How is unfractionated heparin therapy monitored during the treatment of hereditary and acquired hypercoagulability?

Updated: Jan 05, 2018
  • Author: Paul Schick, MD; Chief Editor: Srikanth Nagalla, MBBS, MS, FACP  more...
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Answer

Unfractionated heparin therapy is monitored by measuring aPTT. Warfarin therapy is monitored by measuring PT (INR). The therapeutic ranges for heparin and warfarin are well established. However, the therapeutic ranges of direct thrombin and direct Xa inhibitors are not known. [43]


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