Hypertension - pulmonary
Description
- mPAP >20 mmHg at rest on RHC
| PAWP | PVR | |
|---|---|---|
| Pre-capillary (PAH) | <=15 mmHg | >2 WU |
| Post-capillary | >15 mmHg | <=2 WU |
| Combined pre+post | >15 mmHg | >2 WU |
- Old mPAP >=25 / PVR >3 WU cutoffs superseded - 2018 WSPH, ESC/ERS 2022
- Final common path
- inc RV afterload
- -> RV dilatation, dec RV contractility
- -> RV failure, death
- RV function, not PA pressure, determines survival
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