| Test Name: | Cryptococcus Antigen - CSF |
| Epic Order Code: | LAB927 | | |
| CPT Code: | Test: | 86403 | |
| | Titer: | 86406 | |
| Specimen(s) Type: | CSF; 1.0 mL | | |
| Acceptable Container(s): |  Sterile container |
| Testing Schedule: | 24 hours/day, 7 days/week |
| Turn Around Time: | STAT: NA | | |
| | Routine: 1 hour | | |
| Collection Information: | See specific specimen type in Serology/Virology Collection Information by Source. |
| Transport/Storage Information: | Deliver to lab immediately. All specimens must be signed into the laboratory. |
| Reference Clients: | If unable to deliver to lab immediately, store and transport the specimen at 2-8° C within 48 hours. If longer periods of storage are required the specimen must be frozen at -20° C in a non frost-free freezer. |
| Causes for Rejection: | Improperly labeled, incorrect container, contaminated, insufficient volume, incorrect/delay in transport, excessive hemolysis, lipemia or icterus. |
| Reference Range: | Negative | | |
| Additional Information: | Reflexive Test: If positive, a cryptococcus titer will be ordered. |
| | For monitoring therapy Titration of Antigen after first positive specimen should not exceed one per week. Bacterial contamination of specimen may cause false positive results. |