CRYPTOCOCCUS ANTIGEN, WITH TITER

Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate serum from cells within 1 hour of collection and send 2.0 mL serum (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Serum: SST
CSF: 1.0 mL

Methodology
Latex Agglutination

Stability
Room Temperature: Unacceptable; Refrigerated: 7 days; Frozen: 60 days

Reference Range
Not detected
Positives are titered at an additional charge

Performed
Sunday-Saturday

Turnaround Time3-5 days
Test CodeCRYAQ
CPT-4 Code (s)
86403, plus 86406 for titer if performed, at an additional fee
LOINC Codes
Specimen Source   31208-2  
Cryptococcal Ag Screen   43228-6  
Cryptococcal Ag Titer   43229-4  

Warde
Medical
Laboratory