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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 · Dengue (break-bone fever) is a viral infection that spreads from mosquitoes to people. It is more common in tropical and subtropical climates. Most people who get dengue will not have symptoms. But for those who do, the most common symptoms are high fever, headache, body aches, nausea, and rash. Most will get better in 1–2 weeks.
Jun 26, 2024 · The primary transmitter of dengue fever is the Aedes aegypti mosquito, known to bite during both day and night. About 1 in 4 people infected with the virus will experience symptoms ranging from mild to severe.
- 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.
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.
Overview. Facts. What is dengue? Dengue is caused by a virus that is mostly transmitted by the bite of female mosquitoes of the species Aedes aegypti. Dengue symptoms range from none to serious flu-like symptoms. A small proportion of people develop severe dengue, which can be fatal.
Jul 20, 2016 · Clinical signs that signal progression to serious disease include cold limb extremities, low pulse, low urine output, signs of mucosal bleeding, and abdominal pain. DHF is indicated by a rising hematocrit (≥20%) and a falling platelet count (>100,000/mm 3 ).
