Listeria Monocytogenes - PowerPoint PPT Presentation

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Listeria Monocytogenes
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Listeria Monocytogenes

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  1. ListeriaMonocytogenes By Iron Chefs AJ and Greg

  2. Summary • Can be found in soil, water, poultry, or cattle • Can last weeks • Relatively rare • Only 1600 cases reported in USA • Of which, 260 were fatal • Pregnant women are 20 times more likely to develop this • May cause miscarriages in the first trimester if not treated rapidly • In pregnant women in the third trimester, this may cause premature labor or infant death • Infected newborns may have mental retardation; paralysis; heart, liver, or kidney defects; or blindness

  3. Symptoms and Onset Time • Sets in between three and 70 days • Average onset time is three weeks • Symptoms include • Fever • Stiff neck • Vomiting • Confusion • Weakness • Sometimes preceded by diarrhea

  4. Foods in Which It Is Found • Unpasteurized milk • Deli meats • Hot dogs • Raw sprouts • Refrigerated smoked seafood • Soft cheeses using unpasteurized milk

  5. Transmission • Through foods containing the bacteria • Most often form of transmission • Improperly processed or handled foods • Soil and water • Non-contagious

  6. Prevention and Treatment • Babies receive the same medication as adults • There are no vaccines against Listeriosis • Treatment consists of antibiotics injected through an IV • Generally lasts about 10 days, but depends on the body’s ability to fight off infection

  7. ListeriaMonocytogenes

  8. Bibliography • http://www.about-listeria.com/listeria_treatment • http://www.cdc.gov/nczved/divisions/dfbmd/diseases/listeriosis/ • http://kidshealth.org/parent/infections/bacterial_viral/listeria.html • http://www.foodsafety.gov/poisoning/causes/bacteriaviruses/listeria/index.html • http://www.cdc.gov/nczved/divisions/dfbmd/diseases/listeriosis/