Blastomyces dermatitidis Antibodies by Immunoassay with Reflex to Immunodiffusion, CSF
Ordering Recommendation
Use to detect Blastomyces antibodies in CSF. For diagnosis of blastomycosis, consider testing in conjunction with histology or culture.
Mnemonic
Methodology
Semi-Quantitative Enzyme-Linked Immunosorbent Assay/Immunodiffusion
Performed
Sun-Sat
Reported
2-6 days
New York DOH Approval Status
Specimen Required
CSF.
Transfer 1 mL CSF to an ARUP Standard Transport Tube. (Min: 0.3 mL)
Refrigerated.
Other body fluids. Contaminated, hemolyzed, xanthochromic, or severely lipemic specimens.
Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
Reference Interval
Test Number |
Components |
Reference Interval |
---|---|---|
Blastomyces Antibodies EIA, CSF | 0.9 IV or less |
Interpretive Data
Component |
Interpretation |
---|---|
Blastomyces Antibodies EIA, CSF | 0.9 IV or less Negative 1.0-1.4 IV Equivocal 1.5 IV or greater Positive |
Modified FDA
Note
This immunoassay detects total antibodies against yeast-phase antigens from Blastomyces dermatitidis.
If Blastomyces antibodies are equivocal or positive by immunoassay then Blastomyces dermatitidis Antibodies by Immunodiffusion will be added. Additional charges apply.
Hotline History
Hotline History
CPT Codes
86612; if reflexed, add 86612
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
3000233 | Blastomyces Antibodies EIA, CSF | 13201-9 |
Aliases
- Blastomyces dermatitidis, yeast-phase
- Blastomycoses
- Fungal meningitis
- Precipitin