Incubated APTT | Mclendon Clinical Laboratories | UNC Medical Center, Hospitals

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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		LAB5327
EPIC Order		INCUBATED APTT
CPT Code(s)		85732
Group/Individual Test		Group
Laboratory		Special Coagulation
Tube Station		30
Specimen	Routine:	3.0 mL Blood/light blue sodium citrate tube; See Comments
Stability		Unspun - 4 hrs Room Temp - 4 hrs Refrigerated - NO Frozen - 6 months
Availability	Routine:	Weekly
Turnaround Time		7 Business Days
Internal Reference Testing & Outreach Handling Instructions		Platelet poor plasma. Aliquot and freeze within 4 hours.
Reference Range	Normal:	Interpretation

Comments	*Deliver Immediately*

Reviewed by J. Carr on January 13, 2026

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