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HelpTest Code CRYPTOAG Cryptococcus Antigen Screen with Titer, Serum
Additional Codes
St. Luke's Compendium Code (Iatric): L922.0090
Useful For
Aiding in the diagnosis of cryptococcosis
This test should not be used as a test of cure or to guide treatment decisions.
This test should not be used as a screening procedure for the general populations.
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| SLFAT | Cryptococcus Ag Titer, LFA, S | Yes | No |
Testing Algorithm
If result is positive, Cryptococcus titer will be performed at an additional charge.
Reporting Name
Cryptococcus Ag Screen w/Titer, SSpecimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days |
Reference Values
Negative
Day(s) Performed
Monday through Sunday
Report Available
Same day/1 to 2 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
87899
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| SLFA | Cryptococcus Ag Screen w/Titer, S | 29903-2 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 62075 | Cryptococcus Ag Screen w/Titer, S | 29903-2 |
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.Method Name
Lateral Flow Assay (LFA)
Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.