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烈性传染病天花愈后留有麻子,这是众所周知的。现在天花已被消灭,是不是麻脸就没有了呢?不,儿童时期常见传染病——水痘,也可能形成麻子,不可不防。水痘传染性很强,常在托儿所、幼儿园和人口集中的地方流行,四季均可发病。水痘的病原是水痘病毒,主要通过飞沫传染和接触传染。凡是没有患过水痘的1～5岁小儿,在感染水痘病毒后都可能患水痘。但一次得病能终身免疫。
It is well-known that there is a pockmark of a potent infectious disease after being given a smallpox. Now the smallpox has been eliminated, is it not a pockmarked no? No, childhood common infectious disease - chickenpox, may also form pockmarks, inevitable. Chickenpox contagious, often in nurseries, kindergartens and populated areas popular, can be the incidence of seasons. The cause of chickenpox is a varicella virus, which is transmitted mainly through droplets and contacts. All children aged 1 to 5 who have not had chickenpox may have chickenpox after being infected with the chickenpox virus. But once sick can be lifelong immunization.