twice as many as registered a year ago

The Community of Madrid is located in warning due to increasing number of dengue fever cases. Specifically, the number increased to 76 by 2024, meaning the number of notifications doubled during the same period in 2023, according to the latest data from the Infectious Disease Surveillance and Control Division of the General Sub-Directorate for Public Health Surveillance. . All cases are imported.

The same week, the World Health Organization (WHO) warned of an increase in dengue cases due to climate change and globalization, among other reasons. The trend in the Community over the past two years shows an increase in the number of cases, with 138 cases in 2023 and 124 in 2022, and a significant jump from 2021, with a five-year low of 13.

According to the latest weekly Epidemiological Bulletin of the Community of Madrid, 76 cases were reported in the first 24 weeks of 2024, until June 16, which is double (+105.4%) the number recorded in the same period the previous year. Thus, the epidemic index (number of cases reported up to the corresponding week of the current year divided by the number of cases reported during the same period of the previous year) in the region is 2.5, which means high incidence.

What is dengue?

Dengue is a viral disease transmitted by mosquitoes, one of the most 10 threats to global public healthAccording to the World Health Organization (WHO).

This is an infection caused by the virus of the same name and transmitted mosquito bite of the genus Aedes, which are widespread in areas of Central and South America, the Caribbean and South Asia. Other, less common routes of transmission include transfusion, transplantation, puncture and maternal-to-fetal transmission. Sexual intercourse is also possible, although not common.

In Spain, the tiger mosquito (A. albopictus) is found in areas of the Mediterranean coast in Catalonia, the Valencian Community, Murcia, Andalusia and the Balearic Islands, where it is widespread. It has also been found in Madrid, Extremadura, the Basque Country and Aragon. Until 2017, all reported cases were imported. However, in October 2018, the first three cases of dengue were reported. native of Spain.

Symptoms and treatment

Dengue symptoms appear between three and fourteen days after the bite infected mosquito and are characterized by:

  • Heat
  • Very severe headache
  • Pain behind the eyeballs
  • Muscle and joint pain
  • Loss of strength and lower back pain
  • Nausea and vomiting
  • Enlarged lymph nodes
  • Acne

There is no specific treatment. Only pain and fever or any other symptoms causing discomfort to the patient can be relieved. To avoid dehydration due to fever, it is recommended to control it, rest and drink plenty of water. Aspirin and other non-steroidal anti-inflammatory drugs (ibuprofen, naproxen, etc.) should not be used by patients. risk of bleeding.

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