Fig. 2From: Cardiovascular magnetic resonance 4D flow analysis has a higher diagnostic yield than Doppler echocardiography for detecting increased pulmonary artery pressureLinear regression (solid line) of estimated mean pulmonary artery pressure (mPAP) by cardiovascular magnetic resonance (CMR) and the tricuspid regurgitation (TR) pressure gradient (TRPG) by echocardiography (Echo) in patients with both observable vortex and measurable TRBack to article page