Knowledge of Prevention and Control of Dengue Fever, Only This Article Is Enough→

Release time:2023-09-13
What is dengue fever?

Dengue fever is an acute infectious disease caused by infection with the mosquito-borne dengue virus, transmitted mainly through the bite of Aedes aegypti or Aedes albopictus.

At present, there is no vaccine in our country and it is classified by the World Health Organization as the most serious vector-borne disease in the world today.

What are the symptoms of dengue infection?

Dengue infection of the human body can lead to latent infection, dengue fever, dengue hemorrhagic fever, while dengue hemorrhagic fever is rare in China.

Typical clinical manifestations of dengue fever are sudden onset of fever; severe headache; muscle, bone and joint pains; extreme fatigue; rash, lymphadenopathy and leukopenia. Translation: Severe cases may experience bleeding and shock, with the condition progressing very rapidly. Failure to provide timely medical intervention may lead to death.

Who should be particularly aware?

People with features as below

Easy to become a favorite of mosquitoes


People are generally susceptible, if you have been to or come from a dengue-endemic area in an endemic area within 15 days within endemic season; and have been bitten by mosquitoes 5-9 days prior to the onset of the disease, you need to pay special attention to it~!

There are 4 different serotypes of dengue fever (DEN-1, DEN-2, DEN-3, and DEN-4), and subsequent infections (secondary infections) with different serotypes increase the risk of severe dengue fever and predispose to dengue hemorrhagic fever.

How to prevent dengue fever?

The best way for controlling dengue fever is prevention

Simply put, that is

prevention of mosquito bites + mosquito control


Do not scratch a mosquito bite.

Reprinted from Hainan Disease Control WeChat Public Account

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