1病例患者女,17岁,学生。主因发热4 d伴皮疹3 d于2007年12月25日入院。入院前4 d无明确诱因出现发热,最高体温38·5℃,乏力,食欲减退,次日自头部开始出现散在的充血性斑疹、斑丘疹、水疱疹,继之面部四肢也出现且逐渐增多并伴搔痒,皮疹主要分布于躯干及头面部。在当地医院口服阿 1 case patient female, 17 years old, student. Main fever 4 d with rash 3 d on December 25, 2007 admission. 4 d before admission, there is no clear incentive to cause fever, the maximum temperature of 38.5 ℃, fatigue, loss of appetite, the next day from the head began to appear congestive rash, rash, water blisters, followed by facial limbs also appeared and gradually Increased and accompanied itching, rashes mainly in the trunk and head and face. Oral at a local hospital