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Factor V, Activity
0030075
Ordering Recommendation

Evaluate possible factor V deficiency.

Mnemonic
F5
Methodology
Electromagnetic Mechanical Clot Detection
Performed
Mon-Sat
Reported
1-3 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
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 specimens must be submitted when multiple tests are ordered. 
Unacceptable Conditions
Serum. EDTA plasma, clotted or hemolyzed specimens. 
Remarks
 
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen: 2 weeks 
Reference Interval
AgeReference IntervalAgeReference Interval
1-4 days36-108%7-9 years69-132%
5-29 days45-145%10-11 years66-136%
30-89 days62-134%12-13 years66-135%
90-179 days48-132%14-15 years61-129%
180-364 days55-127%16-17 years65-131%
1-5 years79-127%18 years and older62-140%
6 years63-116%

Interpretive Data


Note
Do not order for factor V Leiden.
Components
Component Test Code*Component Chart NameLOINC
0030075Factor V, Activity3193-0
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Coagulation Factor V Activity Assay, Plasma
  • Common Pathway Proteins, Factor V
  • Labile Factor
  • Plasma Accelerator Globulin
  • Proaccelerin
  • Proconvertin