[例1]男，11岁。因发热、头痛10余天，浮肿。尿少2天入院。患儿于10余天前无任何诱因出现发热，体温波动在37.5～39.5℃之间，伴头痛，无咳嗽、气喘。2天前出现尿少、眼睑浮肿，曾在院外诊断为“急性肾炎”，给予对症治疗后病情不见好转。体检：T39℃，P110次／分，R24次／分， [Example 1] Male, 11 years old. Due to fever, headache for more than 10 days, edema. Less urine 2 days admission. Children with fever more than 10 days without any incentives, body temperature fluctuations between 37.5 ~ 39.5 ℃, with headache, no cough, asthma. Urine less than 2 days ago, eyelid edema, had been diagnosed in the hospital as “acute nephritis”, given symptomatic treatment after the disease did not improve. Physical examination: T39 ℃, P110 times / min, R24 times / min,