Thursday, 10 November 2011

Dengue Fever Explained

by S.Eswara rao

Dengue (pronounced DEN-gee) is caused by viruses that are transmitted by mosquito bites. This is a serious condition that begins suddenly and usually follows a benign course, with symptoms such as fever, headache, muscle and joint pain, fatigue, lymph nodes (glands) and rash revealing. Dengue fever is characterized by the presence of the "dengue triad" (headache, fever and rash). There are other signs of dengue fever, bleeding profusely as pain behind the eyes, gums and redness of the palms and soles. What is dengue?
Dengue fever affects people with low immunity levels. Dengue is one of four types of dengue virus causes: DEN-1, DEN-2, DEN-3 and DEN-4 (the numbers indicate the order of discovery and are not related to the severity of the disease). Only one person can be infected at least two species, but the four several times during his life. However, an attack of some type of lifelong immunity against serotypes of dengue occur, the patient was exposed.
There are other names for dengue fever, "dandy fever" or dengue fever. "" The name of "dengue" is derived, is due to the dengue victims are the curves resulting from intense muscle and joint pain. The name of "dandy fever" was developed by slaves in the Caribbean, was the contract of their gait and posture derived dengue.
The most serious viral serotype of dengue, dengue hemorrhagic fever. Symptoms include headache, rash, fever, petechiae (small red blisters on the skin or purpura), bleeding gums, black stools, and bruises that are easy to grow. Dengue haemorrhagic fever can be fatal and is in the most severe form of dengue fever, dengue shock syndrome.
A person who has been bitten by the Aedes mosquito, the signs and symptoms of dengue virus after 3 to 15 days (although usually 5-8 days). The infected person feels headache, and chills, or pain on eye movement and pain in lower back. Pain in the muscle and joint pain occur in the legs during the first hour. Body temperature is around 40 degrees Celsius (or 104 degrees Fahrenheit). The heart rate remains low pressure (also known as bradycardia) and blood (also known as hypotension). There will be redness and a rash or redness that takes on his face, then leaves. Lymph nodes (glands) in the groin and neck are swollen.
Most people who develop dengue fever recover completely within two weeks, some for weeks, depression and / or may be tired.
The virus is transmitted by the bite of a mosquito striped Aedes aegypti is bitten by a dengue-infected person is known under the contract. The mosquito flourishes during rainy season or monsoon can, but easy to breed in water-filled ditches, drains, pots, old tires, plastic bags, cans, and is open all year round. Just one mosquito bite is enough to cause the disease.
Dengue virus is not contagious and can spread from one person to another. Diffusion, which is a form of "person to another person-mosquito" is.


Post a Comment