Dealing With Dengue Laura Sadowski MPH Student Walden

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? What causes it ? How is it transmitted? What are the symptoms? Can we treat it? What can be done to prevent it?

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/Section 10/Section 332. htm

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

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

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

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.

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

Situation in Thailand Until 2003 Thailand had the highest number of cases in Southeast Asia Currently in 2 nd 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

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: //www 3. niaid. nih. gov/topics/Dengue. Fever/Understanding/Symptoms. htm

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: //www 3. niaid. nih. gov/topics/Dengue. Fever/Understanding/Symptoms. htm

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: //www 3. niaid. nih. gov/topics/Dengue. Fever/Understanding/Symptoms. htm

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

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/Section 10/Section 332. htm

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/Section 10/Section 332. htm

Places Mosquitoes Breed Anyplace where water collects…

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.

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/Section 10/Section 332/Section 1026. htm#26

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

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/Section 10/Section 332/Section 1026. htm#26

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: //www 3. niaid. nih. gov/topics/Dengue. Fever/Research/

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: //www 3. niaid. nih. gov/topics/Dengue. Fever/Understanding/Symptoms. htm WHO. (2006). Dengue Fever/DHF Frequently asked questions. Retrieved on October 24, 2009 from http: //www. searo. who. int/en/Section 10/Section 332/Section 1026. htm#26 WHO. (2009). Dengue. WHO Regional Office for South East Asia. Retrieved on October 15, 2009 from http: //www. searo. who. int/en/Section 10/Section 332. htm WHO. (2009). The impact of Dengue. Retrieved on October 20, 2009 from http: //www. who. int/csr/disease/dengue/impact/en/index. html

Questions?

Thank you