ARUP's Laboratory Test Directory

Aspergillus Galactomannan Antigen by EIA, Bronchoscopy : 2003150

Mnemonic: ASPERAGB

Methodology: Semi-quantitative Enzyme Immunoassay
Performed: Sun-Sat
Reported: 1-2 days
Specimen Required: Collect: Lower respiratory material by bronchoscopy (BAL ,brushings, and washings).

Specimen Preparation: Transfer 2 mL bronchoscopy specimen to a sterile ARUP Standard Transport Tube (ARUP Supply #43115). Available online through eSupply using ARUP Connect™ or contact Client Services at (800) 522-2787. (Min: 0.6 mL)

Storage/Transport Temperature: Frozen.

Unacceptable Conditions: Sputum. Specimens in media or preservatives. Grossly bloody specimens.

Stability (collection to initiation of testing): Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 1 week
Reference Interval:
 
Available Separately Components Reference Interval
No Aspergillus Galactomannan Antigen, BAL by EIA Negative
No Aspergillus Galactomannan Index By report

Interpretive Data: A BAL galactomannan index of greater than or equal to 0.5 is considered positive. This result should be interpreted in the context of patient history, clinical signs/symptoms, and other routine diagnostic tests (e.g., culture, histologic examination of biopsy material, and radiographic imaging).
Note: For serum specimens, refer to Aspergillus Galactomannan Antigen by EIA, Serum (0060068).
CPT Code(s): 87305
Cross References: Platelia Aspergillus (Aspergillus Galactomannan Antigen by EIA, Bronchoscopy)