The National Dengue Control Programme (NDCP) in Cambodia reports 8,803 total dengue cases during the first six months of 2025, an increase of nearly 30 percent, or mor than 2500 cases compared to the same period in 2024.
In 2024, Cambodia recorded a total of 18,987 cases, a 46 per cent decrease compared to 2023. The number of deaths also dropped by 54 per cent, with 46 deaths in 2024, compared to 99 deaths in 2023, when there were 35,390 reported dengue cases.
Dengue is a disease caused by a virus spread through mosquito bites. It is caused by four distinct but closely related dengue viruses or serotypes (DENV-1, -2, -3, and -4).
The disease can take up to 2 weeks to develop with illness generally lasting less than a week.
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Symptoms from dengue include fever, headache, nausea, vomiting, rash, muscle and joint pain, and minor bleeding.
Dengue can become severe within a few hours. Severe dengue is a medical emergency, usually requiring hospitalization.
In severe cases, health effects can include hemorrhage (uncontrolled bleeding), shock (seriously low blood pressure), organ failure, and death.