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  • Context (DTE): According to WHO, Dengue cases have increased globally due to the impact of El-Nino.
  • It is a Vector-Borne Disease (VBD) caused by the dengue virus (Genus Flavivirus).
  • Transmission: Dengue viruses are spread among humans through the bite of an infected Aedes species (Ae. Aegypti or Ae. Albopictus) mosquito that also transmits chikungunya, yellow fever, and Zika infection.
  • Symptoms: Fever, aches, pains, rashes, nausea, vomiting, severe bone, joint, and muscle pain, etc.
  • Treatment: There is no specific medicine to treat dengue. It is treated based on its symptoms.

Dengue death toll

  • Vector-Borne Disease (VBD are diseases caused by parasites, viruses, and bacteria, that are transmitted by vectors.
  • Vectors are living organisms that can transmit infectious pathogens between humans, or from animals to humans, e.g. mosquitoes, black flies, etc.
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