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HelpTest Code SLFAT Cryptococcus Antigen Titer, Lateral Flow Assay, Serum
Useful For
Monitoring Cryptococcus antigen titers in serum
Aiding in the diagnosis of cryptococcosis
This test should not be used as a test of cure or to guide treatment decisions.
Reporting Name
Cryptococcus Ag Titer, LFA, SSpecimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
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 Rochester
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.CPT Code Information
87899
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| SLFAT | Cryptococcus Ag Titer, LFA, S | 9818-6 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 62077 | Cryptococcus Ag Titer, LFA, S | 9818-6 |
NY State Approved
YesMethod Name
Lateral Flow Assay (LFA)
Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.