VITAMIN K | |
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Test Code: B132 | Specimen 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: 84597 | Testing Location: Sent to reference lab |
SPECIMEN/STABILITY TYPETemperature:Plasma EDTA, Foil-wrapped (3 mL) Frozen 28 Days Plasma Heparin, Foil-wrapped (3 mL) Frozen 28 Days |