Ordering Recommendation

May assist in confirming suspected Trench fever in patient with typical signs and symptoms and compatible exposure history.


Semi-Quantitative Indirect Fluorescent Antibody


Mon, Thu


1-8 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Serum separator tube.

Specimen Preparation

Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 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


Unacceptable Conditions

Contaminated, hemolyzed, or severely lipemic specimens.


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

Reference Interval

< 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.

Interpretive Data

The presence of IgM antibodies suggests recent infection.  Low levels of IgM antibodies may occasionally persist for more than 12 months post-infection.

Compliance Statement A: For laboratory developed tests using a manufacturer labeled ASR as the reagent providing the specificity of the assay. Analyte Specific Reagent. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, the FDA has determined that such clearance or approval is not necessary.

Hotline History
CPT Codes


Component Test Code* Component Chart Name LOINC
0050093 Bartonella quintana Antibody, IgM 9361-7
* 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.
  • B. quintana IgM
  • Bartonella quintana IgM
Bartonella quintana Antibody, IgM by IFA