Refer to Babesia microti Antibodies, IgG and IgM by IFA (0093048) panel, which includes IgG and IgM by IFA.
Semi-Quantitative Indirect Fluorescent Antibody
Mon, Wed, Sat
Serum Separator Tube (SST).
Separate from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum to an ARUP Standard Transport Tube. (Min: 0.2 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent."
Bacterially contaminated, hemolyzed, or lipemic specimens.
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
< 1:20 Negative - No significant level of detectable Babesia IgM antibody.
1:20 Equivocal - Repeat testing in 10-14 days may be helpful.
> 1:20 Positive - IgM antibody to Babesia detected, which may indicate a current or recent infection.
Analyte Specific Reagent (ASR)
|Component Test Code*||Component Chart Name||LOINC|
|0093050||Babesia microti IgM||16118-2|
- B microti IgM Ab
- Babesia microti Antibodies (IgM)
- Babesia Microti IgM Ab