Full Breakdown
South Korea Launches Surveillance Against Deadly Ticks
4/14/2026, 11:01:42 PM
Overview of the Tick Surveillance Program
As the peak season for ticks approaches, South Korea has initiated its annual surveillance program to monitor the spread of Severe Fever with Thrombocytopenia Syndrome (SFTS), a disease transmitted by ticks that has resulted in 422 fatalities since its emergence in the country. The Korea Disease Control and Prevention Agency (KDCA) commenced this surveillance on April 13, 2023, and it will continue through November, targeting 26 locations nationwide, including Jeju City and Inje in Gangwon Province, where tick populations are notably high.
Tick Activity and Health Risks
Ticks, particularly the Haemaphysalis longicornis species, are active from April to November and thrive in grassy and wooded areas. They primarily feed on animals such as cattle, dogs, and water deer but can also bite humans, especially those who do not wear protective clothing while engaging in outdoor activities. Infection with SFTS can lead to severe symptoms, including high fever, vomiting, and diarrhea, typically manifesting within five to 14 days after exposure. Since the first confirmed case in South Korea in 2013, the country has reported approximately 180 infections annually, with a fatality rate of around 18%.
Official Statements and Public Health Recommendations
KDCA Commissioner Lim Seung-kwan emphasized the importance of prevention, stating, “When engaging in outdoor activities, avoid prolonged stays in grassy areas and wear long sleeves and pants.” He also advised that if a tick is found attached to the body, individuals should seek medical assistance for proper removal to prevent secondary infections. To enhance public awareness, the KDCA plans to provide monthly updates on tick density and pathogen detection levels via its website.
Criticism and Opposition
While the KDCA's surveillance program aims to mitigate the risks associated with tick-borne diseases, some health experts have raised concerns about the lack of a vaccine or specific treatment for SFTS. Critics argue that more resources should be allocated to research and develop effective preventive measures and treatments for tick-borne diseases.
Conflicting Reports and Gaps
There is a consensus among sources regarding the number of fatalities attributed to SFTS and the lack of approved treatments. However, the exact number of annual infections reported varies slightly, with some sources indicating a range of 180 infections without specifying the year-to-year fluctuations.
What's Next
The KDCA's ongoing surveillance and public awareness campaigns are expected to continue throughout the tick season, with the potential for further research initiatives aimed at understanding and combating tick-borne diseases in South Korea.
