Ordering Recommendation

May confirm a current or past exposure to B. henselae or B. quintana in patient with typical signs and symptoms and a compatible exposure history.

Methodology

Semi-Quantitative Indirect Fluorescent Antibody (IFA)

Performed

Mon, Thu

Reported

1-8 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

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

Refrigerated.

Unacceptable Conditions

Contaminated, hemolyzed, or severely lipemic specimens.

Remarks
Stability

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

Reference Interval

Interpretive Data




Component Interpretation
Bartonella henselae Antibody, IgG by IFA <1:64  Negative - No significant level of Bartonella henselae IgG antibody detected.
1:64-1:128  Equivocal - Questionable presence of Bartonella henselae IgG antibody detected.  Repeat testing in 10-14 days may be helpful.
≥1:256  Positive - Presence of IgG antibody to Bartonella henselae detected, suggestive of current or past infection.
Bartonella henselae Antibody, IgM by IFA < 1:16  Negative - No significant level of Bartonella henselae IgM antibody detected.
≥1:16  Positive - Presence of IgM antibody to Bartonella henselae detected, suggestive of current or recent infection.
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)

Note

Hotline History

N/A

CPT Codes

86611 x4

Components

Component Test Code* Component Chart Name LOINC
0050091 Bartonella henselae Antibody IgG 6954-2
0050092 Bartonella henselae Antibody IgM 6955-9
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.

Aliases

  • B henselae IgG
  • B henselae IgM
  • B quintana IgG
  • B quintana IgM
  • Bartonella henselae Abs
  • Bartonella Quintana, IgG/IgM
Bartonella henselae & B. quintana Antibodies, IgG & IgM