Dengue Fever Circumstances in France: Prevention and Management Measures in Place | June 2024 Replace

2024-06-08 10:00:17

A case of dengue fever was recognized within the eighth arrondissement of Marseille in the beginning of June 2024. Mosquito management is deliberate at evening, native residents have been knowledgeable. That is the twenty sixth case in Bouches-du-Rhône since 1 Could 2024 and the sixty fourth case in PACA.

ARS Pack confirms that the chikungunya, dengue and Zika, illnesses transmitted by the “tiger mosquito” are carefully monitored. Particularly, circumstances of dengue fever have been reported in Bouches-du-Rhône. As quickly as they’re reported, campaigns “Mosquito management is carried out round areas the place there are frequent circumstances to restrict the danger of transmission. They’ll assist kill mosquitoes earlier than they turn out to be contaminated by biting an contaminated individual, or earlier than they infect others.” That is the case within the eighth arrondissement of Marseille, the place residents have been warned about mosquito management within the coming evening.

Dengue surveillance is intensified from Could 1 to November 30 yearly, in the course of the interval of tiger mosquito exercise. That surveillance is strengthened with investigations of every case and the implementation of the preventive motion linked to the Regional well being companies (ARS) et mosquito management operators.

French Public Well being means that “dFrom January 1 to April 30, 2024, 2,166 imported dengue circumstances have been reported. Virtually 82% have been contracted in Martinique or Guadeloupe and 5% in Guyana.

Presence maps of the tiger mosquito (Aedes albopictus) in mainland France.
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© French Public Well being

And extra exactly, from Could 1, 2024 to Tuesday June 4, 2024, 417 imported dengue circumstances have been recognized on the French mainland, together with 64 in Paca and 26 in Bouches-du-Rhône.

Over the previous 5 years, the typical variety of imported dengue circumstances reported was 128 between 1 January and 30 April.

The most typical signs are fever and joint ache. Its issues could be extreme.

Dengue fever is asymptomatic in 50 to 90% of circumstances (the share varies relying on the epidemic).
For the 50 to 10% of contaminated individuals who present signs, the incubation interval is on common 4 to 7 days (however could be 3 to 14 days). The “traditional” kind is characterised by a sudden excessive fever. “It’s typically accompanied by chills, headache, nausea, vomiting, ache within the joints and muscle groups and, inconsistently, a pores and skin rash across the fifth day of the signs, the evolution is commonly favorable after a number of days. “, suggests Public Well being France. The acute kind (or extreme dengue fever) can happen in lower than 5% to 1% of symptomatic circumstances (WHO 2009). “It’s characterised by elevated vascular permeability that may result in shock and probably life-threatening hemorrhages,” states French Public Well being.

Chikungunya, dengue and Zika are illnesses transmitted by the “tiger mosquito”.
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© French Public Well being

As quickly because the signs seem and particularly when you return from a visit, you have to seek the advice of as quickly as potential.

In France, the tiger mosquito made its first look in 2004, within the Alpes-Maritimes. Since then, it has colonized 67 metropolis departments. If the tiger mosquito has expanded its territory (an indication of world warming), dengue fever is at the moment restricted to the southern areas. The illness is especially recurrent in Provence-Alpes-Côte-d’Azur. Within the 12 months 2024, greater than 97% of Paca’s inhabitants will likely be in contact with it.

Particular person prevention is mainly based mostly on strategies of safety towards mosquito bites: sprays or lotions, coils, electrical diffusers, lengthy garments, mosquito nets. Safety is required particularly in the course of the day, with tiger mosquitoes biting in the course of the day, primarily outdoors the homes, with extra exercise in the beginning of the morning and on the finish of the day.

To fight the unfold of the tiger mosquito, ARS Paca exhibits that easy actions can restrict the unfold, “by eliminating the stagnant water wherein the larvae develop.”

Should be cautious “get rid of small water reserves as soon as per week, particularly the plant cups, hermetically cowl or cowl with a mosquito web the water reserves (drum, can, and so forth.), retailer every thing away from the rains what’s it’s potential to gather water (buckets, water cans, youngsters’s toys), inexperienced waste and clear the gutters.