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Dengue Fever Symptoms, Causes, Preventions and Treatment

21 Apr 2023 by Admin
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Dengue fever is a mosquito-borne viral disease that is widespread in tropical and subtropical regions around the world. It is caused by one of four types of dengue viruses, which are transmitted by the bite of an infected Aedes mosquito. Dengue fever is a major public health concern, particularly in areas with high mosquito populations and poor sanitation.

In this blog post, we will discuss the symptoms, causes, preventions, and treatments for dengue fever.

Symptoms of Dengue Fever

The symptoms of dengue fever typically appear 3-7 days after the mosquito bite and can last up to 10 days. The severity of the symptoms can vary from mild to severe. Some of the common symptoms of dengue fever include:

  1. High fever (up to 104°F or 40°C)
  2. Severe headache
  3. Joint and muscle pain
  4. Nausea and vomiting
  5. Rash
  6. Eye pain
  7. Mild bleeding (such as nosebleeds, bleeding gums, or easy bruising)
  8. Fatigue

In severe cases, dengue fever can cause a potentially fatal complication called dengue hemorrhagic fever (DHF). Symptoms of DHF include severe abdominal pain, persistent vomiting, rapid breathing, bleeding gums, and fatigue. DHF can lead to shock, which can be fatal if not treated immediately.

Causes of Dengue Fever

Dengue fever is caused by one of four types of dengue viruses, which are transmitted by the bite of an infected Aedes mosquito. These mosquitoes are most active during the day, especially during early morning and late afternoon. They breed in stagnant water, so areas with poor sanitation and standing water are particularly at risk for dengue fever outbreaks.

Once a mosquito bites a person with dengue fever, it becomes infected with the virus. The virus then replicates in the mosquito's salivary glands, which allows the mosquito to transmit the virus to other people it bites.

Preventions of Dengue Fever

Preventing dengue fever involves both personal and community-based measures. Here are some of the preventive measures that can be taken:

  1. Mosquito control: The most effective way to prevent dengue fever is to control the mosquito population. This can be done by eliminating stagnant water, cleaning up trash and debris, and using mosquito repellents or insecticides.

  2. Wear protective clothing: Wearing long-sleeved shirts and pants, and using mosquito nets and screens, can help prevent mosquito bites.

  3. Avoid mosquito breeding sites: Avoid areas with stagnant water, such as ponds, stagnant pools, and even flower pots.

  4. Practice good hygiene: Wash your hands regularly and keep your living areas clean.

  5. Get vaccinated: There is a vaccine available for dengue fever, which can provide some protection against the disease.

Treatments of Dengue Fever

There is no specific treatment for dengue fever, but supportive care can help alleviate symptoms and prevent complications. Here are some of the treatments that can be used:

  1. Rest and hydration: Rest and hydration are key to managing dengue fever. Patients should rest and drink plenty of fluids to prevent dehydration.

  2. Pain relief: Over-the-counter pain relievers, such as acetaminophen (Tylenol), can help relieve joint and muscle pain.

  3. Avoid certain medications: Patients with dengue fever should avoid nonsteroidal anti-inflammatory drugs (NSAIDs), such as aspirin and ibuprofen, which can increase the risk of bleeding.

  4. Monitor for complications: Patients with severe dengue fever should be closely monitored for complications, such as DHF and shock. In severe cases, hospitalization may be necessary