Toxoplasmosis in the fetus can be best confirmed by –
Correct Answer: IgM Abs against toxoplasmosis in the fetus
Description: Diagnosis of Congenital toxoplasmosis: Presence of IgM Abs in fetus indicates congenital infection. The presence of circulating IgA ors the diagnosis of an acute infection as IgA-ELISA is more sensitive than IgM-ELISA for detecting congenital infection in the fetus. Toxoplasma Ag in amniotic fluid, PCR to detect Toxoplasma genes.
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Microbiology
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