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How many dengue infections are symptomatic?
What is severe dengue?
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May 14, 2024 · Severe dengue can result in shock, internal bleeding, and death. Immediately go to a local clinic or emergency room if you or a family member has any of the following symptoms: Belly pain or tenderness. Vomiting (at least 3 times in 24 hours) Bleeding from the nose or gums. Vomiting blood, or blood in the stool.
- 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...
high fever, possibly as high as 105°F (40°C) pain behind the eyes and in the joints, muscles and/or bones. severe headache. rash over most of the body. mild bleeding from the nose or gums. bruising easily. Dengue fever used to be called "breakbone fever," which might give you an idea of the severe bone and muscle pain it sometimes can cause.
Oct 5, 2022 · Infection may be asymptomatic or present with a broad range of clinical manifestations including a mild febrile illness to a life-threatening shock syndrome. Numerous viral, host, and vector factors are thought to impact risk of infection, disease, and disease severity.
Jun 6, 2022 · Health Library / Diseases & Conditions / Dengue Fever. Dengue fever is an illness spread by the bite of mosquitos infected with one of the dengue viruses. Symptoms are usually flu-like but can worsen to severe dengue (dengue hemorrhagic fever), a life-threatening condition. Getting infected a second time increases your risk of serious symptoms.
May 14, 2024 · Clinical findings include nausea, vomiting, rash, aches and pains, a positive tourniquet test, leukopenia, or any warning sign. Dengue warning signs include abdominal pain or tenderness, persistent vomiting, clinical fluid accumulation, mucosal bleeding, lethargy, restlessness, and liver enlargement.
Symptoms of Dengue and Testing. About symptoms presented by dengue virus infection. Data and Statistics on Dengue in the United States. About facts and statistics related to dengue cases reported in the United States. Areas with Risk of Dengue. About areas around the world with risk of dengue and resources for travelers. For professionals.
