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Q-Fever (Coxiella burnetii) IgG Antibody, Phase I & II

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Test Description
  • Contact: Serology (319) 335-4291
  • Test Request Form: Serology/Immunology
  • SHL OpenELIS Code: 663
Detection of IgG antibodies against Coxiella burnetii
Panel Components
Coxiella burnetii IgG Antibody, Phase I & II
Performed Avg. Turnaround Time Method
Coralville, 8 a.m. - 5 p.m., M-F
5 - 7 business days Indirect Immunofluorescent Assay (IFA)
Fee CPT Code(s)
$19.08 86638 x 2
Specimen Requirements
Specimen Type: Minimum 1 mL Serum
Collection Instructions: Allow blood samples to clot at room temperature prior to centrifugation. Aseptically transfer serum to a tightly closing sterile container for storage.

Red Top Tube: centrifuge and transfer serum to a secondary tube
    Serum Separator Tube: collect 4 - 6 mL and centrifuge
      Shipping:
      Specimens should be stored and shipped under the same conditions. Wrap specimen container in absorbent material and place inside a biohazard bag. Transport specimen with cold pack. Ship to the Coralville location.
      Temperature and Stability: Refrigerate (2-8 degrees C); stable for up to 5 days. Freeze (-20 degrees C); stable for more than 5 days.
      Rejection Criteria: Specimens will be rejected if received under these conditions:

      Plasma, CSF. Grossly hemolyzed or lipemic samples as well as samples containing particulate matter or exhibiting obvious microbial contamination should not be tested. Specimens not received in the correct temperature ranges stated under "Temperature and Stability" will be rejected.
      Expected Results:
      Titers of Q-Fever Phase 1 and Q-Fever Phase 2 present
      Comments
      Single phase II IgG titers of 1:256 and greater are considered evidence of C. burnetii infection at some time prior to the date of the serum specimen. Phase I antibody titers of 1:16 and greater are consistent with chronic infection or convalescent phase of Q-fever.
      Alternate Names
      Q Fever IgG Antibody, Coxiella burnetii IgG
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      State Hygienic Laboratory

      General inquires
      SHL Client Services
      319-335-4500 or 1-800-421-IOWA (4692)
      ask-shl@uiowa.edu

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