Difference between the preoperative plan and the actual procedure in treatment of staghorn calculi with standard access PCNL under ultrasound guidance

VernacularTitle:标准通道经皮肾镜碎石术前预测方案与术中手术方案差异的分析
Author: Weiguo HU ; Jianxing LI ; Bo YANG ; Xiaobo HUANG ; Xiaofeng WANG
Publication Type:Journal Article
Keywords: Percutaneous nephrolithotomy; Kidney calculi; Surgical management
From: Chinese Journal of Urology 2013;(1):17-19
CountryChina
Language:Chinese
Abstract: Objective To discuss the clinical features and significance of the difference between the preoperative plan and the actual procedure of the treatment of staghorn calculi with standard access PCNL under ultrasound guidance.Methods From Feb 2011 to May 2011,56 patients withsimple staghorn calculi after standard PCNL under ultrasound guidance were enrolled.The same urologist made the operation plan preoperatively and performed the procedure.The difference between the preoperative plan and the actual procedure were analyzed.The factors leading to the difference were evaluated.Results First puncture calyx,the number of access and stage were changed in 9 (16.1％),15 (26.8％),and 10 (17.9％) patients,respectively.The factors leading to the changes include:flexible,compliance,local inflammation of calyx and texture of stone,efficiency of fragmentation.Conclusions The factors which cannot be clearly known preoperatively may change the procedure of PCNL,which is important to know the clinical features and significance of these factors.