Coxiella burnetii (Q-Fever) Antibodies, IgG and IgM, Phase I and II with Reflex to Titer
Ordering Recommendation
Confirm infectious agent as C. burnetii (Q-fever) in symptomatic patients.
New York DOH Approval Status
Specimen Required
Serum separator tube (SST).
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" and "convalescent."
Refrigerated.
Contaminated, hemolyzed, or severely lipemic specimens.
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
Methodology
Semi-Quantitative Indirect Fluorescent Antibody (IFA)
Performed
Mon, Wed, Fri
Reported
1-6 days
Reference Interval
Test Number | Components | Reference Interval |
---|---|---|
C. burnetii (Q-Fever) Ab, Phase I IgG | Negative | |
C. burnetii (Q-Fever) Ab, Phase II IgG | Negative | |
C. burnetii (Q-Fever) Ab, Phase I IgM | Negative | |
C. burnetii (Q-Fever) Ab, Phase II IgM | Negative |
Interpretive Data
Refer to report.
FDA
Note
For IgG or IgM testing, if any Phase I or Phase II screening result is Indeterminate or Positive, then titer(s) will be added. Additional charges apply.
Hotline History
Hotline History
CPT Codes
86638 x4; if reflexed add 86638 per titer
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
2012626 | C. Burnetii Abs, IgG Phase I Screen | 48720-7 |
2012628 | C. Burnetii Abs, IgG Phase II Screen | 48719-9 |
2012639 | C. burnetii (Q-Fever) Ab, Phase I IgM | 63455-0 |
2012641 | C. burnetii (Q-Fever) Ab, Phase II IgM | 43928-1 |
Aliases
- Coxiella burnetii
- Coxiella Titer
- Q Fever Phase I IFA
- Q Fever Phase II IFA