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In order to assess the growth of the mitral valve, tricuspid valve, and the aortic and pulmonary pathways in the normal human fetus, 181 fetal echocardiograms taken from 127 pregnant women (some women had repeated examinations) were analysed.
Diameters were measured from cross sectional images and were correlated with gestational period. The diameter ratios of tricuspid valve/mitral valve, aorta/main pulmonary artery,... |