activated partial thromboplastin time
Meaning
Activated partial thromboplastin time, or aPTT, is a blood test that times how fast blood clots. It checks the intrinsic clotting pathway and helps monitor heparin or find factor problems.
Activated partial thromboplastin time, or aPTT, is a blood test that times how fast blood clots. It checks the intrinsic clotting pathway and helps monitor heparin or find factor problems.