Veical transmission of HIV is most common in
Veical transmission to the neonates is about 14-25% Transmission of HIV2 is less frequent than HIV1 Transplacental transmission 20% before 36 weeks, over 80% occur around the time of labor and delivery Risk of veical transmission is directly related to maternal viral load and inversely to the maternal immune status Maternal antiretroviral therapy reduces the risk of veical transmission by 70%. Ref: Dutta Obs 9e pg 282.
1st trimester
2nd trimester
3rd trimester
During labour
Medical, surgical and gynaecological illness complicating pregnancy