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Prothrombin Time with INR

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Prothrombin Time with INR - Screening test for abnormalities of coagulation factors that are involved in the extrinsic pathway. Also used to monitor effects of Warfarin therapy and to study patients with hereditary and acquired clotting disorders.

An INR range of 2.0 to 3.0 is generally effective for people taking warfarin who need full anticoagulation. $100 package available for 4 test