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目的在CT影像上估测梗阻性输尿管结石的大小对于临床上诊治肾绞痛病人非常重要。本研究旨在应用熟知的数字影像处理步骤,建立一种不受阅片者影响的泌尿系结石分割算法,并由几名阅片者据此估测大小以验证其有效
Objective To estimate the size of obstructive ureteral calculi in CT images is very important for clinical diagnosis and treatment of patients with renal colic. The purpose of this study is to establish a method of segmentation of urinary stones that is unaffected by the reader by applying well-known digital image processing steps and to estimate the size by several readers