Yellow fever is a viral infection transmitted by a bite from infected mosquitoes most commonly found in parts of South America and Africa. When transmitted to humans, the yellow fever virus can damage the liver and other internal organs and be potentially fatal.
The World Health Organization estimates there are 200,000 cases of yellow fever worldwide each year, resulting in 30,000 deaths. Yellow fever appears to be on the rise internationally, due to a decreased immunity to infection among...
Doctors who suspect E. coli infection will order a type of stool culture that detects strains of E. coli. Because the bacteria can leave the body in only a few days, the sample should be obtained as soon as possible after symptoms appear.
Other tests are sometimes used when the diagnosis is unclear, but these are not yet widely available.
If a child or older adult is diagnosed with E. coli infection, he or she may be watched for development of severe blood or kidney problems. Monitoring requires blood and urine tests to measure essential elements of blood and body fluids.