Tainan’s 17th case of dengue fever imported from overseas. He developed symptoms 4 days after traveling to Taiwan to work and returning home.

There is a new imported case of dengue fever in Nan City. The case is a 40-year-old Chinese female in Yongkang District, Yongkang District. She traveled to Vietnam as an employee. She developed symptoms four days after returning to the country and went to Annan Hospital for medical treatment. The doctor reported a positive result in the dengue fever NS1 rapid test, and the laboratory test confirmed the positive PCR result. It is the 17th overseas imported case in Tainan this year (2026).

The new case in Tainan traveled to Vietnam from October 28 to November 1. After returning home, he had no symptoms and went to work in Kaohsiung. On November 4, he developed symptoms such as fever, headache, and body aches. On November 5, he went to Annan Hospital for medical treatment. After rapid screening and laboratory test PCR, he was diagnosed with dengue fever. The prevention and control center immediately notified the Health Bureau of the Kaohsiung City Government and mobilized health units and district office epidemic prevention teams to conduct emergency spray can control, environmental breeding source removal, and mosquito vector density surveys at the residences of confirmed cases, and plan the scope and operations of indoor and outdoor chemical control.

According to statistics from the Department of Disease Control and Prevention, as of November 6, there have been a total of 238 dengue fever cases in the country, including 17 local cases and 221 imported cases. Vietnam is the main country of infection, followed by the Philippines and Indonesia. Mayor Huang Weizhe called on the public to pay attention to their own anti-mosquito measures. If they have fever, headache, posterior orbital pain, muscle pain, joint pain, bone headache, rash and other suspected dengue fever symptoms, they must not wander around. They should seek medical treatment immediately and proactively inform their travel history. He also called on medical institutions to be more vigilant, use dengue fever NS1 rapid screening reagents in a timely manner and report immediately.

Li Cuifeng, director of the Dengue Fever Prevention and Control Center, said that winter is approaching, but dengue fever prevention and control should not be taken lightly. According to the center's data analysis, a total of 1,419 positive containers were seized in the city from January to October. Among them, barrels, jars and basins (64.48%) were the most common, followed by other types (1 Containers such as 3.25%), cups, bottles, bowls and boxes (8.95%) and various bottom plates (5.71%) are all common in the environment and are closely related to people's lives. Therefore, it is even more necessary to strengthen and implement "patrolling, pouring, cleaning and brushing" and removing environmental breeding sources in order to completely eliminate the breeding of vector mosquitoes.