ARUP's Laboratory Test Directory

Prekallikrein Factor, Activity : 0099043

Mnemonic: PREKALL

Methodology: Clotting
Performed: Tue
Reported: 1-8 days
Specimen Required: Collect: Lt. blue (sodium citrate). Refer to Specimen Handling at aruplab.com for hemostasis/thrombosis specimen handling guidelines.

Specimen Preparation: Transfer 2 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 1 mL)

Storage/Transport Temperature: CRITICAL FROZEN. Separate samples must be submitted when multiple tests are ordered.

Remarks:

Unacceptable Conditions: Serum. Non-frozen or hemolyzed specimens.

Stability (collection to initiation of testing): Ambient: 4 hours; Refrigerated: 4 hours; Frozen: 2 weeks

Reference Interval:
55-207%
CPT Code(s): 85292
Cross References: Fletcher Factor (Prekallikrein Factor, Activity)
 
 

 

 

 
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