| Ordering Code | 4983 |
|---|---|
| Test Name | Cryptococcus Ag, CSF, Rflx Culture |
| Alias | CSF Cryptococcal Antigen, Reflex to culture |
| Preferred Specimen | Cerebrospinal Fluid in Sterile Container |
| Preferred Container | Cerebral Spinal Fluid Kit |
| Other Specimen/Container | Cerebral Spinal Fluid in Sterile Container |
| Optimum Volume | 3 mL |
| Handling Instructions | Refrigerate specimen immediately and keep refrigerated Freeze specimen if transport time >2 days. |
| Transport Requirements | Oahu: Refrigerated Airline: Refrigerated |
| Specimen Stability | Ambient: 2 Hours Refrigerated: 2 Days Frozen: 1 Month Avoid repeated freezing and thawing. DO NOT use frost-free freezers CSF Reflex culture (Fungus) stable for 5 days at 33-37 Deg C |
| Rejection Criteria | Grossly hemolyzed, Anticoagulated CSF, Obvious Microbial Contamination, Gross Specimen Turbidity |
| Avail. Stat | YES |
| Analytic Time | 1 Day |
| Methodology | Lateral Flow Immunochromographic Assay |
Reference range(s)
The reference ranges listed below are valid on this date of June 29, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Cryptococcus Antigen, CSF | ALL | NEGATIVE | NEGATIVE | TITER |