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HelpTest Code SCOC Coccidioides Antibody, Complement Fixation and Immunodiffusion, Serum
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.
CMH COLLECTION: 3 mL blood in a vacutainer Preferred; Red gel Acceptable: Red
Specimen Minimum Volume
1.2 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 14 days |
| Frozen | 14 days |
Useful For
Diagnosis of coccidioidomycosis using serum specimens
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
Day(s) Performed
Monday through Friday
Report Available
4 to 7 daysReporting 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.
Method Name
Complement Fixation (CF)/Immunodiffusion (ID)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
86635 x 3