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O157:H7大肠杆菌感染是近年新发现的传染病。其病原是O157:H7大肠杆菌,传染源是带菌的畜(主要是牛羊猪)、禽(鸡鸭)。传播途径有三:一是以食源性传播为主,即通过牛肉、牛奶、酸奶和受污染的蔬菜、果汁等传播;二是饮水污染,通过游泳池污染也可感染发病;三是人与人之间的接触而感染。
O157: H7 Escherichia coli infection is a newly discovered infectious disease in recent years. The pathogen is O157: H7 Escherichia coli, the source of infection is carrying livestock (mainly sheep and pigs), poultry (chickens and ducks). There are three routes of transmission: First, food-based transmission, that is, through the beef, milk, yogurt and contaminated vegetables, fruit juice spread; Second, drinking water pollution, pollution can also be infected through the swimming pool; Third, the human and the Infection between the contacts.