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How do I know if I have dengue fever?
What are the symptoms of a dengue infection?
What is severe dengue?
Oct 6, 2021 · To spot the symptoms of dengue fever, first be on the lookout for a high fever that develops 4 to 7 days after a mosquito bit you. Once the fever develops, you may also notice flu-like symptoms, such as joint and muscle pain, a headache, and nausea.
- Overview
- Symptoms
- Causes
- Risk Factors
- Complications
- Prevention
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. Millions of cases of dengue...
Many people experience no signs or symptoms of a dengue infection. When symptoms do occur, they may be mistaken for other illnesses — such as the flu — and usually begin four to 10 days after you are bitten by an infected mosquito. Dengue fever causes a high fever — 104 F (40 C) — and any of the following signs and symptoms: 1. Headache 2. Muscle, ...
Dengue fever is caused by any one of four types of dengue viruses. You can't get dengue fever from being around an infected person. Instead, dengue fever is spread through mosquito bites. The two types of mosquitoes that most often spread the dengue viruses are common both in and around human lodgings. When a mosquito bites a person infected with a...
You have a greater risk of developing dengue fever or a more severe form of the disease if: 1. You live or travel in tropical areas.Being in tropical and subtropical areas increases your risk of exposure to the virus that causes dengue fever. Especially high-risk areas include Southeast Asia, the western Pacific islands, Latin America and Africa. 2...
Severe dengue fever can cause internal bleeding and organ damage. Blood pressure can drop to dangerous levels, causing shock. In some cases, severe dengue fever can lead to death. Women who get dengue fever during pregnancy may be able to spread the virus to the baby during childbirth. Additionally, babies of women who get dengue fever during pregn...
Vaccine
In areas of the world where dengue fever is common, one dengue fever vaccine (Dengvaxia) is approved for people ages 9 to 45 who have already had dengue fever at least once. The vaccine is given in three doses over the course of 12 months. The vaccine is approved only for people who have a documented history of dengue fever or who have had a blood test that shows previous infection with one of the dengue viruses — called seropositivity. In people who have not had dengue fever in the past (ser...
Prevent mosquito bites
The World Health Organization stresses that the vaccine is not an effective tool on its own to reduce dengue fever in areas where the illness is common. Preventing mosquito bites and controlling the mosquito population are still the main methods for preventing the spread of dengue fever. If you live in or travel to an area where dengue fever is common, these tips may help reduce your risk of mosquito bites: 1. Stay in air-conditioned or well-screened housing.The mosquitoes that carry the deng...
Jun 6, 2022 · What are the symptoms of dengue fever? Most dengue infections don’t cause symptoms. If you do have symptoms, high fever (104°F/40°C) is typical, along with: Rash. Intense pain behind your eyes. Nausea or vomiting. Muscle, bone and joint pain. Dengue fever symptoms start to appear four to 10 days after a mosquito bite and can last three to ...
May 14, 2024 · Symptoms. The most common symptom of dengue is fever with any of the following: Aches and pains (eye pain, typically behind the eyes, muscle, joint, or bone pain) Nausea, vomiting. Rash. Any warning sign. Common symptoms of dengue. Mild symptoms of dengue can be confused with other illnesses that cause fever.
May 14, 2024 · Fever typically lasts 2–7 days and can be biphasic. Other signs and symptoms may include severe headache, retro-orbital pain, myalgia and arthralgia, macular or maculopapular rash; and minor hemorrhagic manifestations including petechia, ecchymosis, purpura, epistaxis, gingival bleeding, hematuria, or a positive tourniquet test result.
Sep 24, 2023 · Severe joint and muscle pain. Fatigue. Nausea. Vomiting. Skin rash, which appears two to five days after the onset of fever. Mild bleeding (such a nose bleed, bleeding gums, or easy bruising ...
Aug 11, 2021 · Dengue fever symptoms. If you develop dengue fever, symptoms usually begin about 4 to 10 days after the initial infection. In many cases, symptoms will be mild. They may be mistaken for symptoms ...
