Yellow Fever

Definition

Yellow fever is a disease carried by female mosquitoes. The species of mosquito that carry yellow fever are native to sub-Saharan Africa and South America, but can also be found in other areas. Although it may be rare in developed countries, yellow fever is endemic in impoverished areas where people cannot afford to get vaccinated.There is no specific treatment for yellow fever, but vaccination can prevent it.

Causes

Yellow fever is caused by specific viruses transmitted by bites from infected mosquitoes.
Mosquito Bite
Mosquito bite
Copyright © Nucleus Medical Media, Inc.

Risk Factors

Factors that may increase your chances of getting yellow fever include:
  • Living, working, or traveling areas with yellow fever
  • Failure to take proper precautions, such as vaccination or using mosquito protection

Symptoms

Yellow fever symptoms appear within a week after a person is bitten by an infected mosquito. Typically, acute phase symptoms will persist for 3-4 days, and then disappear. A small percentage of people progress into the toxic phase. The toxic phase symptoms begin within 24 hours of the end of the acute phase. Recovery from yellow fever provides lifetime immunity from the disease.Acute phase symptoms may include:
  • Fever
  • Headache
  • Muscle pain
  • Backache
  • Chills
  • Loss of appetite
  • Nausea and/or vomiting
Toxic phase symptoms may include:
  • High fever
  • Abdominal pain
  • Bleeding from the gums, nose, eyes, and/or stomach
  • Vomit that appears black due to blood content
  • Low blood pressure
  • Liver failure, which may lead to jaundice
  • Kidney failure
  • Confusion
  • Seizure
  • Coma

leave comments
0
Did you like this? Share with your family and friends.
Related Topics:
Current Research From Top Journals


Early Peanut Consumption Associated with Lower Risk of Peanut Allergy in High Risk Children
March 2015

Many medical groups felt that early exposure to certain foods like peanuts increased a child's risk of developing food allergies. However, newer research including this trial suggest that early exposure may actually decrease the risk of developing food allergies.

dot separator
previous editions

Breastfeeding May Decrease the Risk of Childhood Obesity
February 2015

Tonsillectomy May Reduce Number of Sore Throat Days in Children
February 2015

Research Review Finds Little Support for Nearly Half of Medical Talk Show Recommendations
January 2015

dashed separator

Advertisement

Our Free Newsletter
click here to see all of our uplifting newsletters »

 

Advertisement

Advertisement

DiggDeliciousNewsvineRedditStumbleTechnoratiFacebook