Among babies, VSDs are actually the most common congenital defect overall, but 30 to 50% of VSDs can spontaneously close during childhood, which makes ventricular defects less common with adults.
实际上VSD是婴儿期最常见的缺陷,不过30%-50%的VSD可以在儿童时期自然关闭,因此室间隔缺损在成年人中相对不常见。