====Lab interpretation====
*{{#ifeq: {{{PT}}} |no|If ''prothrombin time '' has been tested, ||}}INR should be corrected if over 2.0
*If ''partial thromboplastin time'' (aPTT or APTT) has been tested, it should be corrected if over 1.5 times its normal upper limit.
*If ''platelet count'' has been performed, transfusion is indicated if it is below 50 x 10<sup>9</sup>/L (equals 50,000/µL).