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Listeriosis

Just The Facts

What is Listeriosis?

  • It occurs most often in newborns, the elderly, pregnant women and those with immune system problems.
 
What are the signs and symptoms?
  • Listeriosis may only cause a mild illness with a fever, tiredness, and headache.
  • Some people (infants, the elderly and those with immune problems) may develop a more serious illness affecting the brain, which results in a severe headache, nausea and vomiting, and sometimes, coma.
 
How is it spread?
  • It is spread in foods such as unpasteurized milk, soft cheeses, undercooked poultry, unwashed raw vegetables, and prepared meats such as paté (ground meat spread).
 
What can people do?
  • Antibiotics can be taken to kill the bacteria. See your doctor.
  • Listeriosis is a risk to the baby if a pregnant woman gets infected.
  • Wash all fruits and vegetables well before eating.
  • Do not drink unpasteurized milk. Do not eat unpasteurized dairy products.
  • Cook meat thoroughly.
  • Wash hands, knives and cutting boards thoroughly after handling foods that may carry the bacteria.
  • Pregnant women and those with immune system problems should avoid soft cheeses, deli meats and paté. They should cook hot dogs and left over foods until steaming hot.

 

Listeriosis is a reportable disease and must be reported to your local Medical Officer of Health
under the Health Protection and Promotion Act.

 

  If you have any questions or concerns, please call the Health Information Line
at the Brant County Health Unit 519-753-4937 extension 259
 
 
Adapted from Wellington-Dufferin-Guelph Health Unit   |  Revised 08/2009
Last Updated ( Wednesday, 14 October 2009 )