Children's Mercy Hospitals and Clinics
Name
Factor V Assay (not to be confused with the Factor V Leiden assay)

Synonyms
Factor 5

CMH Lab Section
Hematology

Specimen Requirements
2.7 mL in a sodium citrate blue top tube

Availability
STAT or Routine

Turn Around Time
STAT: 2-3 hours
Routine: batch testing completed on Thursdays
STAT is not available 10PM-7AM

Special Instructions
This is not to be confused with the Factor V Leiden assay, which is a Molecular Genetics test.

Processing Instructions
send specimen to Hematology ASAP

Methodology
Stago STAR mechanical clot detection

Ranges
Age in daysNormal Range
0-4 days36-108%
5-29 days45-145%
30-89 days62-134%
90-179 days48-132%
≥180 days62-150%


Copyright © 1996-2014 The Children's Mercy Hospital