Table 3.

Results of T. gondii-specific antibody analyses on sera from 47 pregnant women with primaryT. gondii infection

Diagnostic criterion (no. of patients)No. of womenSeroconversionSignificant titer increaseaPlatelia Toxo-IgM resultDye test level of ≥300 IU/mlToxo-ISAGA IgM result
Seroconversion (17)4+++++
3+++−+
1+++−−
6+−+++
2+−+−+
1+−+−−
Significant titer increase (3)1−++++
2−++−+
Specific IgM+ and dye test titer of ≥300 IU/ml (27)23−−+++
4−−++−

  • ↵a Significant titer increase was detected after the first sample positive for toxoplasma-specific IgG was obtained.