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  1. Nov 2017
    1. Toxoplasmosis is caused by the obligate intracellular parasite, Toxoplasma gondii. Its life cycle consists of 3 forms, including an oocyst, a tissue cyst, and an active (proliferative) form.

      See also: CDC- Toxoplasmosis

      Toxoplasmosis

      Source of Infection in humans:

      1. Eating under cooked meat of animals harboring tissue cysts
      2. Consuming food or water contaminated with cat feces or by contaminated environmental samples (such as fecal-contaminated soil or changing the litter box of a pet cat)
      3. Blood transfusion or organ transplantation
      4. Transplacentally from mother to fetus

      Sources of T. gondi infection

      Life cycle of T. gondi