Q Fever Antibodies, IgG

CPT: 86638
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Test Details


  • Coxiella burnetii Antibodies

Test Includes

Titer of both phase I and phase II responses


Aid in the differential diagnosis for Q fever


Indirect fluorescent antibody (IFA)

Reference Interval

Negative: <1:16

Specimen Requirements




0.4 mL

Minimum Volume

0.2 mL


Red-top tube or gel-barrier tube

Storage Instructions

Maintain specimen at room temperature.

Causes for Rejection

Hemolysis; lipemia; gross bacterial contamination


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
016774 Q Fever Antibodies, IgG 016775 Q Fever Phase I 7829-5
016774 Q Fever Antibodies, IgG 016776 Q Fever Phase II 7830-3

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