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问:为什么要对新生儿实施乙肝疫苗免疫接种? 答:我国是病毒性肝炎的高发区,有六亿多人感染过乙肝,大约1.2亿人携带乙肝病毒,其中1/4最终会发展成慢性肝病,每年肝病死亡约30万人,其中50％为原发性肝癌。更为严重的是,携带乙肝病毒的母亲约有40％可直接将病毒传染给婴儿,而新生儿感染后很容易成为慢性乙肝病毒携带者,一部分成年后将发展成肝硬变和原发性肝癌,这将严重影响人体的健康素质,因此如果在新生儿中普遍实施乙肝疫苗免疫接种,
Q: Why is it necessary to immunize newborns against hepatitis B vaccine? A: China is a high incidence of viral hepatitis with more than 600 million people infected with hepatitis B and about 120 million people with hepatitis B virus, of which 1/4 will eventually develop chronic Liver disease, annual liver disease death of about 30 million, of which 50% of primary liver cancer. More seriously, about 40% of mothers with hepatitis B virus can directly transmit the virus to infants, but newborns can easily become carriers of chronic hepatitis B virus after infection, and some will develop cirrhosis and primary disease after adulthood Liver cancer, which will seriously affect the health quality of the human body, so if the universal implementation of hepatitis B vaccine in newborns,