1病例资料患者,女,20岁。于2015年1月31日无明显诱因突发头痛,以胀痛为主,进行性加重,伴有恶心呕吐,呕吐物为胃内容物。当日于外院就诊,治疗后症状未见好转,2月2日转入我科。追问家族史,其姐姐妊娠28周时因凝血功能异常于当地医院死亡。患者孕10周,曾于2013年11月因“孕2个月,胎停育”行人工流产术。平素月经规律,否认高血压、糖尿病及其他遗传病史。有青霉素过敏史。入院时查体:神质 1 case information patients, female, 20 years old. On January 31, 2015 no obvious incentive sudden headache, pain-based, progressive increase, accompanied by nausea and vomiting, vomitus for the stomach contents. The same day outside the hospital for treatment, the symptoms did not improve after treatment, February 2 into my department. Family history was questioned, and her sister died at a local hospital due to an abnormal coagulation function at 28 weeks of gestation. Patients were pregnant 10 weeks, in November 2013 because of “pregnant 2 months, childbirth ” artificial abortion. Regular menstruation, denied high blood pressure, diabetes and other genetic history. Have a history of penicillin allergy. Admission examination: God quality