VITAMIN K
| Synonyms: | Vitamin K1; Phylloquinone; Phytonadione |
| Computer Code: | (RVITK) |
| Specimen Collection: | 7 mL blood (chilled red or lavender top tube.) Place on ice. Protect from light. Send immediately to special chemistry. |
| Minimum Volume: | 3 mL |
| Handling Instructions for Offsite Areas: | Serum: Allow to clot, centrifuge, remove serum, freeze. Min 1.0 mL serum. Plasma: centrifuge, remove plasma, freeze. Protect from light. Min 1.0 mL plasma. Separate serum/plasma from cells within 45 minutes of collection. |
| Reference Values: | See reference laboratory report. |
| Lab Code: | Send Out |
| Requisition: | SPEC C |
| Test Frequency: | NA |
| Routine TAT: | 7 days |
| Stat TAT: | N/A |
| CPT Code(s): | 84597 |
| LCD or NCD: | |
| Methodology Used: |
See Addendum XVII |