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据朝阳市某学校报告,有数名住宿生发生腹泻,腹泻物为黏液脓血便,经过流行病学调查和实验室检验,确定为一起福氏志贺氏菌5b型感染引起的细菌性食物中毒。1流行病学调查从10月9日起累计发病学生47例,发病率为31.2%;病例潜伏期最短为1 d,最长为7 d;临床症状以腹痛、腹泻、
According to a report from a school in Chaoyang City, a few students reported diarrhea and diarrhea with mucus and sepsis. After epidemiological investigation and laboratory tests, they identified a bacterial food poisoning caused by Shigella flexneri 5b infection. 1 epidemiological survey from October 9 cumulative incidence of 47 cases of students, the incidence rate was 31.2%; the shortest case latency of 1 d, up to 7 days; clinical symptoms of abdominal pain, diarrhea,