Test Code COCAB Coccidioides Antibody, Complement Fixation and Immunodiffusion, Serum
Reporting Name
Coccidioides Ab, CompF/ImmDiff, SPerforming Laboratory

Useful For
Diagnosis of coccidioidomycosis using serum specimens
Ordering 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
Supplies: Sarstedt Aliquot Tube 5 mL (T914)
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.
Specimen Minimum Volume
1.2 mL
Specimen Type
SerumSpecimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Serum | Refrigerated (preferred) | 14 days |
Frozen | 14 days |
Day(s) Performed
Monday through Friday
Reference Values
Complement Fixation: Negative
If positive, results are titered.
Immunodiffusion: Negative
Results are reported as positive, negative, or equivocal.
Method Name
Complement Fixation (CF)/Immunodiffusion (ID)
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.CPT Code Information
86635 x 3
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
SCOC | Coccidioides Ab, CompF/ImmDiff, S | 87435-4 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
8295 | Coccidioides Ab, CompF, S | In Process |
21649 | Coccidioides, IgG, ImmDiff, S | 62459-3 |
21648 | Coccidioides, IgM, ImmDiff, S | 62458-5 |
Report Available
4 to 7 daysForms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.