Donath-Landsteiner Screening Test

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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

EPIC Order		DONATH LANDSTEINER
CPT Code(s)		86940, 86941
Laboratory		Core Referral Testing
Tube Station		30
Specimen	Routine:	7 mL blood/red plain tube, maintain at 37°C; See Comments
	Micro:	N/A
Availability	Routine:	Reference Lab - ARUP via Mayo
	STAT:	N/A
	Expedite:	No
Turnaround Time		2-8 days
Reference Range	Normal:	See separate report
Comments	Specimens must be collected and maintained at 37°C.

Reviewed by JLCARR on December 15, 2025

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