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Toxoplasma Gondii

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Toxoplasma Gondii What is Toxoplasmosis? Toxoplasmosis is the cause of the disease toxoplasma gondii, a single celled parasite, that is found in cat feces. – PowerPoint PPT presentation

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Title: Toxoplasma Gondii


1
Toxoplasma Gondii
  • What is Toxoplasmosis?Toxoplasmosis is the cause
    of the disease toxoplasma gondii, a single celled
    parasite, that is found in cat feces.(Toxoplasmos
    is is found in hosts like cats, sheep, humans,
    mice, and rats.)

2
Symptoms for toxoplasmosis
  • In healthy children and adults,
    toxoplasmosis may cause no symptoms at all, or
    may cause a mild illness (swollen lymph glands,
    fever, headache, and muscle aches) 5-23 days
    after exposure. However, Toxoplasmosis is a very
    severe infection for unborn babies and for people
    with immune system disorders.Unborn babies
    catch this parasite from their mother if the
    mother is infected during pregnancy, especially
    during the first three months. Unborn babies are
    at risk of severe infection that may result in
    mental retardation, blindness, or death. People
    who have had toxoplasmosis in the past and then
    develop problems with their immune systems (such
    as AIDS) can have severe infections of the brain
    that may lead to death. Infections can be treated
    with antibiotics.

3
Where it is found
  • A Toxoplasma infection occurs by
  • Eating undercooked, contaminated meat (especially
    pork, lamb, and venison).
  • Accidental ingestion of undercooked, contaminated
    meat after handling it an not washing hands
    thoroughly (Toxoplasma cannot be absorbed through
    intact skin).
  • Eating food that was contaminated by knives,
    utensils, cutting boards and other foods that
    have had contact with raw, contaminated meat.
  • Drinking water contaminated with Toxoplasma
    gondii.
  • Accidentally swallowing the parasite through
    contact with cat feces that contain Toxoplasma.
    This might happen by
  • cleaning a cat's litter box when the cat has shed
    Toxoplasma in its feces
  • touching or ingesting anything that has come into
    contact with cat feces that contain Toxoplasma
  • accidentally ingesting contaminated soil (e.g.,
    not washing hands after gardening or eating
    unwashed fruits or vegetables from a garden)
  • Mother-to-child (congenital) transmission.
  • Receiving an infected organ transplant or
    infected blood via transfusion, though this is
    rare.

4
How to treat toxoplasmosis
  • Pyrimethamine an anti-malarial medication.
  • Sulfadiazine an antibiotic used in combination
    with pyrimethamine to treat toxoplasmosis.
    Clindamycin an antibiotic used most often for
    people with HIV/AIDS.
  • Spiramycin an antibiotic used most often for
    pregnant women to prevent the infection of their
    child. .

5
How to prevent toxoplasmosis
  • All this can be prevented if you
  • Store food in the refrigerator (40 F or below)
    or freezer (0 F or below).
  • Cook food to a safe minimum internal temperature.
  • Beef, veal, and lamb steaks, roasts, and chops
    may be cooked to 145 F.
  • All cuts of pork to 160 F.
  • Ground beef, veal and lamb to 160 F.
  • All poultry should reach a safe minimum internal
    temperature of 165 F.
  • Maintain hot cooked food at 140 F or above.
  • When reheating cooked food, reheat to 165 F

6
Statistics
  • Toxoplasmosis is considered to be the third
    leading cause of death attributed to foodborne
    illness in the United States. More than 60
    million men, women, and children in the U.S.
    carry the Toxoplasma parasite, but very few have
    symptoms because the immune system usually keeps
    the parasite from causing illness.

7
cites
  • http//www.extension.iastate.edu/foodsafety/pathog
    ens/index.cfm?articleID46parent37
  • www.fsis.usda.gov/Food_Safety_Education/Ask_Karen
    /index.aspQuestion
  • http//www.cdc.gov/toxoplasmosis/factsheet.html
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