Sign in →

Test 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, U

Specimen Type

Urine

Specimen 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

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 days

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. It 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
UHBAG Histoplasma/Blastomyces Ag, EIA, U 105123-4

 

Result ID Test Result Name Result LOINC Value
UHBAR Histoplasma/Blastomyces Ag Result 104871-9
DEXBH Histoplasma/Blastomyces Ag Value 104872-7

NY State Approved

Yes