Test Details

Mnemonic

BARGM

Ordering Code

3704920

CPT-4 Code(s)

86611 x 2

Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours of collection and send 1.0 mL serum refrigerated in a screw capped plastic vial.

Alternate Specimen

Serum: Red top

Minimum Volume

0.3 mL

Transport Temperature

Refrigerated

Rejection Criteria

Contaminated, hemolyzed or grossly lipemic specimens.

Stability

Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 1 year

Methodology

Indirect Fluorescent Antibody
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Reference Range

IgG:
<1:64 Negative - No significant level of
Bartonella quintana IgG antibody detected.

1:64-1:128 Equivocal - questionable presence
of Bartonella quintana IgG antibody
detected. Repeat testing in 10-14 days may be helpful.

≥1:256 Positive - Presence of IgG
antibody to Bartonella quintana
detected suggestive of current or past infection.

IgM:
<1_16 Negative - No significant level
of Bartonella quintana IgM
antibody detected.

≥1:16 Positive - Presence of IgM
antibody to Bartonella quintana
detected, suggestive of current
or recent infection.
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Performing Laboratory

ARUP REFERENCE LAB
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New York DOH Approval Status

Yes
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