Search results
May 14, 2024 · Symptoms. The most common dengue symptom is fever with: Aches and pains (eye pain, typically behind the eyes, muscle, joint, or bone pain) Nausea, vomiting. Rash. Any warning sign. Keep Reading: Symptoms of Dengue and Testing. When to expect symptoms. Symptoms of dengue usually begin within 2 weeks after being bitten by an infected mosquito.
- Key Facts
- Overview
- Symptoms
- Diagnostics and Treatment
- Global Burden
- Transmission
- Risk Factors
- Prevention and Control
- Who Response
Dengue is a viral infection transmitted to humans through the bite of infected mosquitoes.About half of the world's population is now at risk of dengue with an estimated 100–400 million infections occurring each year.Dengue is found in tropical and sub-tropical climates worldwide, mostly in urban and semi-urban areas.While many dengue infections are asymptomatic or produce only mild illness, the virus can occasionally cause more severe cases, and even death.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. Some people develo...
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: 1. high fever (40°C/104°F) 2. severe headache 3. pain behind the eyes 4. muscle and joint pains 5. nausea 6. v...
There is no specific treatment for dengue. The focus is on treating pain symptoms. Most cases of dengue fever can be treated at home with pain medicine. Acetaminophen (paracetamol) is often used to control pain. Non-steroidal anti-inflammatory drugs like ibuprofen and aspirin are avoided as they can increase the risk of bleeding. For people with se...
The incidence of dengue has grown dramatically around the world in recent decades, with cases reported to WHO increasing from 505 430 cases in 2000 to 5.2 million in 2019. A vast majority of cases are asymptomatic or mild and self-managed, and hence the actual numbers of dengue cases are under-reported. Many cases are also misdiagnosed as other feb...
Transmission through the mosquito bite The dengue virus is transmitted to humans through the bites of infected female mosquitoes, primarily the Aedes aegypti mosquito. Other species within the Aedes genus can also act as vectors, but their contribution is normally secondary to Aedes aegypti. However, in 2023, a surge in local transmission of dengue...
Previous infection with DENV increases the risk of the individual developing severe dengue. Urbanization (especially unplanned), is associated with dengue transmission through multiple social and environmental factors: population density, human mobility, access to reliable water source, water storage practice etc. Community risks to dengue also dep...
The mosquitoes that spread dengue are active during the day. Lower the risk of getting dengue by protecting yourself from mosquito bites by using: 1. clothes that cover as much of your body as possible; 2. mosquito nets if sleeping during the day, ideally nets sprayed with insect repellent; 3. window screens; 4. mosquito repellents (containing DEET...
WHO responds to dengue in the following ways: 1. supports countries in the confirmation of outbreaks through its collaborating network of laboratories; 2. provides technical support and guidance to countries for the effective management of dengue outbreaks; 3. supports countries in improving their reporting systems and capture the true burden of th...
Oct 5, 2022 · 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.
Dec 2, 2021 · Severe dengue is a potentially fatal complication, due to plasma leaking, fluid accumulation, respiratory distress, severe bleeding, or organ impairment. Warning signs are severe abdominal pain,...
Oct 24, 2019 · Severe dengue is a potentially lethal complication which can develop from dengue infections. It is estimated that there are over 50-100 million cases of dengue worldwide each year and 3 billion people living in dengue endemic countries.
- Dengue is mainly transmitted by a mosquito ( Aedes aegypti ) and is distributed across all tropical countries. Ae. aegypti and other species such...
- Dengue fever Dengue causes flu-like symptoms and lasts for 2-7 days. Dengue fever usually occurs after an incubation period of 4-10 days after the...
- There is no vaccine or specific medication for dengue fever. Patients should seek medical advice, rest and drink plenty of fluids. Paracetamol can...
- If you suspect you have dengue you need to see a doctor immediately. To diagnose dengue fever, your doctor will: Evaluate your signs and symptoms;...
- Dengue is spread through the bite of the female mosquito ( Aedes aegypti ). The mosquito becomes infected when it takes the blood of a person infec...
- The mosquitoes thrive in areas close to human population (urban areas). The dengue mosquito lays its eggs in water-filled containers inside the...
- The best preventive measure for areas infested with Aedes mosquito is to eliminate the mosquitoes’ egg laying sites – called source reduction. Lo...
- Protecting yourself from mosquito bites is most effective by reducing exposed skin to mosquitoes to bite on. Long-sleeved clothing and mosquito rep...
Feb 16, 2024 · While most people recover within about a week, severe cases can lead to life-threatening emergencies. Symptoms of severe dengue fever may include: • Severe stomach pain. • Persistent vomiting. • Bleeding from your gums or nose. • Blood in your urine, stool or vomit. • Bleeding under the skin, which might look like bruising.
Aug 11, 2021 · Symptoms. Diagnosis. Treatment. Complications. Prevention. Dengue fever is a disease caused by four dengue viruses spread by the Aedes aegypti mosquito. Once you contract one of the dengue...
