Use for nutritional assessment of vitamin K1.
Quantitative High Performance Liquid Chromatography
Sun-Fri
2-5 days
Patient should fast overnight for 12 hours and should not consume alcohol for 24 hours prior to blood draw.
Plain red or serum separator tube. Also acceptable: Lavender (EDTA) or pink (K2EDTA).
Protect from light during collection, storage, and shipment. Separate serum or plasma from cells within 1 hour of collection. Transfer 1 mL serum or plasma to an ARUP Amber Transport Tube. (Min: 0.6 mL)
Frozen. Separate specimens must be submitted when multiple tests are ordered.
Any specimen other than serum or EDTA plasma. Hemolyzed specimens.
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 month; Frozen: 6 months
0.22-4.88 nmol/L
Vitamin K concentration is reported as nanomoles per liter (nmol/L). To convert concentration to nanograms per milliliter (ng/mL), multiply the result by 0.45.
Laboratory Developed Test (LDT)
84597
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0099225 | Vitamin K1 | 9622-2 |
- K1, Vitamin
- Phylloquinone
- phytonadione