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VITAMIN K

Test Code:B132Specimen Collection:Serum
Component:

Vitamin K

Method:

C

Collection Notes:A minimum 8-hour fast is required. Grossly hemolyzed or grossly lipemic specimens are not acceptable. Patient should avoid eating liver, or taking multivitamins or vitamin K for 24-hours prior to sample collection. Centrifuge within 1 hour of collection and immediately separate plasma from cells into a plastic screw-capped vial. Freeze immediately and protect specimen from light at all times; use foil wrapping or amber tubes. Ship frozen.
Clinical Utility:Vitamin K deficiency leads to easy bruising or excessive bleeding.
CPT Code:84597Testing Location:Sent to reference lab
SPECIMEN/STABILITY TYPE
Temperature:

Plasma EDTA, Foil-wrapped (3 mL)

Frozen
 
28
 
Days

Plasma Heparin,

Foil-wrapped (3 mL)

Frozen
 
28
 
Days