ARUP's Laboratory Test Directory

Complement Factor B : 0051720

Mnemonic: COMP FAC B

Methodology: Radial Immunodiffusion
Performed: Mon, Wed, Fri
Reported: 1-4 days
Specimen Required: Collect: One 4 mL serum separator tube.

Storage/Transport Temperature: 1 mL serum, frozen. (Min: 0.3 mL) Submit specimen in an ARUP Standard Transport Tube.

Remarks: Allow specimen to clot for 30 minutes to one hour at 2-8°C. Separate serum from cells ASAP and place immediately on refrigerant pack (2-8°C) or freeze.

Unacceptable Conditions: Specimens exposed to repeated freeze/thaw cycles. Ambient specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable, Refrigerated: 2 days, Frozen: 1 year
Reference Interval:
20-51 mg/dL
Interpretive Data:

Please refer to Statement D in the Compliance Statements section in the front of the Laboratory Test Directory.
CPT Code(s): 86160
 
 

 

 

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