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HelpTest Code VITK1 Vitamin K1, Serum
Secondary ID
42364Useful For
Assessment of circulating vitamin K1 concentration
Method Name
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Reporting Name
Vitamin K1, SSpecimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions: Fasting overnight (12-14 hours) (infants-draw prior to next feeding).
UChicago Medicine Medical Laboratories
Note:
Offsite Ordering Instruction:
Protect from light
Specimen Minimum Volume
0.75 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 30 days |
| Ambient | 30 days | |
| Frozen | 30 days |
Reject Due To
|
Hemolysis |
Mild OK; Gross OK |
|
Lipemia |
Mild reject; Gross reject |
|
Icterus |
Mild OK; Gross OK |
|
Other |
NA |
Reference Values
≥18 years: 0.10-2.20 ng/mL
<18 years: not established
Day(s) and Time(s) Performed
Monday through Friday; 4 p.m.
Performing Laboratory
Mayo Medical Laboratories in Rochester
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. 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 |