<unk>  (ZIKV; pronounced or ) is a member of the virus family Flaviviridae. It is spread by daytime-active Aedes mosquitoes, such as A. aegypti and A. albopictus. Its name comes from the Ziika Forest of Uganda, where the virus was first isolated in 1947.<unk>  shares a genus with the dengue, yellow fever, Japanese encephalitis, and West Nile viruses. Since the 1950s, it has been known to occur within a narrow equatorial belt from Africa to Asia. From 2007 to , the virus spread eastward, across the Pacific Ocean to the Americas, leading to the 2015–2016<unk>  epidemic. The infection, known as<unk>  fever or<unk>  disease, often causes no or only mild symptoms, similar to a very mild form of dengue fever. While there is no specific treatment, paracetamol (acetaminophen) and rest may help with the symptoms.<unk>  can spread from a pregnant woman to her baby. This can result in microcephaly, severe brain malformations, and other birth defects.<unk>  infections in adults may result rarely in Guillain–Barré syndrome. In January 2016, the United States Centers for Disease Control and Prevention (CDC) issued travel guidance on affected countries, including the use of enhanced precautions, and guidelines for pregnant women including considering postponing travel. Other governments or health agencies also issued similar travel warnings, while Colombia, the Dominican Republic, Puerto Rico, Ecuador, El Salvador, and Jamaica advised women to postpone getting pregnant until more is known about the risks.
Zika virus
West Nile virus
Sepik virus
Western equine encephalitis virus
Venezuelan equine encephalitis virus
Dengue virus
Muju virus
Rabies virus