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Natural Killer (NK)/Natural Killer (NK Function)

Centralized Core Laboratory - : Send Out

Test ID :
Test Workstation :
Specimen Type:
Whole Blood
Tube Type:
Green Top (Sodium Heparin)
Collection Volume:
Call Laboratory Sendouts ext. 34853 for collection volume.
Cause for Rejection:
Frozen, clotted, centrifuged, specimens greater than 28 hrs. old, specimens collected in anticoagulants other than Sodium Heparin
Critical Ambient
Sent to Reference Laboratory
Chromium Release
Special Instructions:
Transport whole blood in original collection tubes. Do not refrigerate or freeze. Draw Monday Thursday only, between 10:00 and 13:00. Must be received by laboratory by 14:00. Specimen stable for 24 hours.
4 days
Additional Info:
Reference range available on patient report
CPT Code:
Panel Includes:
NK 50:1 NK 25:1 NK 12:1 NK 6:1 NK Lytic Unit NK (CD16/56%) – no reference range for this component for this report Interpretation
Natural Killer Function, HLH: MK Function, NK Cell Function, Natural Killer Cell Function

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