第4题: [单项选择]男性,26岁。到沿海旅游,因进食过海产品,餐后4h突然发热、剧烈腹痛、腹泻、呕吐,大便10余次,呈血水样,偶有粘液血性,无里急后重住院。体检:轻度脱水征,BP12/8kPa(90/60mmHg),腹软有压痛。化验:大便光镜检WBC5~8/HP,RBC10~25/HP,最可能诊断是 A. 霍乱 B. 副霍乱 C. 沙门菌食物中毒 D. 副溶血弧菌食物中毒 E. 细菌性痢疾 参考答案:D 答案解析:厌氧菌侵入途径为肠道,女性生殖道及褥疮等,经阴道手术及不洁流产尤易发生,临床特点为分泌物中有腐败性臭味,常有黄疸及贫血,易形成迁徙性损害。本例符合厌氧菌败血症,肝肿大,肝功能损害,黄疸,提示肝有迁徙性
参考答案: [范文] Dear Steven, Thank you for sending me the birthday card.I got it yesterday. I like it very much.Now I am having my summer holiday.I spend most of the time studying English. When will you come to China I expect to see you again. Xiao Ning