Factor II Activity, Clotting

Overview

  • EPIC Code:
  • LAB303
  • Soft Test Code:
  • FACT2
  • Send Out Test Code:
  • 331
Alternate Names
  • Coag Factor II Activity, Prothrombin
  • Factor II Functional
  • Factor II, Clotting

Specimen Collection & Preparation

Specimen Requirements

1.0 mL frozen platelet poor plasma from a Blue Top Tube - 3.2% Na Citrate in a Plastic Vial


Transport And Storage

14 days Frozen


Collection Instructions

Centrifuge light blue-top tube for 15 minutes at approximately 1500 g within 60 minutes of collection. Using a plastic pipette, remove plasma, taking care to avoid the WBC/platelet buffy layer and place into a plastic vial. Centrifuge a second time and transfer platelet-poor plasma into a new plastic vial. Plasma must be free of platelets (<10,000/mcl). 

Freeze immediately and ship on dry ice.
 

Avoid Hemolysis 


Minimum Volume

0.5 mL plasma


Neonatal Volume

Clinical Interpretation

Reference Range:

70% - 150%


Methodology:
  • Photometric Clot Detection

Production Schedule

Sites Performed
  • Quest - Chantilly
Days Performed
Monday
Tuesday
Wednesday
Thursday
Friday
Departments
  • Sendouts - Clinical
Turn Around Time

4 to 7 days


Coding & Compliance

CDM

01452689


CPT Coding

85210