Blastomyces dermatitidis Antibodies by Immunoassay with Reflex to Immunodiffusion, CSF

3000231
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Example Reports
Negative
Positive

Ordering Recommendation

Use to detect Blastomyces antibodies in CSF. For diagnosis of blastomycosis, consider testing in conjunction with histology or culture.

Mnemonic

BLST R CSF

Methodology

Semi-Quantitative Enzyme-Linked Immunosorbent Assay/Immunodiffusion

Performed

Sun-Sat

Reported

2-6 days

New York DOH Approval Status

Specimens from New York clients will be sent out to a New York DOH approved laboratory, if possible.

Specimen Required

Patient Preparation
Collect

CSF.

Specimen Preparation

Transfer 1 mL CSF to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Other body fluids. Contaminated, hemolyzed, xanthochromic, or severely lipemic specimens.

Remarks
Stability

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

Compliance Category

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

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
08/15/2022
X
X
X
X
X
X
N/A

CPT Codes

86612; if reflexed, add 86612

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Components

Component Test Code* Component Chart Name LOINC
3000233 Blastomyces Antibodies EIA, CSF 13201-9
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Blastomyces dermatitidis, yeast-phase
  • Blastomycoses
  • Fungal meningitis
  • Precipitin
Blastomyces dermatitidis Antibodies by Immunoassay with Reflex to Immunodiffusion, CSF