, the described technique for PCNL in HSK should be an option. Nevertheless these results must be confirmed by further studies. https://www.pagepressjournals.org/index.php/aiua/article/view/11605Galdakao modified supine ValdiviaHorseshoe kidneypercutaneous nephrolithotomy
spellingShingle Orazio Maugeri
Eugenio Di Grazia
Letterio D'Arrigo
Roberta Agliozzo
Gianluca Calvano
Federica Trovato
Christian Di Gaetano
Giuseppe Trefiletti
Salvatore Privitera
Giorgio Ivan Russo
Sebastiano Cimino
Supine mini percutaneous nephrolithotomy in horseshoe kidney
Archivio Italiano di Urologia e Andrologia
Galdakao modified supine Valdivia
Horseshoe kidney
percutaneous nephrolithotomy
title Supine mini percutaneous nephrolithotomy in horseshoe kidney
title_full Supine mini percutaneous nephrolithotomy in horseshoe kidney
title_fullStr Supine mini percutaneous nephrolithotomy in horseshoe kidney
title_full_unstemmed Supine mini percutaneous nephrolithotomy in horseshoe kidney
title_short Supine mini percutaneous nephrolithotomy in horseshoe kidney
title_sort supine mini percutaneous nephrolithotomy in horseshoe kidney
topic Galdakao modified supine Valdivia
Horseshoe kidney
percutaneous nephrolithotomy
url https://www.pagepressjournals.org/index.php/aiua/article/view/11605
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