Prothrombin Time
Alternate Names
PT, PT/INR, INR, Protime
SoftLab Order Code
PT
Epic Order Name
PT/INR
Epic Order ID
LAB320
Laboratory
All Sites
Sample Type
Plasma
Collection Container
Blue Top (Sodium Citrate - Light blue)
Collecting Volume
One full light blue tube
Minimum Collecting Volume
One full light blue tube- (Special low volume collection tubes are available for Neonatal patients if blood volume collection is limited by clinical condition. Contact the laboratory to request a collection tube.)
Storage or Stability
Ambient - If testing cannot be performed within 24 hours, aliquot and freeze plasma.
Causes for Rejection
Tube underfilled, clotted, grossly hemolyzed, refrigerated
Instructions
If testing cannot be performed within 24 hours, aliquot and freeze plasma.
CPT Codes
85610