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HelpTest Code LAB1231884 Q Fever IgM and IgG, Titer, Serum
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Reporting Name
Q Fever IgM/IgG, Titer, SSpecimen Type
SerumOrdering 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.
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 7 days | |
| Frozen | 7 days |
Specimen Minimum Volume
0.25 mL
Day(s) Performed
Monday through Saturday
Specimen Retention Time
14 daysReport Available
Same day/1 to 3 daysReference 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.
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.
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 |