Tricuspid Annular Plane of Systolic Excursion (TAPSE) on Echocardiogram Tricuspid Annular Plane of Systolic Excursion (TAPSE) less than 16 is abnormal - like in this patient with a PE Dr. J. Christian Fox @jchristianfox #Tricuspid #TAPSE #Echocardiogram #pocus #clinical #mmode