目的调查5067例3岁以下婴幼儿先天性肾盂积水的患病率。
Objective To investigate the prevalence rate of congenital hydronephrosis in 5067 nurseling under 3 years.
用金属探针指示了在输尿管口的长期阻塞(可能是先天性的)。此处明显肾盂积水和输尿管积水由阻塞引起。
A long-standing obstruction (probably congenital) at the ureteral orifice through which the metal probe passes led to the marked hydroureter and hydronephrosis seen here.
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