尿路感染的实验室诊断进展

摘要

Urinary tract infection (UTI)is a commonly encountered disease during routine clinical care. In the mean time, it is also a commonly encountered hospital acquired infection. UTI possesses various clinical symptoms, and usually the symptoms are atypical. The detection of leukocyturia and bacteriuria is an essential index for screening and confirmatory diagnosis of UTI. This article summarized the pathogenesis of UTI, diagnostic criteria, clinical significance and application evaluation of detection of the WBC and bacteria in urine.%尿路感染是临床常见病和多发病,同时也是最常见的医院获得性感染.尿路感染的临床表现多样,症状不典型,白细胞尿和菌尿的检出是其筛检和确诊的重要指标.本文结合尿路感染的发病机制、诊断标准,对尿中白细胞和细菌检验项目和技术的临床意义及应用评价做了简要概述.