ARUP's Laboratory Test Directory

Alpha-2-Macroglobulin : 0050005

Mnemonic: A2M

Methodology: Nephelometry
Performed: Wed, Sat
Reported: 1-5 days
Specimen Required: Collect:  One 4 mL serum separator tube.

Transport:  1 mL serum at 2-8°C. (Min: 0.3 mL)  Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport:  0.3 mL serum at 2-8°C.

Remarks:  Separate serum from cells ASAP.  Testing can also be performed on CSF and pleural fluid (centrifuge and separate to remove cellular material).

Unacceptable Conditions:  Hemolyzed specimens.

Stability:  After separation from cells: Ambient: 8 hours; Refrigerated: 8 days; Frozen: 1 year (if frozen within 24 hours)
Reference Interval:
131-293 mg/dL
CPT Code(s): 83883
 
 

 

 

 
All ARUP Sites:        www.aruplab.com     ·     www.arupconsult.com     ·     www.arup.utah.edu     ·     www.childx.org     ·     www.utahblood.org