Division Laboratory Criteria

At least one of the following four:

• Demonstration of Toxoplasma gondii in body tissues or fluids

• Detection of Toxoplasma gondii nucleic acid in a clinical specimen

• Toxoplasma gondii specific antibody response (IgM, IgG, IgA) in a newborn

• Persistently stable IgG Toxoplasma gondii titres in an infant (< 12 months of age)