Test Code VITK1 Vitamin K1, Serum
Additional Codes
Outreach (Atlas) Order Code
VITK1
Hospital (Cerner) Order Code
VITK1
Secondary ID
42364Useful For
Assessing circulating vitamin K1 concentration
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Reporting Name
Vitamin K1, SSpecimen Type
SerumSpecimen Required
Patient Preparation: Fasting overnight (12-14 hours) (infants-collect prior to next feeding).
Supplies: Sarstedt Aliquot Tube 5 mL (T914)
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions: Within 2 hours of collection, centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.75 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 30 days | |
Ambient | 30 days | ||
Frozen | 30 days |
Reject Due To
Gross hemolysis | OK |
Gross lipemia | Reject |
Gross icterus | OK |
Reference Values
<18 years: Not established
≥18 years: 0.10-2.20 ng/mL
Day(s) Performed
Monday through Friday
Report Available
2 to 5 daysPerforming Laboratory
Mayo Clinic Laboratories in RochesterTest Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
84597
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
VITK1 | Vitamin K1, S | 9622-2 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
62167 | Vitamin K1, S | 9622-2 |
Forms
If not ordering electronically, complete, print, and send a General Request (T239) with the specimen.