Dengue fever increases in adults, beware of the risk of outbreaks

This is an automatically translated article.

The article was professionally consulted by Specialist Doctor I Pham Thi Suu - Pediatrician - Vinmec Royal City International Clinic.
The weather is about to turn into summer, which is a favorable condition for the outbreak of dengue fever. So what are the telltale signs of dengue fever in adults, how to prevent dengue fever, let's find out.

1. What is Dengue?

Dengue fever is an acute infectious disease caused by the dengue virus. The disease is transmitted from an infected person to a healthy person through the bite of a mosquito, two types of vectors are Aedes aegypti and Aedes albopictus.

Dengue fever is very common in our country, endemic in all regions. Currently, there is no vaccine to prevent the disease, no specific drug to treat the disease, the disease can easily break out into a large epidemic, causing difficulties in treatment, possibly leading to death, especially in children, and placing a heavy burden on the economy. socio-economic.
Dengue fever is caused by 4 types of dengue virus, designated as D1, D2, D3 and D4. In fact, in Vietnam, all 4 types are encountered, alternately forming epidemics. Patients after being infected with any type of dengue fever have only immunity to that type, so they can continue to get diseases caused by other types.

2. What are the characteristics of the mosquito that transmits the disease?

Mosquitoes that transmit dengue are called midges because of their black color and white spots on the body and legs. Mosquitoes bite people during the day, the most active in two times is early morning and evening.
Mosquitoes reside in a dark place in the house, on clothes, blankets, clotheslines and other items. Mosquitoes lay eggs in ponds, puddles or objects containing clean water in and around the house (water tanks, jars, jars, wells,...), objects containing water such as flowerpots, water bowls, etc. box... Mosquitoes thrive when the environment is favorable in the rainy season, the monthly average temperature is > 20o C.

3. What are the symptoms of dengue fever?

Adults with dengue fever will have the following symptoms:
Fever: the patient always has a fever, characterized by a sudden high fever, 39 - 40oC, a fever that is difficult to lower, lasting from 2 to 7 days. Headache, loss of appetite, nausea. Congestive skin, rash. Muscle pain, joint pain, eye pain. Hemorrhagic spots in the skin, bleeding gums, nosebleeds.

When the following symptoms appear as warning signs, serious illness:
Struggling, or lethargic, lethargic; Cold hands and feet, cold and moist skin. Pain in the liver, or tenderness in the liver. Big liver. Vomit a lot. Urinating less. Mucosal bleeding, heavy bleeding: heavy nosebleeds, menorrhagia, vomiting blood, bloody or black stools, bloody urine... Consciousness disorder, shock. During the course of dengue fever, the disease can progress from mild to severe disease, so it is necessary to go to medical facilities for timely examination, monitoring and treatment.

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