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Test 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


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.


Forms

If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.

Useful For

Diagnosis of coccidioidomycosis using serum specimens

Method Name

Complement Fixation (CF)

Immunodiffusion

Reporting Name

Coccidioides Ab, CompF/ImmDiff, S

Specimen Type

Serum

Specimen Minimum Volume

1.2 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 14 days
  Frozen  14 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject

Reference Values

COMPLEMENT FIXATION

Negative

If positive, results are titered.

 

IMMUNODIFFUSION

Negative

Results are reported as positive, negative, or equivocal.

Day(s) Performed

Monday through Friday

Report Available

4 to 7 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

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