Bartonella henselae (Cat Scratch) Antibodies, IgG & IgM by IFA
May assist in diagnosing cat scratch disease in patient with typical signs and symptoms and a compatible exposure history.
New York DOH Approval Status
Serum separator tube.
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."
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)
Refer to individual components.
|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.
Analyte Specific Reagent (ASR)
|Component Test Code*||Component Chart Name||LOINC|
|0050091||Bartonella henselae Antibody IgG||6954-2|
|0050092||Bartonella henselae Antibody IgM||6955-9|
- B henselae IgG
- B henselae IgM
- Bartonella henselae Abs
- Cat Scratch Disease Ab Panel, Serum