Ordering Recommendation

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

New York DOH Approval Status

This test is New York state 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: 0.4 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


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)


Semi-Quantitative Indirect Fluorescent Antibody (IFA)


Mon, Thu


1-8 days

Reference Interval

Interpretive Data

Refer to individual components.

Bartonella quintana Antibody, IgG by IFA < 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.
Bartonella quintana Antibody, IgM by IFA < 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.

Compliance Category

Analyte Specific Reagent (ASR)


Hotline History


CPT Codes

86611 x2


Component Test Code* Component Chart Name LOINC
0050093 Bartonella quintana Antibody, IgM 9361-7
0050094 Bartonella quintana Antibody, IgG 9360-9
* 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 IgG
  • B quintana IgM
  • Bartonella quintana Abs
Bartonella quintana Antibodies, IgG & IgM by IFA