Test Code QFP Q Fever IgM and IgG, Titer, Serum
Ordering Guidance
Specimen Required
Only orderable as a reflex. For more information see QFEVR / Q Fever Antibody Screen with Titer Reflex, Serum.
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Useful For
Diagnosis of Coxiella burnetii, the causative agent of Q fever
Testing Algorithm
For more information see Infective Endocarditis: Diagnostic Testing for Identification of Microbiological Etiology.
Method Name
Only orderable as a reflex. For more information see QFEVR / Q Fever Antibody Screen with Titer Reflex, Serum.
Indirect Immunofluorescence
Reporting Name
Q Fever IgM/IgG, Titer, SSpecimen Type
SerumSpecimen Minimum Volume
0.25 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 7 days | |
Frozen | 7 days |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Gross icterus | Reject |
Reference Values
Only orderable as a reflex. For more information see QFEVR / Q Fever Antibody Screen with Titer Reflex, Serum.
Q fever phase I antibody, IgG
<1:16
Q fever phase II antibody, IgG
<1:16
Q fever phase I antibody, IgM
<1:16
Q fever phase II antibody, IgM
<1:16
Reference values apply to all ages.
Day(s) Performed
Monday through Saturday
Report Available
Same day/1 to 3 daysPerforming Laboratory
Mayo Clinic Laboratories in RochesterTest Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
86638 x 4
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
QFP | Q Fever IgM/IgG, Titer, S | 77175-8 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
80965 | Q Fever Phase I Ab, IgG | 34716-1 |
24011 | Q Fever Phase II Ab, IgG | In Process |
81115 | Q Fever Phase I Ab, IgM | 9710-5 |
24009 | Q Fever Phase II Ab, IgM | 9711-3 |
24010 | Interpretation | 69048-7 |