VITAMIN K, SERUM
Reporting Title: Vitamin K1
High-Performance Liquid Chromatography (HPLC)
	Test Performed At:
		ARUP Laboratories through Mayo Medical Laboratories #91226
	Specimen Required:
	SUBMIT ONLY 1 OF THE FOLLOWING SPECIMENS:
		Serum (preferred specimen)
		Collect 4.0 mL (minimum 2.5 mL) of whole blood in a plain, red-top tube(s) or a serum gel tube(s) from a fasting patient (12-14 hours preferred).
		Plasma (alternate specimen)
		Collect 4.0 mL (minimum 2.5 mL) of whole blood in a lavender-top (EDTA) tube(s) from a fasting patient (12-14 hours preferred).
		NOTE:	Protect from light
	Laboratory Notes:
		Spin down and send 2.5 mL (minimum 1.2 mL) of serum or EDTA plasma frozen in a plastic amber vial. Protect specimen from light.
		NOTE:	1.	Reject due to hemolysis.
			2.	Indicate serum or plasma in MayoNet.
			3.	Label specimen appropriately (serum or plasma) on aliquot vial.
	Reference Values:
		0.10-2.20 ng/mL
	Day(s) Test Set Up:
		Tuesday -Sunday
	Cut-Off Time:
	Turn Around Time:
		4-8 days
	CPT Code:
		84597
	Care Manager Order Name:
		Vitamin K ONCE RTN
	KIDDOS Order Name:
		Vitamin K LeveL
	Cerner Order Name:
		Vit K

Last Updated 08/08