What is dengue fever, the disease whose original cases are increasing in France?

What’s dengue fever, the illness whose authentic circumstances are rising in France?

The rising variety of symptomatic sufferers is in keeping with the long-term breeding of the tiger mosquito on French soil.

The well being authorities are taking the state of affairs very significantly. Because the starting of 2022, about 26 circumstances of indigenous dengue have been reported in mainland France. It is a increased stage than in earlier years, in accordance with the authorities, who insist on the necessity to shield in opposition to mosquito bites.

By “authentic” dengue, we should perceive circumstances of people that haven’t traveled to the same old space the place the virus is spreading, overseas or overseas, within the 15 days earlier than signs seem. The Directorate Common of Well being (DGS) mentioned they have been recognized within the areas of Provence-Alpes-Côte d’Azur and Occitanie.

delicate sickness

In response to a paper from Public Well being France devoted to this matter, this contagious illness is transmitted from individual to individual by means of the chew of a tiger mosquito (Aedes albopictus) Injured. The virus is often circulating within the French provinces of the Antilles, in addition to on the French islands of the Pacific and Indian Oceans.

There are two forms of dengue fever. The basic kind presents as a flu-like situation in a affected person inside three to 14 days after a mosquito chew. Along with a excessive temperature, it’s accompanied by “chills, headache, retroorbital ache, nausea, vomiting, joint and muscle ache.” Its improvement is favorable after a number of days and its therapy is symptomatic, particularly ache and fever.

Then again, for 1 to five% of symptomatic circumstances, there could also be an acute kind, additionally referred to as extreme dengue, characterised by elevated vascular permeability that may trigger doubtlessly life-threatening hemorrhagic kinds. In response to the World Well being Group, the mortality fee from extreme dengue, if handled in time, is lower than 1%.

The tiger mosquito takes root

In 2020, well being authorities recognized two authentic circumstances of dengue and in 2021, 13. The numbers for 2022, that are nonetheless clearly rising, present the long-term institution in 67 French provinces of the Aedes albopictus or tiger mosquito.

In response to the Vigilance moustiques web site, an increasing number of departments in northern France and the Paris Basin are feeling anxious due to the milder local weather, and dozens of them, presently within the orange vigil, may be upgraded to the primary class.

The vigil map of the tiger mosquito in urban France
Vigilance map of the tiger mosquito in metropolitan France © Vigilance Moustique

In response to the Ministry of Well being, to forestall dengue, it’s logically essential to guard your self from the tiger mosquito. He mentions specifically the significance of storing something containing water, sheltering from the rain, and carrying unfastened, leather-covered clothes, and even when essential, mosquito nets over the openings (doorways and home windows).

Within the occasion of suspicions a few noticed insect, it’s advisable to contribute to the monitoring of its emergence by reporting it on the official portal of the well being authorities on the following deal with: audio sign.

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