Table 10 DEcho and RHCath measures of PVH severity.

From: Artificial intelligence improves detection and classification of pulmonary venous hypertension related to left ventricular diastolic dysfunction by chest radiography

 

Marker

DEcho

No PVH

Insignificant PVH

Isolate post-cap PH

CpcPH

Peak TRV:

Normal ≤ 2.8 m/sec

Estimated sPAP

(RV-RA gradient plus estimated RAP)

Normal

Normal

Elevated

Elevated

(TRV/TVIRVOT x 10) + 0.16

Pulmonary Vascular Resistance

-

-

Normal

Elevated

  

RHCath

mPCWP

4–12 mmHg

13–15 mmHg

> 15 mmHg

> 15 mmHg

mPAP

≤ 20 mmHg

≤ 20 mmHg

≥ 20 mmHg

≥ 20 mmHg

Pulmonary Vascular Resistance

< 2 WU

< 2 WU

< 2 WU

≥ 2 WU

  1. CpcPH: Combined pre-/post-capillary Pulmonary Hypertension, DEcho: Doppler Echocardiography, m/sec: meters/second, mmHg: millimeters of mercury, mPAP: mean Pulmonary Artery Pressure, mPCWP: mean Pulmonary Capillary Wedge Pressure, PH: Pulmonary Hypertension, post-cap: post-capillary, PVH: Pulmonary Venous Hypertension, RAP: Right Atrial Pressure, RHCath: Right Heart Catheterization, sPAP: Systolic Pulmonary Artery Pressure, TRV: Tricuspid Regurgitation Velocity, TVIRVOT: Time-Velocity Integral of Right Ventricular Outflow Tract, WU: Wood Units.
Back to article page