2024-05-16 12:20:28
Dengue fever is spreading worldwide. The virus has additionally lengthy since arrived in Europe. What it is best to find out about it.
A very powerful issues at a look
Dengue fever is a illness brought on by flaviviruses and transmitted by mosquitoes – particularly the Asian tiger mosquito (Aedes mosquito). It’s now spreading worldwide. t-online solutions crucial questions in regards to the illness.
What’s Dengue Fever?
A viral illness that has up to now primarily occurred in tropical and subtropical areas, particularly in Asia and South and Central America. The flaviviruses transmitted by means of the chunk of the Asian tiger mosquito can set off varied signs of the illness, which normally subside with none penalties. Solely about one in 4 contaminated folks present any signs in any respect; most individuals change into sick with none signs. In round one to 5 p.c of circumstances, extreme illness and even loss of life can happen. In Germany the illness should be reported.
The place does dengue fever come from?
The virus originates within the tropical and subtropical areas close to the equator, particularly within the Asia-Pacific area and in Central and South America. Nevertheless, on account of local weather change with excessive temperatures and heavy rainfall, the vector mosquito is more and more multiplying worldwide. The WHO estimates there are 400 million infections yearly worldwide, whereas different consultants estimate as much as 528 million infections yearly.
In Europe, the Aedes mosquito has already unfold to over 24 international locations, together with Germany. Right here you may learn extra about it. Since 2010, native infections with dengue fever have been repeatedly reported, for instance in Spain and France – in accordance with the WHO.
Vital to know: Warmth waves with significantly excessive temperatures usually tend to dry out mosquito breeding websites, defined the top of the WHO Division of Uncared for Tropical Ailments, Raman Velayudhan. They diminished the chance of being stung. However he known as on all international locations to be vigilant if rain begins once more. The mosquitoes breed in stagnant water.
What signs does dengue fever present?
About three to a most of 15 days after the an infection (i.e. the mosquito chunk), fever, chills, headache, muscle, limb or bone ache happen. The latter led to the normal title “bone-breaking fever.” There may be additionally a patchy pores and skin rash.
Issues can result in inner bleeding and shock. If there’s a extreme drop in blood stress, it may be deadly. Nevertheless, extreme circumstances usually solely happen after repeated an infection with the virus.
How is dengue fever handled?
The sickness is handled like a “regular” flu and the signs are alleviated. Ache-relieving and fever-reducing medicines are administered. There is no such thing as a drug to battle viruses. The signs final for a few week.
A extreme course requires hospitalization.
How are you going to forestall an infection with dengue fever?
There are two vaccines out there, however for varied causes they haven’t been used or solely hardly ever utilized in journey drugs.
The Dengvaxia vaccine is simply appropriate for vacationers or residents of endemic areas who’ve already had a confirmed major an infection.
“Qdenga,” which is run in two doses three months aside, has additionally been accepted within the EU since February. Nevertheless, there’s at the moment no suggestion from the Standing Vaccination Fee for the energetic ingredient.
The one factor that is still preventive is to make sure sufficient safety towards mosquito bites. Put on long-sleeved clothes and use mosquito repellent. In danger areas, it’s advisable to sleep beneath a mosquito internet at night time.
The mosquito breeding grounds may be present in (even the smallest) accumulations of water – each within the metropolis and within the nation, together with previous tires, planter pots/saucers, rain barrels.