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Division of Vector-Borne Infectious Diseases Dengue: Clinical Manifestations and Epidemiology

 
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Dengue Virus

  • Causes dengue and dengue hemorrhagic fever
  • Is an arbovirus
  • Transmitted by mosquitoes
  • Composed of single-stranded RNA
  • Has 4 serotypes (DEN-1, 2, 3, 4)
The dengue virus causes dengue and dengue hemorrhagic fever. It is an arbovirus, and within this group it is a flavivirus, in the same family as the viruses that cause yellow fever, St. Louis encephalitis, West Nile fever, and Japanese encephalitis. All these viruses are transmitted by mosquitoes. The dengue virus is composed of single-stranded RNA, and it has four serotypes, known as DEN-1, 2, 3, and 4.

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This page last reviewed February 13, 2002

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National Center for Infectious Diseases |
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