in utero herpes simplex virus (HSV) infection
In utero Herpes simplex infection usually occurs from transplacental transmission of the Herpes simplex virus. Transplacental intrauterine infection with herpes simplex virus is an extremely rare complication of primary herpes simplex in pregnancy.
Epidemiology
Fetal HSV infection much less common than neonatal HSV infection. The estimated incidence is at ~ 1 in 200,000 deliveries.
Complications
Overwhelming fetal sepsis might result in multi-organ failure, including fetal brain death.