A patient is receiving a continuous IV infusion of heparin for the treatment of a pulmonary embolism. Which of the following blood tests should be monitored closely?
• Activated partial thromboplastin time (aPTT) measures the efficacy of the intrinsic coagulation pathway and common coagulation pathway. This measures the effect of heparin on clotting.
• Incorrect: PT and INR are monitored with the use of
• Incorrect: PPT does not exist.