Dengue Fever: Diagnosis, Treatment and Prevention

Updated on 29 August 2019

Dengue Fever: Diagnosis, Treatment, and Prevention

One of the most common mosquito-borne diseases, dengue is an enervating, painful viral infection. Caused by a virus transmitted by the female Aedes mosquito, it results in flu-like symptoms. Since the symptoms of ailments like malaria, leptospirosis and typhoid fever resemble that of dengue, diagnosis becomes a little difficult. Mostly occurring in the tropical and sub-tropical areas, dengue affects more than 400 million people worldwide every year. Another important thing to know about dengue is that it is not directly communicable. It can only be transferred through mosquito bites. Read more to know about the symptoms and dengue fever treatment.

Symptoms of Dengue

Symptoms of dengue start showing after 4-6 days after infection, lasting for 10-12 days. These include:

  • Sudden onset of high fever
  • Throbbing headache
  • Pain behind the eyes
  • Joint pain
  • Muscle pain
  • Body ache
  • Fatigue
  • Nausea
  • Vomiting
  • Red patches/skin rashes accompanying the fever

Patients with severe dengue may experience:

  • Persistent fever and vomiting
  • Drowsiness
  • Irritability
  • Breathing difficulty
  • Tarry stools
  • Pale skin

Diagnosis of Dengue

The first thing your doctor will ask you is your medical history accompanied by your travel history. This is important as he needs to know what all medical conditions you have or where you have travelled in order to diagnose the ailment quickly. Apart from this, laboratory tests are also needed. If fever persists, a complete blood check-up is done. People with lower than usual platelet and White Blood Cell (WBC) count are required to take the Dengue Antigen test.

Treatment of Dengue

Since dengue is a viral infection, it has no specific treatment. However, depending upon the severity of the infection, your healthcare advisor will suggest a few treatment options on the management of dengue fever. When the infection is mild, your doctor may suggest ways to prevent dehydration. This is important because high fever and vomiting your body dehydrated which, in turn, causes weakness. To avoid such a situation, drinking clean, bottled water is generally recommended. Moreover, rehydration salts can help tremendously in restoring the lost fluids and minerals. Apart from this, certain painkillers including paracetamol are also recommended as they can alleviate body pain. If the infection becomes severe and the patient is not able to take fluids via the mouth, intravenous (IV) fluid supplementation is required. Patients suffering from severe dehydration may need a blood transfusion as well.

Prevention of Dengue

You can prevent dengue infection by simply preventing mosquito bites. To accomplish the same, the following measures can be taken:

  • Wear clothes which cover your body fully.
  • Use mosquito repellents like DEET.
  • Ensure that the windows and doors of your house have mosquito screens.
  • Mosquito nets are also recommended.
  • Stay away from places with stagnant water.

Dengue is a deadly infection which needs medical care and treatment from the best dengue treatment hospital. Hence, it is advisable to visit your doctor as soon as the above-mentioned symptoms start appearing.





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