Cryptococcus Antigen, Serum
Ordering Recommendation
Identify C. neoformans as the infectious agent of invasive cryptococcal disease.
New York DOH Approval Status
Specimen Required
Plain Red or Serum Separator Tube (SST).
Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.25 mL)
Refrigerated.
Plasma.
Ambient: 1 hour; Refrigerated: 1 week; Frozen: 1 week
Methodology
Semi-quantitative Enzyme Immunoassay
Performed
Sun-Sat
Reported
Within 24 hours
Reference Interval
Negative
Interpretive Data
FDA
Note
Positive specimens are titered.
Hotline History
CPT Codes
87327
Components
Aliases
- India ink
- cryptococcal antigen
- serum cryptococcus screen
- Cryptococcus Ag Screen, S
















