Children with a ventricular septal defect (VSD)frequently have which abnormal heart sounds?

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Children with a VSD frequently have a loud third heart sound and a pansystolic murmur.S₃ is produced by rapid filling of the ventricle.A pansystolic or holosystolic murmur occurs where blood flows from a chamber of higher pressure to one of lower pressure during systole.S₄ is not normally heard in children except in cases of aortic stenosis.A split S₂ is heard in a child with an atrial septal defect.An innocent heart murmur is heard when the child is sitting,occurs early in systole,and is softly musical in quality.

Children with a Ventricular Septal Defect (VSD)frequently Have Which Abnormal