Ordering Recommendation

May assist in diagnosing cat scratch disease in patient with typical signs and symptoms and a compatible exposure history.

Mnemonic
CATSCRATCH
Methodology

Semi-Quantitative Indirect Fluorescent Antibody

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: 0.15 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
Test Number
Components
Reference Interval
0050091 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.
0050092 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.

Interpretive Data

Refer to individual components.

Compliance Category

Analyte Specific Reagent (ASR)

Note
Hotline History
N/A
CPT Codes

86611 x2

Components
Component Test Code* Component Chart Name LOINC
0050091 Bartonella henselae Antibody IgG 6954-2
0050092 Bartonella henselae Antibody IgM 6955-9
* 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
  • Bartonella henselae Abs
  • Cat Scratch Disease Ab Panel, Serum
Bartonella henselae (Cat Scratch) Antibodies, IgG & IgM by IFA