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HelpTEST ID UHBAG Histoplasma and Blastomyces Antigen, Enzyme Immunoassay, Urine
Specimen Required
Supplies: Sarstedt Aliquot tube, 5 mL (T914)
Container/Tube: Plastic vial
Specimen Volume: 3 mL
Collection Instructions:
1. Collect a random urine specimen, with no preservative.
2. Do not centrifuge to remove particulates.
Useful For
Diagnosing Histoplasma capsulatum or Blastomyces dermatitidis infection without differentiation between the organisms
Monitor antigen levels following initiation of antifungal treatment
Highlights
This test detects Histoplasma and Blastomyces antigen in urine, without differentiation between the 2 fungal pathogens.
This test aids in the diagnosis of histoplasmosis or blastomycosis alongside other routine methods, including culture, molecular testing, and serology.
This test can be used to monitor response to antifungal therapy.
Method Name
Enzyme Immunoassay (EIA)
Reporting Name
Histoplasma/Blastomyces Ag, 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 |
Reject Due To
| Gross hemolysis | Reject |
| Turbid Colored |
Reject |
Reference Values
Histoplasma/Blastomyces Antigen Result:
Not Detected
Histoplasma/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
Reference values apply to all ages.
Day(s) Performed
Monday through Sunday
Report Available
Same day/1 to 3 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
87449