RISK OF THE FETUS AND NEWBORN INFECTION IN PREGNANT WOMEN WITH HBV- AND HCV-INFECTION
DOI:
https://doi.org/10.11603/1681-2727.2017.2.7994Keywords:
HBV-infection, HCV-infection, vertical transmission, pregnancy, fetus, newborn children.Abstract
The aim of the work – to analyze risk factors of vertical transmission (VT) of hepatitis B virus (HBV) and C (HCV) from mother to child to prevent intrauterine infection (IUI) of the fetus and newborn.
Research results. Replicative form of HBV-infection was diagnosed in 32.4 % of pregnant women, carriering of HBV in 67.6 %. In HCV-infected women replicative form of the disease (61%) dominated, and carriering was established in 39% of patients.
In women with replicative forms of HBV- and HCV-infection (4.4 % and 2.8 % accordingly), high viral load and minimal degree of hepatitis activity reproductive losses (early and late miscarriage), missed abortion were observed.
In 8.7 % of pregnant women with replicating form of HBV-infection, high viral load and minimal cytolysis level delivery was held by cesarean section and all children were born not infected.
Conclusions. Vertical transmission of HBV and HCV occurs in case of high viral load in the third trimester of pregnancy, especially before birth and during natural delivery in such women. The degree of hepatitis activity does not affect the risk of perinatal infection.
In women with replicative forms of HBV- and HCV-infection reproductive losses occurred, probably related to increased penetration of viruses through the placenta.
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