Dengue fever, additionally known as dengue, is a doubtlessly critical illness brought on by a virus. There are 4 varieties of dengue virus that may trigger sickness in people. Dengue viruses are transmitted between people by the chew of an contaminated Aedes mosquito.
Dengue is uncommon within the U.S., however is frequent and a critical public well being risk in heat sub-tropical and tropical areas of the world. These embody areas of Central and South America, Africa, Southeast Asia, China, India, the Center East, Australia, the Caribbean and the South and Central Pacific.
Dengue fever is most typical in city areas and outbreaks happen generally throughout the wet season when mosquitoes breed closely in standing water. The incidence of dengue fever is on the rise worldwide, and in some areas of Asia, problems of the illness are a number one trigger of significant sickness and loss of life in youngsters.
Mosquitoes decide up a dengue virus once they chew a human who’s already contaminated with the virus.
The mosquito then carries it in its personal blood and spreads it when it bites different people.
After a dengue virus enters the human bloodstream, it spreads all through the physique. Signs seem in about eight to 10 days after a chew from an contaminated mosquito. Signs are flu-like and may embody excessive fever, nausea, vomiting, physique aches, and headache.
Most individuals can get better from dengue fever, however some circumstances can progress right into a life-threatening complication known as dengue hemorrhagic fever. Signs of this illness embody extreme, uncontrolled hemorrhage and shock. For extra info on signs, confer with signs of dengue fever.
Making a analysis of dengue fever begins with taking an intensive private and household medical historical past, together with signs, and finishing a bodily examination. Current journey to sub-tropical or tropical areas of the world is a vital clue that will improve the suspicion of a analysis of dengue fever.