Chickenpox in pregnancy: revisited.
نویسندگان
چکیده
Varicella infection during the first and second trimester of pregnancy may increase the risk for congenital varicella syndrome 0.5-1.5% above the baseline risk for major malformation. Third trimester infection may lead to maternal pneumonia which can be life threatening if not treated appropriately. Varicella-zoster immune globulin (VZIG) should be administered as soon as possible preferably within 96 h from exposure to prevent maternal infection or subsequent complications. Later than 96 h, the effectiveness of VZIG has not been evaluated. Neonatal varicella is more severe if maternal rash appears 5 days prior to or 2 days after delivery. The newborn should be given VZIG immediately. Intravenous acyclovir is recommended for maternal pneumonia and severely affected neonate. No controlled study has yet evaluated the effectiveness of acyclovir or valacyclovir for postexposure prophylaxis to pregnant women or neonates. Unlike primary varicella infection in pregnancy, herpes zoster has not been documented to cause complications unless in the disseminated form. The advent of advanced imaging techniques and molecular biotechniques has improved prenatal diagnosis. With increase use of vaccination, the incidence of chickenpox in pregnancy is expected to decline in the future.
منابع مشابه
Congenital varicella syndrome in a monochorionic diamniotic twin pregnancy
Congenital varicella syndrome encompasses a broad spectrum of malformations present in children of mothers who developed chickenpox during the first 20 weeks of gestation. We report a case of a monochorionic diamniotic twin pregnancy, with maternal exposure to chickenpox during the thirteenth week of gestation, which produced one symptomatic and one healthy child.
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ورودعنوان ژورنال:
- Reproductive toxicology
دوره 21 4 شماره
صفحات -
تاریخ انتشار 2006