After diagnosis at the infection clinic of the Third Affiliated Hospital of Sun Yat-sen University, the eligible patients were enrolled into the group.Each person will sign the informed consent prior to enrollment.
The effectiveness of mother-to-child block of CHB in pregnant women in the middle and later stages of pregnancy has been recognized by the guidelines. TAF, as a newly marketed antiviral drug, has not been conclusively concluded in terms of its efficacy and postpartum safety in preventing mother-to-child transmission in pregnant women.Our purpose is to explore the TAF for CHB the curative effect of pregnant and postnatal security.