Alert

Thrombin Clotting Time, Mix (TCT- Mix)

Tube Type = Light Blue Top

Tube Type

Test ID LAB5336
EPIC Order EQUAL MIX, THROMBIN CLOTTING TIME
CPT Code(s) 85670
Group/Individual Test Individual
Laboratory Core
Tube Station 30 Routine: 888 STAT
Specimen Routine: 2.7 mL Blood/Lt Blue Sodium Citrate tube; See  Comments
Pediatric: 1.8 mL Blood Pediatric Lt Blue Sodium Citrate tube; See Comments
Stability



 Unspun: 4 hrs
Room Temperature: 4 hrs
Refrigerated: NO
Frozen: 14 days (platelet poor plasma only)
Availability Routine: 24 hrs/day
STAT: N/A
Turnaround Time Routine:  2 hrs.
Reference Range Normal: Interpretation
Comments
  • Deliver Immediately
  • Should be Ordered on Same Sample as TCT

Reviewed by J. Carr on November 20, 2025

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