Apr 6, 2015




Clinical Hub,Tools & Resources,UWHC Lab Test Directory,Ref Lab- Miscellaneous

Coccidioides Antigen

Coccidioides Antigen (RMISC) Ref Lab- Miscellaneous Lab Test

Name: Coccidioides Antigen

Test Name: Coccidioides Antigen

Health Link Test Code: RMISC

LIS Test Code: MISC

CPT Code(s): 87449

Testing Site: Testing will be sent to an approved reference laboratory

Collection Instructions:

Specimen Container Minimum Volume
BAL Sterile screw cap container 0.5 mL
Blood 9 mL red top or green top tube 1.2 mL serum
Body Fluid Sterile screw cap container 0.5 mL

Numbered specimen tube from sterile

disposable lumbar puncture tray

0.8 mL
Urine Sterile screw cap container 0.5 mL

Stability Refridgerated:

14 days

Stability Frozen:


Testing Volume: 1 mL

Specimen Processing:

Blood: Centrifuge. Transfer cell-free serum to plastic vial. Refrigerate.


Other specimen types: Refrigerate.

Unacceptable Criteria:

Tissue, sputum, stool, or bone marrow aspirate. Samples in transport media or cyto Thin Prep.

Test Limitations:

Sputolysin and NaOH are both interfering substances.

Cross reactions may occur with  paracoccidioidomycosis,  penicilliosis, aspergillosis, and sporotrichosis.