ARUP's Laboratory Test Directory

Blastomyces Antibody by ID : 0050172

Mnemonic: BLASTO PPT

Methodology: Immunodiffusion
Performed: Sun-Fri
Reported: 2-4 days
Specimen Required: Collect:  One 4 mL serum separator tube.

Transport:  0.5 mL serum at 2-8°C. (Min: 0.25 mL)  Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport:  0.1 mL serum at 2-8°C.

Remarks:  Separate serum from cells ASAP.

Unacceptable Conditions:  Body fluids.

Stability:  After separation from cells: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
Reference Interval:
None detected.
Interpretive Data: A positive result may suggest active or recent infection. The test is positive in about 80% of cases. Cross-reactions occur, especially with histoplasmosis. A negative test (none detected) does not exclude blastomycosis.
Note: This test uses a partially purified "A" antigen of Blastomyces dermatitidis.
CPT Code(s): 86612
 
 

 

 

 
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