驻西安某校学员大队一食堂,就餐人员中有288人于1984年4月25日至28日突然发生高热、头痛、腹泻等症状,患病者占该食堂就餐人数的80.9％。经流行病学调查及细菌学检验,证明是由鼠伤寒杆菌引起的食物中毒。现将情况报告如下: 一、调查方法及内容: (一)详细了解发病食堂就餐者,临时进餐者的进餐及发病情况。 288 students in the dining establishment of a student stationed in a school in Xi’an suddenly experienced symptoms of fever, headache and diarrhea from April 25 to April 28, 1984, accounting for 80.9% of the canteens dined. The epidemiological investigation and bacteriological tests proved to be food poisoning caused by Salmonella typhimurium. Now the situation is reported as follows: First, the survey methods and content: (a) a detailed understanding of the incident canteen diners, meals and incidence of temporary diners.