Test Code CLFA Cryptococcus Antigen Screen with Titer, Spinal Fluid
Useful For
Aiding in the diagnosis of cryptococcosis
This test should not be performed as a screening procedure for the general population.
This test should not be used as a test of cure or to guide treatment decisions.
Reflex Tests
Test ID | Reporting Name | Available Separately | Always Performed |
---|---|---|---|
CLFAT | Cryptococcus Ag Titer, LFA, CSF | Yes | No |
Testing Algorithm
If result is positive, Cryptococcus titer will be performed at an additional charge.
For more information see Meningitis/Encephalitis Panel Algorithm
Reporting Name
Cryptococcus Ag Screen w/Titer, CSFSpecimen Type
CSFSpecimen Required
Container/Tube: Sterile vial
Specimen Volume: 1 mL
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
CSF | Refrigerated (preferred) | 14 days | |
Frozen | 14 days |
Reference Values
Negative
Reference values apply to all ages.
Day(s) Performed
Monday through Sunday
Report Available
Same day/1 to 2 daysPerforming Laboratory
Mayo Clinic Laboratories in RochesterTest 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
87899-Cryptococcus screen
87899-Cryptococcus titer (if appropriate)
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
CLFA | Cryptococcus Ag Screen w/Titer, CSF | 29896-8 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
62074 | Cryptococcus Ag Screen w/Titer, CSF | 29896-8 |
Method Name
Lateral Flow Assay (LFA)
Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.