Every month ECDC provides detailed epidemiological overview of the worldwide transmission of dengue in its weekly threat report (Communicable Diseases Threat Report).
The mosquito species Aedes albopictus, a known vector of chikungunya and dengue viruses, is establishing itself further northwards and westwards in Europe, according to the latest data.
French authorities have reported an increased number of dengue cases in Martinique in recent months. The number of cases notified constitute the largest outbreak reported on the island in the last decade.
Denmark has reported a travel-related case of malaria caused by Plasmodium cynomolgi in a Danish traveller returning from a visit to forested areas in peninsular Malaysia and Thailand during August-September 2018.
The Carnival season will last from 1 to 9 March 2019. In Rio de Janeiro, Brazil, 1 million participants are expected, including many travellers from Europe
Since the beginning of 2018 and as of 14 May, 2 980 autochthonous cases of dengue have been reported in Réunion. The main areas affected are in the western part of the island. The most prevalent serotype among dengue cases is DENV-2 and the main vector implicated in the outbreak is Aedes albopictus.
On 4 October 2017, Italy reported through the Early Warning and Response System (EWRS) the detection of four Plasmodium falciparum malaria cases in the Apulia region. Cases are 21 to 37-year-old men, originally from Africa. All stated that they had been in Italy for more than three months. Dates for onset of symptoms ranged from 20 to 27 September 2017. The cases are agricultural workers in Ginosa and Castellaneta. Malaria vectors such as Anopheles labranchiae and Anopheles superpictus are present in Italy.
The latest ECDC mosquito maps show new information about the geographical distribution of Aedes albopictus and Aedes aegypti, invasive mosquitoes which can transmit diseases such as dengue and Zika, in Europe.