Definition | Haemodynamics |
Pre-capillary PH | mPAP >20 mmHg, PAWP ≤15 mmHg, PVR ≥3 WU |
Isolated post-capillary PH | mPAP >20 mmHg, PAWP >15 mmHg, PVR <3 WU |
Combined pre- and post-capillary PH | mPAP >20 mmHg, PAWP >15 mmHg, PVR ≥3 WU |
mPAP: mean pulmonary arterial pressure; PAWP: pulmonary arterial wedge pressure; PVR: pulmonary vascular resistance.