The Zika Virus is Flaviviridae, which is spherical with a diameter of about 40 to 70nm and has a coating. The genome is a single strand of plus-strand RNA, which is about 10.8Kb in length, divided into two genotypes, Asian and African, and the current virus in South America is Asian. Because of the serious outbreak of Zika virus in the world now, I would like to introduce you to the distribution of Zika Virus in the world.
Zika Virus disease is currently prevalent in countries and regions such as the Americas, Africa, southeast Asia and Pacific island countries.
Regional distribution prior to 2014: since the virus was discovered in 1947 until 2007, Zika virus disease mainly manifested itself as sporadic, with only 14 confirmed cases of human infection. July 4, 2007, Pacific islands of Micronesia chapel island in 185 cases of fever, headache, rash, conjunctivitis and joint pain and other symptoms of the patients, including 49 cases diagnosed with village card virus infection, no severe or fatal cases. In the years since, cases have been reported in Thailand, Cambodia, Indonesia and New Caledonia in southeast Asia.
In 2013-2014, is located in the south Pacific French Polynesia village card virus outbreak occurs, about 10000 cases of reported cases, including 70 cases of severe cases, including nervous system diseases (Guillain-barre syndrome, meningoencephalitis) or autoimmune disease (thrombocytopenic purpura, leukopenia) complications.
Distribution: since 2015 in May of 2015, Brazil reported the first confirmed village card virus infections, as of the end of January 2016, America has 24 countries and regions have reported local village card virus infections, including: Colombia, Brazil, Bolivia, Barbados, Curacao, the Dominican Republic, Ecuador, El Salvador, French Guiana, Guadeloupe, Guatemala, Guyana, Honduras, Mexico, Martinique, Nicaragua, Haiti, SAN Martin, Puerto Rico, Panama, Paraguay, Suriname, us virgin islands, Venezuela.
Since 2015, the north of the United States, Canada, Asia, Taiwan, China, Europe, Denmark, Finland, Germany, Italy, Portugal, the Netherlands, Spain, Sweden, the UK, Switzerland and other countries and regions, have found that village card virus input cases.
The Chinese mainland and Hong Kong and Macao region have clearly diagnosed and reported three columns village card virus disease cases, are made to go out a village card virus outbreak of epidemic areas was confirmed after returning home, for the imported cases. The first case was found and diagnosed in Jiangxi province. At Guangzhou Baiyun international airport, the fever personnel identified as the second case of imported Zika virus infection in China; The third case was found and diagnosed in Zhejiang province.
You can visit the local health and family planning commission to get a look at the distribution of the latest outbreak. If you must go out to the countries or regions where the Zika virus outbreak is going to occur, be sure to do a good job of mosquito control.