Toxoplasmosis (Toxoplasma gondii & congenital)

Clinical criteria
Any person with an acute illness with at least one of the following four:
- lymphadenopathy
- encephalitis
- chorioretinitis
- dysfunction of the central nervous system
(Congenital infections may also occur with hydrocephalus, microcephaly, intracerebral calcification, convulsions, mental retardation)

Laboratory criteria
At least one of the following three:
- Demonstration of a specific toxoplasma antibody response
- Demonstration of T. gondii in body tissues or fluids
- Detection of T. gondii nucleic acid in a clinical specimen

Epidemiological criteria
NA

Case classification
A. Possible case
NA
B. Probable case
NA
C. Confirmed case
Any person meeting the clinical and the laboratory criteria

Toxoplasmosis (congenital)

Clinical criteria
Not relevant for surveillance purposes

Laboratory criteria
At least one of the following four:
- Demonstration of T. gondii in body tissues or fluids
- Detection of T. gondii nucleic acid in a clinical specimen
- T. gondii specific antibody response (IgM, IgG, IgA) in a newborn
- Persistently stable IgG T. gondii titres in an infant (<12 months of age)

Epidemiological criteria
NA

Case classification
A. Possible case
NA
B. Probable case
NA
C. Confirmed case
Any infant meeting the laboratory criteria 

Current as of: 7 March 2019