True about toxoplasmosis is all except –
Correct Answer: IgG Abs are diagnostic in congenital toxoplasmosis
Description: CONGENITAL TOXOPLASMOSIS:.Diagnosis: IgM detection in fetal blood, IgA can also be used (experimental but better sensitivity) and Toxoplasma Ag in amniotic fluid, PCR to detect Toxoplasma genes. TOXOPLASMA GONDII: Three morphological forms: Sporulated oocyst, crescentic tachyzoites, tissue cyst containing bradyzoites Infective form: All three morphological forms are infectious Definitive hosts are cat and other felines Intermediate hosts are man and other mammals (goat, sheep) clinical feature:-In adults toxoplasmosis is usually asymptomatic. Encephalitis is rare in immunocompetent individuals and common in immunocompromised patients
Category:
Microbiology
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