Dengue Prevention

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Dengue Prevention

  1. 1. Dengue Prevention What you need to know…
  2. 2. Contents 1. What is dengue fever 2. Symptoms of dengue fever 3. Characteristics of the Aedes mosquito 4. Life cycle of the Aedes mosquito 5. How the Aedes mosquito transmit diseases 6. How to prevent the spread of dengue fever 7. The 10-Mininute Mozzie Wipe-out Exercise 8. Quiz
  3. 3. What is dengue fever? Dengue Fever is an illness caused by infection with a virus transmitted by the Aedes mosquito.
  4. 4. Symptoms of Dengue Fever Example of a skin rash due to dengue fever
  5. 5. Characteristics of the Aedes Mosquito One distinct physical feature – black and white stripes on its body and legs. Bites during the day. Lays its eggs in clean, stagnant water. Close-up of an Aedes mosquito
  6. 6. Do you know… Only the female Aedes mosquito feeds on blood. This is because they need the protein found in blood to produce eggs. Male mosquitoes feed only on plant nectar. On average, a female Aedes mosquito can lay about 300 eggs during her life span of 14 to 21 days.
  7. 7. Life cycle of the Aedes Mosquito 1-2 days Larvae Pupae 4-5 days Stagnant water Eggs 2-3 days
  8. 8. How Do Aedes Mosquitoes Transmit Diseases... Mosquito bites and sucks blood containing the virus from an infected person. And passes the virus to healthy people when it bites them. Virus is carried in its body.
  9. 9. This is what you can do to help…
  10. 10. Prevent Aedes from Breeding! Remove ALL sources of stagnant water. Deny the Aedes mosquito of any chance to breed.
  11. 11. Do the 10-Minute Mozzie Wipe-out everyday. Change water in vases on alternate days.
  12. 12. Do the 10-Minute Mozzie Wipe-out everyday. Remove water from flowerpot plates on alternate days.
  13. 13. Do the 10-Minute Mozzie Wipe-out everyday. Turn over all pails and water storage containers.
  14. 14. Do the 10-Minute Mozzie Wipe-out everyday. Cover bamboo pole holders when not in use.
  15. 15. Do the 10-Minute Mozzie Wipe-out everyday. Clear blockages and put Bti insecticide in roof gutters monthly.
  16. 16. Unwanted items Do not litter. Rubbish such as cups and bottles can collect rain water and breed mosquitoes.
  17. 17. Before you leave for holidays… • Cover all toilet bowls in your home. • Seal off the overflow pipe of the flushing cistern. • Cover all gully/floor traps. • Add sand granular insecticide to places that mosquitoes could potentially breed, such as flower vases and places where stagnant water could not be removed.
  18. 18. Before you leave for holidays…(Cont’d) • Clear blockages and add Bti insecticide in roof gutters. • Turn over all water storage containers. •Ask a relative or close friend to check your home regularly for stagnant water if you are going away for a long period of time. • Leave your contact with your neighbours or the neighbourhood police post/ centre so that you can be reached easily.
  19. 19. Spread the dengue prevention message to others… Let your family, friends and neighbours know about the dangers of breeding Mozzies!!
  20. 20. Quiz
  21. 21. Why is the Aedes mosquito dangerous to us?
  22. 22. ANSWER: It can carry the dengue virus and infect a healthy person with dengue fever.
  23. 23. Name the 5 steps in the 10-Minute Mozzie Wipeout Exercise
  24. 24. ANSWER: 1. Change water in vases on alternate. 2. Remove water from flowerpot plates on alternate days. 3. Turn over all pails and water storage containers. 4. Cover bamboo pole holders when not in use. 5. Clear blockages and put in Bti insecticide in roof gutters monthly.
  25. 25. What are the things that you should do before going for a holiday?
  26. 26. ANSWER: • Cover all toilet bowls in your home. • Seal off the overflow pipe of the flushing cistern. • Cover all gully/floor traps. • Add sand granular insecticide to places that mosquitoes could potentially breed, such as flower vases and places where stagnant water could not be removed. •Clear blockages and add Bti insecticide in roof gutters. • Turn over all pails and water storage containers. •Ask a relative or close friend to check your home regularly for stagnant water if you are going away for a long period of time. • Leave your contact with your neighbours or the neighbourhood police post/ centre so that you can be reached easily.

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