Dengue virus infection during pregnancy increased the risk for any neurologic congenital anomaly in the infant by roughly 50% and for other congenital malformations of brain 4-fold. Our results show an association between dengue during pregnancy and congenital anomalies of the brain, suggesting that flaviviruses other than Zika virus are associated with such malformations.
Keywords: birth defects; congenital anomalies; dengue; dengue virus; neurologic malformations; pregnancy; vector-borne infections; viruses.