Methodology
Flow Cytometry
Synonyms
HLH; NK Cell Degranulation; CD107a NK cell
Specimen Type
Whole Blood
Performing Lab
Cincinnati Children's Diagnostic Immunology
Epic ID
Other Reference Test
Lab Test Days
Monday-Friday
Standard TAT
3 Days
Collection Information
Specimen Required
(two) 4-5 mL mL Whole Blood (Minimum volume dependent on ALC)
Container Type
Dark Green (Sodium Heparin)
Collection Instructions
Collect Monday-Wednesday 0800-1300 only, no Thursday-Sundays or holidays.
Processing Information - Lab Use Only
Transport Temperature
Ambient-Only
Specimen Stability
Room Temp: 24 Hours; Refrigerated: Unacceptable; Frozen: Unacceptable
Test Volume Required
(two) 5 mL mL Whole Blood (Minimum volume dependent on ALC)
Minimum Test Volume
(two) 4 mL mL Whole Blood (Minimum volume dependent on ALC)
Processing Instructions
Complete Cincinnati Diagnostic Immunology requisition and submit with specimen room temp. Ship Monday-Wednesday 0800-1300 only, no Thursday-Sundays or holidays.
Comments
Insurance authorization is required prior to draw for Outpatients. Ok to send on Inpatients.
CPT Codes
88184, 88185 (x3), 88187, 86352
Revised
6/17/25
Initials
SA