患儿,女,5岁。患儿10天前无明显诱因出现水肿,开始为双眼睑水肿,继之颜面、双下肢出现水肿,伴少尿,无发热,无尿频、尿急、尿痛。患儿曾在外院以泌尿系统感染治疗10天,未见好转,于2000年2月16日来我院就诊。体检:体温、脉搏、心率、血压均正常,肝右肋下3ｃｍ,心肺无异常,咽充血, Children, female, 5 years old. Children with no obvious cause of edema 10 days ago, began to double eyelid edema, followed by face, both lower extremities edema, with oliguria, fever, no urinary frequency, urgency, dysuria. Children with urinary tract infection in the hospital outside the hospital for 10 days, no improvement, in February 16, 2000 to our hospital. Physical examination: body temperature, pulse, heart rate, blood pressure were normal, the right rib 3cm, no abnormal heart and lungs, pharyngeal congestion,