Cardiology · Pulmonology

PASP Estimate from TR Jet (Bernoulli) calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Tr velocity (m/s)

m/s

Allowed range: 1–6 m/s

Right atrial pressure (mmHg)

mmHg

Allowed range: 0–30 mmHg

Right atrial pressure estimate (mmHg); 5 mmHg is commonly used when not directly measured.

Result

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Clinical inputs

Tr velocity (m/s)Accepted range: 1 to 6
Right atrial pressure (mmHg)Accepted range: 0 to 30

Primary source

Yock PG, Popp RL. Noninvasive estimation of right ventricular systolic pressure by Doppler ultrasound. Am J Cardiol. DOI: 10.1016/0002-9149(84)90277-0. PMID: 6234265. Scope: Pulmonary artery systolic pressure estimate PASP (mmHg) = 4 × (TR peak velocity m/s)² + right atrial pressure (mmHg). (1984)

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