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17 Oct 2024 | 12:37 PM UTC

Saint Lucia: Elevated dengue fever activity reported nationwide in October

Elevated dengue fever activity reported nationwide in Saint Lucia in October. Avoid mosquito bites.

Warning

Health authorities have reported elevated dengue fever activity across Saint Lucia, with 277 confirmed cases reported from Jan. 1-Oct. 7. This is compared to 60 confirmed cases reported in 2023. Although dengue activity spread throughout the island, most confirmed cases occur in the northern region, particularly in Castries and Gros Islet. Local health officials urge public cooperation to eliminate mosquito breeding sites in and around homes, use insect repellents, and seek medical attention immediately if symptoms appear. This report represents the most complete data available as of Oct. 17.

If you have previously been infected with dengue fever, consult with your physician regarding vaccination. Avoid mosquito bites and remove standing water to reduce the number of biting mosquitoes. Seek medical attention if symptoms develop within two weeks of being in affected areas. Do not use aspirin or ibuprofen products if dengue fever is suspected, as these could exacerbate bleeding tendencies associated with the disease.

Dengue is a seasonal occurrence in Saint Lucia, usually during the rainy season from July through November. The last major outbreak occurred in 2020. In previous years, there were roughly 20 cases in 2019, 1,321 cases in 2020, 39 cases in 2021, 15 cases in 2022, and 60 cases in 2023.

Dengue fever is transmitted through the bite of an infected mosquito. The risk of infection is often highest in urban and semi-urban areas. Symptoms of dengue fever include a sudden onset of fever and at least one of the following: severe headache, severe pain behind the eyes, muscle and/or joint pain, rash, easy bruising, and/or nose or gum bleeding. Symptoms typically appear 5-7 days after being bitten but can develop up to 10 days after exposure. Dengue fever can progress to a more severe form known as dengue hemorrhagic fever (DHF). DHF can be fatal if it is not recognized and treated in a timely manner. There are two dengue fever vaccines, Dengvaxia (CYD-TDV) and Qdenga (TAK-003). Dengvaxia is only recommended for individuals with a history of dengue infection and who live in dengue-endemic countries or areas. Qdenga is recommended for children aged 6-16 in settings with high dengue burden and transmission intensity. Check with your healthcare provider if dengue vaccination is needed.