Test Details
Mnemonic
NKCF
Ordering Code
3508000
CPT-4 Code(s)
88184, 88185 x 2
Specimen Information
Patient Preparation
Normal diet, fasting preferred to avoid lipemia.
Collect
Green sodium heparin
Specimen Preparation
Send 10.0 mL whole blood. SUBMIT MONDAY - WEDNESDAY ONLY. Do not draw the day prior to a holiday. TESTING MUST BE PREARRANGED.
Minimum Volume
5.0 mL
Transport Temperature
Room temperature
Rejection Criteria
Hemolysis, refrigerated sample, frozen samples, clotted specimens, expired (>48 hours).
Stability
Room temperature: 48 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Refrigerated: Unacceptable
Frozen: Unacceptable
Methodology
Flow Cytometry
Reference Range
Decreased Activity: <7 LU30
Normal Activity: 7 - 125 LU30
Increased Activity: >125 LU30
Normal Activity: 7 - 125 LU30
Increased Activity: >125 LU30
Performing Laboratory
Quest SJC