Methodology
Chromium Release
Synonyms
Natural Killer; HLH, NK Cell Function
Specimen Type
Whole Blood
Performing Lab
Cincinnati Children's Diagnostic Immunology
Epic ID
LAB04022
Lab Test Days
Monday-Friday
Standard TAT
3 Days
Collection Information
Specimen Required
5-10 mL Whole Blood
Container Type
Dark Green (Sodium Heparin)
Collection Instructions
Collect Monday-Thursday 0800-1300 ONLY, no weekends or holidays.
Processing Information - Lab Use Only
Transport Temperature
Ambient-Only
Specimen Stability
Room Temp: 24 Hours; Refrigerated: Unacceptable; Frozen: Unacceptable
Rejection Criteria
Clotted; Hemolyzed or centrifuged specimens; Specimens collected in an unacceptable anticoagulant
Test Volume Required
10 mL Whole Blood
Minimum Test Volume
5 mL Whole Blood (only if WBC count is not too low)
Processing Instructions
Complete Cincinnati Diagnostic Immunology requisition and submit with specimen room temp. Ship Monday-Thursday ONLY, no weekends or holidays.
CPT Codes
86352, 86357
Revised
01-19-17
Initials
SL