Thrombin time

Test Code
TCT


Alias/See Also
AZ and WD locations Performed at Sonora Quest Laboratories, Test Code 3520
BUMCT and BUMCS performed at BUMCT
Thrombin Clotting Time


CPT Codes
85670

Preferred Specimen
2.7 mL full light blue-top (3.2% Na citrate) tube. Centrifuge without delay. Transfer only top 2/3 of plasma (plasma must be platelet free) into a plastic vial (a minimum of 1.0 mL). If other coagulation tests are ordered, freeze a minimum of two plastic vials. Freeze immediately. Place in a specimen bag with a frozen label applied.


Instructions
See link below for specimen details, methodology, setup schedule and reference ranges for testing performed at SQL.


Additional Information
Thrombin Time


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.