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Dealing With Dengue

Dealing With Dengue. Laura Sadowski, MPH Student Walden University PUBH 6165-4 Instructor: Dr. Jalal Ghaemghami Fall 2009. Purpose…. To prevent Dengue Fever through community participation. Expect To Have These Questions Answered……. What is Dengue Fever? How common is it?

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Dealing With Dengue

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  1. Dealing With Dengue Laura Sadowski, MPH Student Walden University PUBH 6165-4 Instructor: Dr. JalalGhaemghami Fall 2009

  2. Purpose…. • To prevent Dengue Fever through community participation

  3. Expect To Have These Questions Answered…… • What is Dengue Fever? • How common is it? • What causes it ? • How is it transmitted? • What are the symptoms? • Can we treat it? • What can be done to prevent it?

  4. What is Dengue Fever? • Dengue Fever is a virus. There are 4 strains of dengue virus. People can get dengue fever more than once because they can be infected by a different strain each time. • Second infection can lead to DHF • WHO. (2009). Dengue. WHO Regional Office for South East Asia. Retrieved on October 15, 2009 from http://www.searo.who.int/en/Section10/Section332.htm

  5. The Cause of Dengue Fever • The mosquito Aedes aegypti transmits the virus. National Environment Agency. (2005). Campaign against dengue. Retrieved on October 20, 2009 from http://www.dengue.gov.sg/subject.asp?id=12

  6. How is it transmitted? • The mosquito bites an infected person and carries the virus to the next person. National Environment Agency. (2005). Campaign against dengue. Retrieved on October 20, 2009 from http://www.dengue.gov.sg/subject.asp?id=12

  7. More About the Mosquito • Peak biting is dusk and dawn • From egg to larva to pupa to adult is about 7 days. National Environment Agency. (2005). Campaign against dengue. Retrieved on October 20, 2009 from http://www.dengue.gov.sg/subject.asp?id=12

  8. Who Gets It • 50 million infants, children, and adults annually in over 100 countries • 400,000 cases of the more severe DHF with 22,000 deaths WHO. (2009). The impact of Dengue. Retrieved on October 20, 2009 from http://www.who.int/csr/disease/dengue/impact/en/index.html.

  9. Countries at Risk for Transmission WHO. (2009). The impact of Dengue. Retrieved on October 20, 2009 from http://www.who.int/csr/disease/dengue/impact/en/index.html

  10. Situation in Thailand • Until 2003 Thailand had the highest number of cases in Southeast Asia • Currently in 2nd place after Indonesia and has 23% of all cases in region-about 50,000 • Less than 1% mortality rate • WHO. (2009). The impact of Dengue. Retrieved on October 20, 2009 from http://www.who.int/csr/disease/dengue/impact/en/index.html

  11. Symptoms of Dengue Fever • Sudden onset of high fever • Severe headache • Pain behind the eyes • Body aches and joint pains • Nausea and vomiting • Skin rash example National Institute of Health. (2007). Dengue fever: Symptoms. Retrieved on October 22, 2009 from http://www3.niaid.nih.gov/topics/DengueFever/Understanding/Symptoms.htm

  12. Dengue Hemorrhagic Fever Includes all of the symptoms of Dengue Fever plus: Bleeding from nose, gums, under the skin-purple bruises Severe abdominal pain Can lead to Dengue Shock Syndrome: Massive bleeding Low blood pressure National Institute of Health. (2007). Dengue fever: Symptoms. Retrieved on October 22, 2009 from http://www3.niaid.nih.gov/topics/DengueFever/Understanding/Symptoms.htm

  13. Treatment • No vaccine • Bed rest • Plenty of fluids • Medicine for fever, avoid aspirin, ibuprofen • Patients usually recover within two weeks • Early medical care can prevent complications and death from DHF National Institute of Health. (2007). Dengue fever: Symptoms. Retrieved on October 22, 2009 from http://www3.niaid.nih.gov/topics/DengueFever/Understanding/Symptoms.htm

  14. Basic Facts • Spread by the bite of a mosquito • Symptoms begin 4-7 days after bite • Mosquito rests indoors or outdoors • Lays eggs in water containers outside near houses, schools, buildings • Barrels, buckets, vases, plant saucers, anywhere that rain water collects

  15. Prevent Mosquito Bites • Wear clothing to cover the skin • Mosquito repellent, local brand Jaico works well • Use mosquito coils to keep mosquitoes away • Use nets to protect babies • Use nets around a patient infected with dengue WHO. (2009). Dengue. WHO Regional Office for South East Asia. Retrieved on October 15, 2009 from http://www.searo.who.int/en/Section10/Section332.htm

  16. Prevent Mosquito Breeding • Drain water from anywhere that it collects • Remove plant saucers from indoor and outdoor plants • Remove water from refrigerator drip pans • Discard solid containers that might collect water WHO. (2009). Dengue. WHO Regional Office for South East Asia. Retrieved on October 15, 2009 from http://www.searo.who.int/en/Section10/Section332.htm

  17. Places Mosquitoes Breed Anyplace where water collects…

  18. What Else Can We Do As a Community? • Inform neighbors • Be vigilant of common areas • When going on vacation, arrange for someone to remove any standing water that may accumulate.

  19. Neighborhood Administrators • Educate homeowners • Inform newcomers • Ensure gardeners/grounds keepers are removing standing water • Larvicide/Pesticide fumigation WHO. (2006). Dengue Fever/DHF Frequently asked questions. Retrieved on October 24, 2009 from http://www.searo.who.int/en/Section10/Section332/Section1026.htm#26

  20. School • Educate grounds keepers about standing water • Encourage staff to be vigilant • Periodic fumigation during school breaks • Ensure school nurse knows signs and symptoms of dengue fever in order to facilitate early diagnosis and treatment

  21. In Closing…. • The WHO states that “the community is the key to prevention” of dengue fever • The main strategy of prevention is mosquito reduction • Every household can prevent the collection of standing water • Let’s work together! WHO. (2006). Dengue Fever/DHF Frequently asked questions. Retrieved on October 24, 2009 from http://www.searo.who.int/en/Section10/Section332/Section1026.htm#26

  22. For more information…. • Visit the CDC Dengue information webpage: http://www.cdc.gov/Dengue/ • Singapore’s Campaign Against Dengue http://www.dengue.gov.sg/subject.asp?id=31 • National Institute of Allergy and Infectious Diseases Dengue Fever research http://www3.niaid.nih.gov/topics/DengueFever/Research/

  23. References • National Environment Agency. (2005). Campaign against dengue. Retrieved on October 20, 2009 from http://www.dengue.gov.sg/subject.asp?id=12 • National Institute of Health. (2007). Dengue fever: Symptoms. Retrieved on October 22, 2009 from http://www3.niaid.nih.gov/topics/DengueFever/Understanding/Symptoms.htm • WHO. (2006). Dengue Fever/DHF Frequently asked questions. Retrieved on October 24, 2009 from http://www.searo.who.int/en/Section10/Section332/Section1026.htm#26 • WHO. (2009). Dengue. WHO Regional Office for South East Asia. Retrieved on October 15, 2009 from http://www.searo.who.int/en/Section10/Section332.htm • WHO. (2009). The impact of Dengue. Retrieved on October 20, 2009 from http://www.who.int/csr/disease/dengue/impact/en/index.html

  24. Questions?

  25. Thank you

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