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Laboratory: Hematology
Test Name:
PROTHROMBIN TIME (PT) (INR) - (P)
Test Code: PT
Clinical Information:
 
 
 
Collection Devices:
Specimen Required:
Blood: 1.8 mL
Referral:
Plasma: 1.0 mL

Send 1.0 mL (0.5 mL minimum) of citrated platelet poor plasma in plastic aliquot tube, frozen and sent on ice.
Requisition:
Reference Values:
10.1 - 12.8 seconds
Availability:
Daily or Stat
See Also:
More Information: