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HelpTest Code VITAK1 Vitamin K1, Serum
Additional Codes
0099225
Specimen Type
Blood
Preferred Collection Container
SST
Collection Instructions
Patient should fast overnight for 12 hours and should not consume alcohol for 24 hours prior to blood draw.
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.
Collection Volume
2.0 mL
Minimum Collection Volume
1 mL
Testing Volume
0.6 mL
Rejection Criteria
Any specimen other than serum or EDTA plasma. Specimen not protected from light. Hemolyzed specimens.
Specimen Storage and Stability
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 month; Frozen: 6 months
Day(s) and Time(s) Performed
Sunday - Friday
Test Alias
99225; VTK1; K1, Vitamin; Phylloquinone; phytonadione
CPT Coding
84597
EPIC Code
LAB1110
Methodology
Quantitative High Performance Liquid Chromatorgaphy
Acceptable Collection Container
LIGHT PROTECTED: Plain red or serum separator tube. Also acceptable: Lavender (EDTA) or pink (K2EDTA).
Transport
Frozen.
Turn Around Time
3-6 days
Lab Department
Referred Testing
LOINC
9622-2