Revised hemodynamic definitions of pulmonary hypertension4
Phenotype | Hemodynamic definition |
Precapillary pulmonary hypertension | mPAP >20 mm Hg + PAWP <15 mm Hg + PVR ≥3 woods units |
Isolated postcapillary pulmonary hypertension | mPAP >20 mm Hg + PAWP ≥15 mm Hg + PVR <3 woods units |
Combined precapillary and postcapillary pulmonary hypertension | mPAP >20 mm Hg + PAWP ≥15 mm Hg + PVR ≥3 woods units |
mPAP, mean pulmonary artery pressure; PAWP, pulmonary artery wedge pressure; PVR, pulmonary vascular resistance.