HNK1 (CD57) PANEL
| Synonyms: | Natural Killer Cells |
| Computer Code: | (RHNK1) |
| Specimen Collection: | 2-7 mL blood (lavender AND yellow ACD-A top tubes). Draw Mon-Thurs only. |
| Minimum Volume: | 5 mL |
| Handling Instructions for Offsite Areas: | Maintain both samples at room temperature. Min. 3.0 mL whole blood each sample. Must reach referral lab within 48 hours of collection. Mon-Thurs draw only. |
| Reference Values: | See reference laboratory report. |
| Lab Code: | Send Out |
| Requisition: | SPEC C |
| Test Frequency: | NA |
| Routine TAT: | 10 days |
| Stat TAT: | N/A |
| CPT Code(s): | 86356, 86357 |
| LCD or NCD: | |
| Methodology Used: |
See Addendum XVII |