Laura Sadowski, MPH StudentWalden University

PUBH 6165-4Instructor: Dr. Jalal Ghaemghami

Fall 2009

To prevent Dengue Fever through community participation

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?

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

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

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

Peak biting is dusk and dawnFrom 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

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.

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

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

Sudden onset of high feverSevere headachePain behind the eyesBody aches and joint painsNausea and vomitingSkin 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

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 bleedingLow 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

No vaccineBed restPlenty of fluidsMedicine for fever, avoid aspirin, ibuprofenPatients usually recover within two weeksEarly 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

Spread by the bite of a mosquitoSymptoms begin 4-7 days after biteMosquito rests indoors or outdoorsLays eggs in water containers outside near

houses, schools, buildingsBarrels, buckets, vases, plant saucers,

anywhere that rain water collects

Wear clothing to cover the skinMosquito repellent, local brand Jaico works wellUse mosquito coils to keep mosquitoes away

Use nets to protect babiesUse 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

Drain water from anywhere that it collectsRemove plant saucers from indoor and outdoor

plantsRemove water from refrigerator drip pansDiscard 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

Anyplace where water collects…

Inform neighborsBe vigilant of common areasWhen going on vacation, arrange for someone

to remove any standing water that may accumulate.

Educate homeownersInform newcomersEnsure gardeners/grounds keepers are

removing standing waterLarvicide/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

Educate grounds keepers about standing waterEncourage staff to be vigilantPeriodic fumigation during school breaksEnsure school nurse knows signs and symptoms of

dengue fever in order to facilitate early diagnosis and treatment

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

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 researchhttp://www3.niaid.nih.gov/topics/

DengueFever/Research/

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