Dengue fever

Are you aware of Dengue fever, also known as breakbone fever, is a mosquito-borne infection that causes a severe flu-like illness. There are four different viruses that can cause dengue fever, all of which spread by a certain type of mosqueto. Dengue can vary from mild to severe; the more severe forms include dengue shock syndrome and dengue hemorrhagic fever (DHF). Patients who develop the more serious forms of dengue fever usually need to be hospitalized.

There are currently no vaccines for Dengue fever. The best way to prevent the disease is to avoid being bitten by mosquito’s altogether. Although there is no certain treatment for Dengue, it can be treated as long as it is caught before developing into dengue shock syndrome or dengue hemorrhagic fever.
General measures on preventing mosquito-borne diseases
1. Wear long-sleeved clothing and trousers, and apply effective mosquito repellent containing DEET to exposed parts of the body and clothing’s.
2. Use mosquito screens or nets when the room is not air-conditioned.
3. Place anti-mosquito devices near possible entrance such as window.
4. Prevent accumulation of stagnant water
- Put all used cans and bottles into covered dustbins
- Change water for plants at least once a week, leaving no water in the saucers underneath flower pots
- Cover tightly all water containers, wells and water storage tanks
- Keep all drains free from blockage
- Top up all defective ground surfaces to prevent accumulation of stagnant water
5. If falling sick on return to HK from areas where dengue fever is prevalent, travelers should seek medical advice promptly and inform the doctor of their travel history to facilitate diagnosis.