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HelpTest ID UBLAS Blastomyces Antigen, Quantitative, Enzyme Immunoassay, Random, Urine
Specimen Required
Supplies: Aliquot tube, 5 mL (T465)
Container/Tube: Plastic vial
Specimen Volume: 4 mL
Collection Instructions:
1. Collect a random urine specimen.
2. No preservative.
3. Do not centrifuge to remove particulates.
Useful For
Diagnosis of infection with Blastomyces dermatitidis
Monitor antigen levels following initiation of antifungal treatment
Method Name
Enzyme Immunoassay (EIA)
Reporting Name
Blastomyces Ag, Quant EIA, USpecimen Type
UrineSpecimen Minimum Volume
2.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 14 days | |
| Frozen | 28 days | ||
| Ambient | 7 days |
Reference Values
BLASTOMYCES ANTIGEN RESULT
Not detected
BLASTOMYCES ANTIGEN VALUE
Not detected: 0.0 ng/mL
Detected: <1.3 ng/mL
Detected: 1.3-20.0 ng/mL
Detected: >20.0 ng/mL
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
87449
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| UBLAS | Blastomyces Ag, Quant EIA, U | 101415-8 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| BLASQ | Blastomyces Ag Result | 41746-9 |
| DEXBU | Blastomyces Ag Value | 93429-9 |
Day(s) Performed
Monday through Saturday
Report Available
Same day/1 to 3 daysForms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.