Neutrophil Function (Oxidative Burst)

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Effective Jan. 5, 2026: Temporary Age-Based Visitor Restrictions at UNC Health for all inpatient and waiting areas throughout its inpatient hospitals.

Tube Type

Test ID		LAB5919
EPIC Order		NEUTROPHIL FUNCTION
CPT Code(s)		86356
Group/Individual Test		Individual
Laboratory		Clinical Flow Cytometry Laboratory
Tube Station		82
Specimen	Routine:	3 mL blood/lavender EDTA tube-preferred/Dark Green Sodium Heparin tube also acceptable. See Comments
Availability	Routine:	Monday - Saturday only
	STAT:	N/A
Turnaround Time		72 hours
Reference Range	Normal:	Normal, not consistent with CGD
Comments	Sample must be kept at room temperature Submit by 12:00 noon for same day testing (recommended)

Reviewed by J. Carr on November 24, 2025

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514