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1 day ago · West Nile Virus Disease. The 1,132 WNV disease cases were reported from 358 counties in 42 states and DC; 966 (85%) patients had illness onset during July–September. Median patient age was 63 years, and 61% were male. A total of 862 (76%) patients were hospitalized, and 93 (8%) died.
2 days ago · Zika virus is a flavivirus, part of the same family as yellow fever, West Nile, chikungunya and dengue fever. Zika is primarily transmitted through the bite of an infected Aedes aegypti mosquito.
4 days ago · Arboviral situation summary. In the Region of the Americas, between epidemiological week (EW) 1 and EW 52 of 2022, a total of 3,126,573 cases of arboviral disease were reported. Of those, 2,812,204 ( 90.0 % ) were dengue cases, 273,841 ( 8.8 % ) chikungunya cases, and 40,528 ( 1.3 % ) were Zika cases. Country specific data on case counts and ...
3 days ago · In the Region of the Americas, between epidemiological week (EW) 1 and EW 52 of 2021, a total of 1,430,922 cases of arboviral disease were reported. Of those, 1,269,271 ( 88.7 % ) were dengue cases, 138,399 ( 9.7 % ) chikungunya cases, and 23,252 ( 1.6 % ) were Zika cases. Country specific data on case counts and completeness can be found at ...
5 days ago · When a mosquito bites you, it pierces the skin using a mouthpart called a proboscis to suck up blood. As it feeds, it injects saliva into your skin that can cause a reaction — a bump and itching. But the pests can also spread parasites like malaria and viruses like dengue, West Nile and Zika.
1 day ago · symptoms of zika infection: fever, rash, joint or bone pain, body or muscle pain, painful or red eyes and headache. In previous analyses of these data, a cutoff of 3 or more symptoms was used to define symptomatic infection. The same definition was used in studies of symptoms of West Nile Virus (Custer et al. 2019; Lanteri et al. 2019).
2 days ago · The genus includes additional human-pathogenic viruses such as yellow fever viruses, West Nile viruses, and dengue viruses. During replication, the viral genome is translated into one single polyprotein, which is cleaved by host proteases and the viral NS2B–NS3 serine protease, also known as flavivirin.
