Factor IX Activity, RefLab
Alternate Names
086298 LC, Antihemophilic Factor B
SoftLab Order Code
FACIX
Epic Order Name
FACTOR IX ACTIVITY, REF LAB LC 086298
Epic Order ID
LAB3678
Laboratory
Reference lab
Sample Type
Plasma
Collection Container
Blue Top (Sodium Citrate - Light blue)
Collecting Volume
One full light blue tube
Minimum Collecting Volume
One full light blue tube
Storage or Stability
Frozen
Causes for Rejection
Severe hemolysis; improper labeling; clotted specimen; specimen diluted with IV fluids; samples thawed in transit; improper sample type;
Patient Preparation
Ideally, the patient should not be on anticoagulant therapy. Avoid warfarin (Coumadin®) therapy for two weeks prior to the test and heparin, direct Xa, and thrombin inhibitor therapies for about three days prior to testing. Do not draw from an arm with a heparin lock or heparinized catheter.