患儿,女,7岁。因发烧伴双下肢疼痛二天入院。入院前三天无明显原因出现腹痛,腹泻,日四次,为黄色稀便,无粘液脓血,便时无坠胀感。即在当地乡医院治疗,口服西药及静脉输液(药名不详)1天,上症消失。但发现双下肢仲面出现红色出血点。为绿豆和米粒大小。二天后开始发烧,测体温38℃,并感双下肢疼痛,不能站立及行走,且精神食欲均差,故来我院门诊,以“过敏性紫癜”收入院。背入病房。 Children, female, 7 years old. Due to fever with lower extremity pain two days admission. Three days before admission, no obvious reason for abdominal pain, diarrhea, four times a day, yellow loose stools, no mucus purulent blood, then there is no feeling of bulge. That is, in the local township hospital treatment, oral administration of western medicine and intravenous fluids (unknown drug name) 1 day, the symptoms disappear. However, there was a red bleeding point in both lower extremities. For mung bean and rice grain size. Two days after the onset of fever, body temperature measured 38 ℃, and sense of lower extremity pain, can not stand and walk, and mental appetite are poor, so to our hospital clinic to “allergic purpura” income homes. Back into the ward.