Sunday, April 3, 2011

Dengue fever


The Basic Information
Dengue fever also known as dengue fever is an infectious tropical disease caused by dengue virus. Typical symptoms are fever, headache, rash characteristic, and muscle and joint pain, and a small proportion of the disease can progress to life-threatening complications such as dengue haemorrhagic fever (which can lead to Severe bleeding) syndrome and dengue shock (where a very low blood pressure can cause organ failure).

Dengue is usually sent to the mosquito Aedes aegypti and Aedes albopictus rarely. Virus, there are four different types, and a type of infection usually gives lifelong immunity to that type, but only short-term immunity to the others. There is currently no vaccine available, but measures to reduce habitat and the number of mosquitoes, and limiting exposure to bites, is used to reduce dengue.

The treatment of acute dengue is favorable, either through oral or intravenous rehydration for mild to moderate disease and intravenous fluids and blood transfusions for severe cases. The incidence of dengue has grown dramatically over the last 50 years, with about 5 to 10 people infected each year. Dengue is now common in more than 110 countries. The first descriptions of the state of 1779, and viral cause and transmission have been elucidated in the early 20th century. Dengue has become a global issue since the Second World War.




Signs And Symptoms

People infected with dengue virus are usually asymptomatic or have only mild symptoms such as fever commonplace. Others have more severe disease, and a small proportion, it is time incubation threateningThe life (time between exposure and symptoms) varies from 3 to 14 days, but usually it is 4-7 days this means that travelers returning from endemic areas are unlikely to dengue fever or other symptoms begin more than 14 days after return. Children's symptoms are often similar to those of victims of a cold and gastroenteritis (vomiting and diarrheabut) are more vulnerable to severe complications



Causes Of Dengue

People infected with dengue virus is usually asymptomatic or mild symptoms like fever commonplace. Others have more severe disease and a game, that's life threateningThe incubation period (time between exposure and symptoms) varies from 3 to 14 days, but usually it is 4-7 days this means that travelers from endemic areas is unlikely that dengue fever or other symptoms begin more than 14 days after return. Children's symptoms are similar to victims of gastro-enteritis and cold (and diarrheabut vomiting) are more vulnerable to severe complications

called break-bone fever because it causes joint and muscle pain that feels like broken bones.
Treatment Of Dengue:

The first step in the treatment of dengue fever prevention. Preventive measures include the control of mosquito populations in warm tropical and subtropical world. This includes drainage areas and objects that can hold stagnant water and become a breeding ground for mosquitoes, such as old tires, puddles and birdbaths. Wearing insect repellent containing DEET, Picaridin or oil of lemon eucalyptus and wear protective clothing covering entire body is also important preventive measures.

There is no cure or vaccine to prevent dengue. Most people that dengue will recover in about 2 weeks to a month long break, the increased intake of fluids and take acetaminophen (Tylenol) for fever and sore body. Persons with dengue fever should not take aspirin or medications containing aspirin as it increases the risk of serious bleeding.

Hospitalization and intensive treatment is needed for people who develop fatal complications of dengue haemorrhagic fever and dengue shock syndrome, these complications can occur in anyone, but occurs most often in children .

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