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As cases rise around the world, U.S. health officials are warning Americans about dengue fever, a potentially fatal disease carried by mosquitoes. The disease, which includes symptoms such as a ...
Dengue virus has four confirmed serotypes; infection with one type usually gives lifelong immunity to that type, but only short-term immunity to the others. Subsequent infection with a different type increases the risk of severe complications. [9] The symptoms of dengue resemble many other diseases including malaria, influenza, and Zika. [10]
Arthropods are common vectors of disease.A vector is an organism which spreads disease-causing parasites or pathogens from one host to another. Invertebrates spread bacterial, viral and protozoan pathogens by two main mechanisms.
The Mayo Clinic states it "is a mosquito-borne illness that occurs in tropical and subtropical areas of the world. Mild dengue fever causes a high fever and flu-like symptoms.
Dengue fever is caused by infection through viruses of the family Flaviviridae. The illness is most commonly transmitted by Aedes aegypti mosquitoes in tropical and subtropical regions. [54] Dengue virus has four different serotypes, each of which are antigenically related but have limited cross-immunity to reinfection. [55]
Similarly, about one in four people who contract dengue develop symptoms lasting two to seven days, but symptoms are usually mild and may include fever, rash, nausea, vomiting, muscle pain, joint ...
It’s virtually impossible for doctors to diagnose a mosquito-borne illness on symptoms alone. “West Nile and Eastern equine encephalitis can cause the same presentation,” Staples said.
Mayaro virus disease is a mosquito-borne zoonotic pathogen endemic to certain humid forests of tropical South America. Infection with Mayaro virus causes an acute, self-limited dengue-like illness of 3–5 days' duration. [1] The causative virus, abbreviated MAYV, is in the family Togaviridae, and genus Alphavirus.