999年8月7日,太湖县晋熙镇南元村发生一起家庭聚餐误食亚硝酸盐引起食物中毒,现将调查情况报告如下:1　中毒经过及临床症状1999年8月7日中午1:00,本县晋熙镇南元村城南组村民杨某家办喜宴,18人进餐,15人发病。其中男性6人,女性9人;年龄最大的54岁,最小的7岁。潜伏期最短不到0.5 August 7, 1999, Taihu County, Jinxi Town, South Village, a family meal eating nitrite caused food poisoning, the investigation is now reported as follows: 1 poisoning and clinical symptoms August 7, 1999 at noon 1: 00, the county town of South Jin Yuan Chengnan group Yangmou villagers do weddings, 18 people dining, 15 onset. Including 6 males and 9 females; the youngest 54 years old, the youngest 7 years old. Latency less than 0.5