ICD-11

Any condition affecting fetuses or newborns, caused by an infection with a virus.

Congential viral diseases are diseases caused by either the bloodborne transmission of a virus from a pregnant mother to the placenta and her fetus (horizontal infection) or less commonly a direct infection of the membranes and placenta transvaginally across the cervix (vertical transmission) during any point during gestation and through the first 28 days of life The clinical manifestations of these diseases vary depending on the viral agent and gestational age at exposure.

Herpes simplex infection acquired during the perinatal period, normally from active herpes infection of the mother's genital tract, but may also be transmitted in utero.