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Mosquito Borne Disease

What are mosquito borne diseases?

  • A viral disease that’s spread by infected mosquitoes.
  • Such diseases include the West Nile virus, eastern encephalomyelitis (EEE), St. Louis encephalitis (SLE), La Crosse encephalitis, and western equine encephalitis (WEE).
  • The West Nile virus and the eastern encephalitis are covered most by the media.
  • Most of these infections have no signs or symptoms.

Signs or Symptoms

  • Fever
  • Headache
  • Body aches
  • Nausea
  • Vomiting
  • Rash
  • Convulsions
  • Coma
  • Paralysis
    • Paralysis of the facial muscles has occurred among those infected with the West Nile virus

Incubation and Contagious Period

  • Incubation periods include:
    • West Nile virus                  5 to 15 days
    • EEE                                   3 to 10 days
    • SLE                                    4 to 14 days
    • La Crosse encephalitis       5 to 15 days
    • WEE                                  2 to 10 days
  • These infections are not contagious.

How is the disease spread?

  • The disease is spread from a bite of an infected mosquito and the West Nile virus may be spread through blood transfusions.

How is the disease controlled?

  • Avoid mosquito bites.
  • Use insect repellents containing DEET.
  • Stay indoors during the dusk and dawn hours of the day, when mosquitoes are most active.
  • If you’re going to be outside, then it’s best to wear long sleeves and pants whenever possible.
  • Check all windows for any holes in the screens that would allow mosquitoes to get inside the house.
  • Empty any standing water from wading pools, buckets, pet dishes, flowerpots, and other sources that attract mosquitoes.

Caregiver, Teacher, and Family Roles

  • Follow public health recommendations about preventing mosquito bites.
  • Share all information about the disease.

Group Settings

  • It is unnecessary to exclude children from group settings unless the child is unable to participate, show any signs or symptoms, or has a change in behavior.
  • Readmit children to group settings after the child is able to participate and function normally.


Information on this site is intended for Angel Kids Pediatrics patients only. Always consult your doctor before beginning, modifying, or discontinuing any treatment plan.

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