Synonym(s):
Toxoplasma IgM
Please note:
Commencing 1 Oct 2024, the Immunology & Serology laboratory will cease to accept requests for the anti-Toxoplasma IgM antibody test without an accompanying anti-Toxoplasma IgG antibody test. Anti-Toxoplasma IgM antibody test must be ordered together with an anti-Toxoplasma IgG antibody test.
The manufacturer has not validated the IgM kit for use on neonatal samples
3 mL plain blood
Anti-Toxoplasma IgM antibody test MUST be ordered together with anti-Toxoplasma IgG antibody test.
To diagnose acute infection, send an acute serum specimen and a second convalescent serum taken 14 days later.
Immunofluorescence
Test done at serum dilution of 1:10. Reported as Detected, Indeterminate or Not Detected. Acute infection will show IgM positive and ≥ 4 fold rise in IgG.
Range 1 – 4 days
Batch tested, twice/week
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