Prediction of Possible Factors That Affect Stone-Free Rate of Retrograde Intrarenal Surgery; A Multicenter Study

Autor: Oktay ÖZMAN, Cem BAŞATAÇ, Hacı Murat AKGÜL, Önder ÇINAR, Eyüp Burak SANCAK, Cenk Murat YAZICI, Bülent ÖNAL, Haluk AKPINAR
Jazyk: English<br />Turkish
Rok vydání: 2020
Předmět:
Zdroj: Namık Kemal Tıp Dergisi, Vol 8, Iss 3, Pp 398-403 (2020)
Druh dokumentu: article
ISSN: 2587-0262
DOI: 10.37696/nkmj.729445
Popis: Aim: The aim of the study was to evaluate possible factors predicting stone-free status at retrograde intrarenal surgery for renal stones.Materials and Methods: A retrospective multicenter study was performed using data from 513 patients treated between February 2016 and January 2020 at four referral centers in Turkey. The patients were divided into two groups whether they had no residual stone over 3 mm (Group 1) or had residual stones (Group 2). Pre and peroperative parameters were compared in both groups (Table 1). Univariate and multivariate analyzes were performed to identify any factors affecting the stone-free rate (Table 2).Results: Overall stone-free rate was 88.5% (454/513). Lower calyx stones and multipl stones were significantly higher in Group 2 (p=0.006, p=0.02, respectively). Also access sheathless procedure rate was significantly higher and the basket catheter useage rate was significantly lower in Group 2 (p=0.04, p
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