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小肠结肠炎耶尔森氏菌广泛地分布在有生命和无生命的外界环境中,包括粪便,食物和水。这种细菌已经从猪,狗,兔,灰鼠,牛,羊,马,鹿,猫,河鲤,浣熊,各种鸟类和牡蛎等动物中分离到,也曾从未经氯化处理好的水源中分离到。人类感染该菌时,最常见的临床类型是伴腹痛和无血性腹泻的急性胃肠炎。发热则可有可无。其次最常见的临床表现是假性阑尾炎,肠系膜淋巴腺炎和末端回肠炎。可以各种疾病包括关节炎、败血症、脑膜炎和尿道感染等形式出现。也可出现无症状病例。
Yersinia enterocolitica is widely distributed in both living and inanimate environments, including manure, food and water. This bacterium has been isolated from animals such as pigs, dogs, rabbits, squirrels, cattle, sheep, horses, deer, cats, river carps, raccoons, various birds and oysters, and has never been chlorinated Isolated from the water. The most common clinical type of human infection of the bacterium is acute gastroenteritis with abdominal pain and bloody diarrhea. Fever is dispensable. Second, the most common clinical manifestations are pseudo-appendicitis, mesenteric lymphocytosis and terminal ileitis. It can occur in various diseases including arthritis, sepsis, meningitis and urinary tract infections. Asymptomatic cases can also occur.