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Cardiac ultrasound/echocardiography imaging showing how to scan the four-chamber view. Find the transaxial view of the fetal chest, perpendicular to the long axis of the fetus (A), and obtain a four-chamber view of the fetal heart (B). Note that, in the normal fetal heart depicted here, there is no discrepancy in the size of the ventricles and the LV forms the apex of the heart. M, mitral valve; T, tricuspid valve; RA, right atrium; Ao, aorta.
