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HelpTest ID BLOD1328 Coccidioides Antibody, Complement Fixation and Immunodiffusion, Serum
Useful For
Diagnosis of coccidioidomycosis using serum specimens
Specimen Type
SerumOrdering Guidance
This test is a confirmatory assay for positive screening tests (ie, enzyme immunoassay).
The recommended test to evaluate for possible Coccidioides infection is COXIS / Coccidioides Antibody Screen with Reflex, Serum.
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1.8 mL
Collection Instructions: Centrifuge and aliquot serum into plastic vial.
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
Specimen Minimum Volume
1.2 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days |
Day(s) Performed
Monday through Friday
Report Available
4 to 7 daysMethod Name
Complement Fixation (CF)
Immunodiffusion
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86635 x 3
Reporting Name
Coccidioides Ab, CompF/ImmDiff, SReference Values
COMPLEMENT FIXATION
Negative
If positive, results are titered.
IMMUNODIFFUSION
Negative
Results are reported as positive, negative, or equivocal.
Test 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.Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.
SANFORD LABORATORY INTERFACE BUILD INFORMATION
| Result Code | Result Code Description |
|---|---|
| 13502 | Cocci Complement F |
| 13503 | Cocci Immunodiffusion-IgG |
| 13504 | Cocci Immunodiffusion-IgM |