Microbiology Congenital toxoplasmosis – False is- A Diagnosed by detection of IgM in cord blood B IgA is more sensitive than IgM for detection C Dye test is gold standard for IgG D Avidity testing must be done to differentiate between IgA & IgM 💡 Explanation Congenital toxoplasmosis - False is- ✓ Correct Answer: D. Avidity testing must be done to differentiate between IgA & IgM