日本血吸虫病是一种世界性分布危害严重的人兽共患寄生虫病。我国只有日本血吸虫,主要分布于长江流域及其以南的12个省、市、自治区。目前我国尚有76万左右病人,近年来病原学诊断技术的改进,B型超声波辅助诊断方法渐趋标准化,核酸探针和PCR技术的引入,推动了血吸虫病诊断学的发 Schistosomiasis japonica is a zoonotic parasitic disease with serious worldwide distribution. China has only Schistosoma japonicum, mainly distributed in the Yangtze River Basin and south of its 12 provinces, municipalities and autonomous regions. At present, there are still about 760,000 patients in our country. In recent years, the etiological diagnosis technique has been improved. The B-mode ultrasound-assisted diagnosis method has been gradually standardized. The introduction of nucleic acid probe and PCR technique has promoted the development of schistosomiasis diagnosis