How are HBV and HAV spread?
An HBV-infected man can spread the virus to another person by - having unprotected anal or vaginal sex
- sharing needles for drugs, piercing, or tattooing
- coming in contact with the infected person's open sores or blood
- sharing toothbrushes, razors, nail clippers, etc.
- biting another person
HBV can also be spread by living in a household with a chronically infected person. HAV is usually transmitted from particles of fecal material too small to be seen, for example, by eating or drinking contaminated food or water or during sex. HBV can also be spread by living in a household with a chronically infected person 请问以上这句话怎么理解?
[此贴子已经被作者于2007-5-20 8:08:40编辑过]
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发表于 2007-5-20 21:07
