ARUP's Laboratory Test Directory
| 0050172: Blastomyces Antibody by ID |
| Test Mnemonic: BLASTO PPT | |
|
Methodology: Immunodiffusion
Performed: Sun-Fri Reported: 2-4 days |
| Specimen Required: | |
|
Collect: One 4 mL SST.
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 |