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旧 Aug 30th, 2012, 12:49     #28
六成新
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疫苗是模拟病毒,使机体产生抗体,一般情况是打过疫苗或得肝炎都会产生抗体,但持续多长时间因人而异。有抗体不一定是感染了,要进一步检查是否有病毒之类活性生物体,记得好象是做PCR,这东西太敏感了,假阳性较多,一般需要重复验证。到底结果是怎么样,还在不断探索之中,现有条件下,感染过了只能不断随访。一般从肝炎到肝癌还有个肝硬化的过程,肝功能会有变化,这也是发现问题的窗口期。
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