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Test Code LAB2626 Histoplasma and Blastomyces Antigen, Enzyme Immunoassay, Serum

Additional Codes

Mayo Test Code: HIBAG


Specimen Required


Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 1.5 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Useful For

Diagnosing Histoplasma capsulatum or Blastomyces dermatitidis infection without differentiation between the organisms

 

Monitor antigen levels following initiation of antifungal treatment

Method Name

Enzyme Immunoassay (EIA)

Specimen Type

Serum

Specimen Minimum Volume

1.2 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  72 hours

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Heat-inactivated specimen Reject

Reference Values

Histoplasma/Blastomyces Antigen Result:

Not Detected

 

Histoplasma/Blastomyces Antigen Value:

Not Detected

Detected: <1.5 ng/mL

Detected: 1.5-25.0 ng/mL

Detected: >25.0 ng/mL

 

Reference values apply to all ages.

Day(s) Performed

Monday through Saturday

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