Test Code LAB5012 Cryptococcal Antigen

Specimen Type
0.5 ml Serum or CSF
Specimen Requirement
Serum: 0.5 ml (minimum volume) Submit entire collection in a sterile container.
CSF: 0.5 ml (minimum volume) Submit entire collection in sterile container.
Rejection Criteria
Reject if specimen container is unlabeled or leaking.
Reject for inappropriate storage or transport.
Storage and Transport
Transport the specimen to the Microbiology Lab immediately at room temperature.
If transport is delayed, specimens may be stored at 2-8° C for 48 hours before testing.
If specimens will not be tested within 48 hours, specimens should be frozen at -20 C or below.
Testing Schedule
Performed daily
Reference Range
Cryptococcus antigen negative
Testing Department
Microbiology
Method
Lateral Flow Assay
CPT Code
86403
Additional Information
If Cryptococcal Antigen test is positive, a titer is performed and 86406 is additionally billed.
Turnaround Time
24 hours
STAT Turnaround Time
Not Applicable