2012634
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Coxiella burnetii (Q-Fever) Antibodies, IgG and IgM, Phase I and II with Reflex to Titer

Q-F GM
Example Reports
Negative
Positive

Ordering Recommendation

Confirm infectious agent as C. burnetii (Q-fever) in symptomatic patients.

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

Serum separator tube (SST).

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" and "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)

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.

Compliance Category

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

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
05/15/2023
X
N/A

CPT Codes

86638 x4; if reflexed add 86638 per titer

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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
* 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

  • Coxiella burnetii
  • Coxiella Titer
  • Q Fever Phase I IFA
  • Q Fever Phase II IFA
Coxiella burnetii (Q-Fever) Antibodies, IgG and IgM, Phase I and II with Reflex to Titer