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HelpTEST ID SLFA Cryptococcus Antigen Screen with Titer, Serum
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 |
Testing Algorithm
If result is positive, Cryptococcus titer will be performed at an additional charge.
Method Name
Lateral Flow Assay (LFA)
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
Reference Values
Negative
Day(s) Performed
Monday through Sunday
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| SLFAT | Cryptococcus Ag Titer, LFA, S | Yes | No |
Report Available
Same day/1 to 2 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
87899
Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.
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.