Hepatitis B management in pregnancy has had some changes. The Society for Maternal Fetal Medicine recommends the use of Tenofovir when maternal viral loads are > 6-8 Log 10 copies/ml. C-section is not recommended solely for the prevention of vertical transmission of hepatitis B. All infants delivered to hepatitis B surface antigen positive mothers should receive dual immunoprophylaxis with Hepatitis B vaccine and HBIG within 12 hours of birth. Data from case series 38, SMFM.