患者,男,21岁,农民,住院号8415131。因寒战、高热10天,两下肢瘀斑3天,呕血100毫升,于1984年5月25日入院。患者入院前10天下午突起寒战、高热、头痛、纳差,以后每日下午寒战、高热,入院前3天两下肢出现瘀斑,上腹部疼痛,解黑便1次。入院当天上午呕鲜血约100毫升,门诊以“原发性血小板减少性紫癜”收住院。体检:体温39℃,贫血貌,两下肢见不对称紫癜,脾肋下2厘米,质Ⅱ°,肝 Patient, male, 21 years old, farmer, hospital number 8415131. Due to chills, fever 10 days, two legs ecchymosis 3 days, hematemesis 100 ml, was admitted to hospital on May 25, 1984. Ten days before admission, patients had cholera, fever, headache and anorexia in the afternoon before admission. After the afternoon chills and fever, they developed ecchymosis and pain in the lower extremities three days before admission. On the day of admission, vomit blood about 100 ml, the clinic to “primary thrombocytopenic purpura” admitted to hospital. Physical examination: body temperature 39 ℃, anemia appearance, both lower extremity see asymmetric purpura, spleen ribs 2 cm, quality Ⅱ °, liver