Ordering Recommendation

Refer to Babesia microti Antibodies, IgG and IgM by IFA (0093048) panel, which includes IgG and IgM by IFA.

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

Serum Separator Tube (SST).

Specimen Preparation

Separate from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum to an ARUP standard transport tube. (Min: 0.4 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."

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Bacterially contaminated, hemolyzed, or lipemic specimens.

Remarks
Stability

After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)

Methodology

Semi-Quantitative Indirect Fluorescent Antibody (IFA)

Performed

Mon, Wed, Sat

Reported

1-5 days

Reference Interval

< 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.

Interpretive Data



Compliance Category

Analyte Specific Reagent (ASR)

Note

Hotline History

N/A

CPT Codes

86753

Components

Component Test Code* Component Chart Name LOINC
0093050 Babesia microti IgM 16118-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • B microti IgM Ab
  • Babesia microti Antibodies (IgM)
  • Babesia Microti IgM Ab
Babesia microti Antibody, IgM by IFA