外来患者における血尿の臨床統計

Abstract

Clinical statistical studies on hematuria were performed in outpatients who were seen at our Department, during the 7-year period from 1974 through 1980. Of the 11, 574 outpatients studied, the total number of outpatients with hematuria 1, 705; macroscopic hematuria was found in 446 cases (3.9%) and microscopic hematuria was in 1, 259 cases (10.9%). The most frequent cause of macroscopic hematuria was malignant urinary tumors and that of microscopic hematuria was urinary tract infections. Macroscopic hematuria from the bladder was observed in 42.2% of the 446 cases, and macroscopic hematuria from the kidney followed. Malignant urinary tumors were found in 23.3% of the outpatients with macroscopic hematuria and more frequent in older age group. Macroscopic hematuria was present in 37.1 % of the patients with malignant urinary tumors.