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Table 4 Velocity-encoded phase-contrast cine for quantitative flow measurements

From: Guidelines and protocols for cardiovascular magnetic resonance in children and adults with congenital heart disease: SCMR expert consensus group on congenital heart disease

  Infant/small child Large child/adult
In-plane resolution (mm) 1.0-1.3 1.3-2.0
Slice thickness (mm) 5 6-8
Number of signal averages 3
Reconstructed phases per R-R interval 25-30
Velocity encoding (cm/s) Artery 200, vein 100, atrioventricular-valve inflow 150
Cardiac/respiratory motion Retrospective ECG-gating with free-breathing