例1 男,14天。因全身肤黄5天,排茶色尿1天入院。系第5胎第5产,足月顺产,母孕期健康。其母第1胎(女),生后7个月因紫癜、浮肿和无尿死亡;第3胎(男),生后15天因血尿、肤黄死亡,诊断“HUS”。父母非近亲婚配。家族无类似疾病。体检:T37.3℃,全身皮肤黄染,胸腹有散在针尖状出血点。巩膜黄,唇不绀。心率144次/分,律齐,心尖区Ⅰ-Ⅱ级收缩期杂音。肺无罗音。肝肋下2cm,脾 Example 1 male, 14 days. Due to body yellow 5 days, row of brown urine 1 day admission. Department of the 5th birth of the fifth birth, term full-term, pregnant during pregnancy. Her mother’s first child (female), seven months after birth due to purpura, edema and anuria death; third child (male), 15 days after birth hematuria, skin yellow death, the diagnosis of “HUS.” Parents non-relatives marriage. The family has no similar disease. Physical examination: T37.3 ℃, yellow skin, chest and abdomen scattered in the needle-like bleeding point. Sclera yellow, lips cyanosis. Heart rate 144 beats / min, law Qi, Ⅰ-Ⅱ systolic murmur apex area. Lung non-rales. Liver ribs 2cm, spleen