Basic Summary for Dengue fever


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Main name of condition: Dengue fever
Other names or spellings: Dengue, break-bone fever


What is Dengue fever?
  Brief description of Dengue fever: Mosquito-borne tropical viral disease.
  Parent types of Dengue fever: Viral diseases, Mosquito-borne diseases
  Types of Dengue fever: DEN-1, DEN-2, DEN-3, DEN-4, Dengue hemorrhagic fever
How many people get Dengue fever?
  Incidence (annual) of Dengue fever: about 100 to 200 cases annually in USA (NIAID)
  Incidence Rate of Dengue fever: approx 1 in 2,720,000 or 0.00% or 100 people in USA [about data]
  Worldwide incidence of Dengue fever:50 million worldwide cases
  Prevalance of Dengue fever: 100 to 200 cases reported annually to the U.S. Centers for Disease Control and Prevention (CDC), mostly in people who have recently traveled abroad.1 ... In 1995, 250,000 cases of DF and 7,000 cases of DHF reported in Americas 2
How serious is Dengue fever?
  Prognosis of Dengue fever: Most people who develop dengue fever recover completely within two weeks. Some, however, may go through several weeks of feeling tired and/or depressed. 1
  Complications of Dengue fever: see complications of Dengue fever
What causes Dengue fever?
  Cause of Dengue fever: Virus caught from mosquitoes bites (Aedes aegypti or Aedes albopictus mosquitoes).
  Causes of Dengue fever: People get dengue virus infections from the bite of an infected Aedes mosquito. Mosquitoes become infected when they bite infected humans, and later transmit infection to other people they bite. The two main species of mosquito, Aedes aegypti and Aedes albopictus, have been responsible for all cases of dengue transmitted in this country. 1 ... Dengue is primarily a disease of the tropics, and the viruses that cause it are maintained in a cycle that involves humans and Aedes aegypti, a domestic, day-biting mosquito that prefers to feed on humans3
  Class of Condition for Dengue fever: viral
  Causes of Dengue fever: see causes of Dengue fever
  Risk factors for Dengue fever: see risk factors for Dengue fever
What are the symptoms of Dengue fever?
  Incubation period for Dengue fever: 5-6 days; or 3-15 days
  Incubation period for Dengue fever: There is an incubation period of 3-14 days (usually about 4-7) between the bite from an infected mosquito and the onset of dengue symptoms.4
  Duration of Dengue fever: 2 weeks typically but sometimes months before weakness or joint pains disappear.
  Duration of Dengue fever: The acute phase of up to 1 week is followed by a 1- to 2-week period of convalescence which is characterized by weakness, malaise, and anorexia.5
  Symptoms of Dengue fever: see symptoms of Dengue fever
Can anyone else get Dengue fever?
  More information: see contagiousness of Dengue fever
How is it treated?
  Treatments for Dengue fever: see treatments for Dengue fever
  Prevention of Dengue fever: see prevention of Dengue fever
  Research for Dengue fever: see research for Dengue fever
Society issues for Dengue fever
  Hospitalization statistics for Dengue fever: The following are statistics from various sources about hospitalizations and Dengue fever:
  • 0.0005% (59) of hospital consultant episodes were for dengue fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 90% of hospital consultant episodes for dengue fever required hospital admission in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 58% of hospital consultant episodes for dengue fever were for men in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 42% of hospital consultant episodes for dengue fever were for women in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 100% of hospital consultant episodes for dengue fever required emergency hospital admission in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 3.9 days was the mean length of stay in hospitals for dengue fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 3 days was the median length of stay in hospitals for dengue fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 28 was the mean age of patients hospitalised for dengue fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 97% of hospital consultant episodes for dengue fever occurred in 15-59 year olds in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0% of hospital consultant episodes for dengue fever occurred in people over 75 in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0% of hospital consultant episodes for dengue fever were single day episodes in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0.0004% (209) of hospital bed days were for dengue fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0% (5) of hospital consultant episodes were for dengue haemorrhagic fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 100% of hospital consultant episodes for dengue haemorrhagic fever required hospital admission in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 40% of hospital consultant episodes for dengue haemorrhagic fever were for men in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 60% of hospital consultant episodes for dengue haemorrhagic fever were for women in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 80% of hospital consultant episodes for dengue haemorrhagic fever required emergency hospital admission in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 4.0 days was the mean length of stay in hospitals for dengue haemorrhagic fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 4 days was the median length of stay in hospitals for dengue haemorrhagic fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 36 was the mean age of patients hospitalised for dengue haemorrhagic fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 80% of hospital consultant episodes for dengue haemorrhagic fever occurred in 15-59 year olds in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0% of hospital consultant episodes for dengue haemorrhagic fever occurred in people over 75 in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0% of hospital consultant episodes for dengue haemorrhagic fever were single day episodes in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0% (20) of hospital bed days were for dengue haemorrhagic fever in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)


Footnotes:
1. excerpt from Dengue Fever: NIAID
2. excerpt from Dengue Fact Sheet: DVBID
3. excerpt from CDC Dengue Fever Home Page: DVBID
4. excerpt from Spotlight on: Preventing Dengue and Dengue Hemmorhagic Fever: DVBID
5. excerpt from Dengue and Dengue Hemorrhagic Fever: Information for Health Care Practitioners: DVBID

Last revision: May 27, 2003

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