对曼氏血吸虫病和埃及血吸虫病的准确的发病率和死亡率直到最近才有所了解。现已开始对这种病造成后果进行有系统的研究。埃及血吸虫引起的尿路病变主要包括膀胱和输尿管的单个的或多个的结节性虫卵肉 The exact morbidity and mortality of Schistosoma mansoni and schistosomiasis in Egypt have not been known until recently. The consequences of this disease have now begun to be systematically studied. Urinary tract diseases caused by Schistosoma japonicum mainly include single or multiple tuberous eggs of the bladder and ureter