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What Causes Dengue Fever? Dengue fever is caused by four similar viruses spread by mosquitoes of the genus Aedes, which are common in tropical and subtropical areas worldwide. When an Aedes mosquito bites a person who's been infected with a dengue virus, the mosquito can become a carrier of the virus. If this mosquito bites someone else, that ...
Oct 5, 2022 · Dengue (DENG-gey) fever 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. The severe form of dengue fever, also called dengue hemorrhagic fever, can cause serious bleeding, a sudden drop in blood pressure (shock) and death.
Apr 23, 2024 · Most people with dengue have mild or no symptoms and will get better in 1–2 weeks. Rarely, dengue can be severe and lead to death. If symptoms occur, they usually begin 4–10 days after infection and last for 2–7 days. Symptoms may include: high fever (40°C/104°F) severe headache. pain behind the eyes.
Jun 6, 2022 · What causes dengue fever? Dengue fever is caused by one of four dengue viruses. When a mosquito infected with the dengue virus bites you, the virus can enter your blood and make copies of itself. The virus itself and your immune system’s response can make you feel sick.
- Dengue viruses are spread to people through the bite of an infected Aedes species (Ae. aegypti or Ae. albopictus) mosquito. These mosquitoes also spread Zika, chikungunya, and other viruses.
- Dengue is common in more than 100 countries around the world.
- Forty percent of the world’s population, about 3 billion people, live in areas with a risk of dengue. Dengue is often a leading cause of illness in areas with risk.
- Each year, up to 400 million people get infected with dengue. Approximately 100 million people get sick from infection, and 22,000 die from severe dengue.
May 11, 2022 · PDF. Share. Tools. Dengue is the disease caused by 1 of 4 distinct, but closely related dengue viruses (DENV-1–4) that are transmitted by Aedes spp. mosquito vectors. It is the most common arboviral disease worldwide, with the greatest burden in tropical and sub-tropical regions.
Sep 13, 2019 · Due to the increase in the number of dengue cases, it correlates with high morbidity and mortality in children, especially schoolgoing children and adolescents who are more prone to infection. In addition, the combination of NS1 Ag and IgM Ab ELISA can help in early and accurate diagnosis and management of dengue fever.
