Blastomyces dermatitidis Antibodies by Immunodiffusion
0050172
 
Ordering Recommendation
Mnemonic
BLASTO PPT
Methodology
Qualitative Immunodiffusion
Performed
Sun-Fri
Reported
2-4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum to an ARUP Standard Transport Tube. (Min: 0.1 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Body fluids.  
Remarks
 
Stability
After separation from cells: Ambient: 48 hours; 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
Components
Component Test Code*Component Chart Name
0050172Blastomyces dermatitidis Abs, Precipitin
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • Blastomyces Antibody by Immunodiffusion, Serum
  • Blastomyces Precipitin
  • Blastomycosis
  • Immunodiffusion Serology for Fungi