Comparison Between Percutaneous Nephrolithotomy and Retrograde Flexible Nephrolithotripsy in Obese Patients with 2 - 4 cm Renal Stones

AuthorMorteza Hamidien
AuthorSeyed Saeed Tamehri Zadehen
AuthorAli Samadien
AuthorFarshad Namdarien
AuthorAlireza Khajavien
AuthorAlimohammad Fakhr Yasserien
AuthorSeyed Mohammad Kazem Aghamiren
OrcidSeyed Mohammad Kazem Aghamir [0000-0003-1611-0362]en
Issued Date2022-11-30en
AbstractBackground: Nowadays, because of remarkable advancements in retrograde intrarenal surgery (RIRS), modest attention toward this procedure as the second or alternative choice for renal stones treatment has been drawn. Objectives: In the present study, we compared RIRS and percutaneous nephrolithotomy (PCNL) outcomes in treating obese patients with 2 - 4 cm renal stones. Methods: Eighty-two patients who underwent PCNL (n = 40) and RIRS (n = 42) between June 2015 and December 2018 at the Department of Urology of Sina Hospital were enrolled in our retrospective cohort study. Results: After the first surgery session, stone-free rates for the RIRS group were 92.9% and for the PCNL group was 95% (P value = 0.52). The mean operation time for the RIRS and PCNL groups were 71.6 ± 11 and 93.3 ± 12.2, respectively (P < 0.001). The hospitalization stay for all of the PCNL group was more than 1 day (mean = 2.5 days); however, that for the majority of the RIRS group was less than 1 day (P < 0.001). The analgesic use in the RIRS group was significantly lower than in the PCNL group (9.0 ± 5.5, 61.8 ± 13.6, respectively; P < 0.001). The overall complication rates were higher in the RIRS group. However, none of them were statically significant (P > 0.05). Conclusions: According to satisfactory outcomes obtained in the RIRS groups, it can be concluded that RIRS can be applied as an alternative or even the first choice in obese patients with 2 - 4 cm renal stones.en
DOIhttps://doi.org/10.5812/numonthly-132180en
KeywordRetrograde Intrarenal Surgery (RIRS)en
KeywordPercutaneous Nephrolithotomy (PCNL)en
KeywordStone-free Rate (SFR)en
KeywordObese Patientsen
KeywordRenal Stoneen
PublisherBrieflandsen
TitleComparison Between Percutaneous Nephrolithotomy and Retrograde Flexible Nephrolithotripsy in Obese Patients with 2 - 4 cm Renal Stonesen
TypeResearch Articleen

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