91535:BARTONELLA QUINTANA ANTIBODIES, IgG & IgM
Author PeaceHealth Laboratories
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| Alias Names: |
Cat Scratch Disease |
| Methodology: |
Indirect Fluorescent Antibody (IFA) |
| Edit Date: |
6/11/2010 |
| Performed: |
Monday, Thursday |
| Released: |
1-8 days after setup at PeaceHealth Laboratories’ reference lab; next run if titered. |
| CPT Code: |
86611-90 x2 |
| Specimen Collection Details |
| Collection: |
One 7.5 mL serum separator tube (SST). |
| Handling: |
Allow to clot, centrifuge and separate serum from cells and pour into a plastic vial immediately. Label specimen clearly as ”acute” or ”convalescent.” Avoid repeated freeze/thaw cycles. |
| Stability: |
Specimen stable 48 hours ambient, 14 days refrigerated, or 1 year frozen. |
| Standard Volume: |
1 mL serum. |
| Minimum Volume: |
150 µL serum. |
| Transport: |
Refrigerated. |
| Comments: |
Parallel testing is preferred and convalescent specimen MUST be received within 30 days from receipt of the acute specimen. |
| Rejection Criteria: |
Plasma; severely lipemic, contaminated or hemolyzed specimen. |
|
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<1_64 Negative |
1:64-1:128 Equivocal |
>=1:256 Positive |
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No significant level of Bartonella quintana IgG antibody detected. |
Questionable presence of Bartonella quintana IgG antibody detected. Repeat testing in 10-14 days may be helpful. |
Presence of IgG antibody to Bartonella quintana detected, suggestive of current or past infection. |
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<1_16 Negative |
>=1:16 Positive |
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No significant level of Bartonella quintana IgM antibody detected. |
Presence of IgM antibody to Bartonella quintana detected, suggestive of recent infection. |
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