Four-dimensional ultrasound heart ventricular septal defect is a congenital malformation of heart development, according to the child’s condition, consider continuing the pregnancy, after birth may be self-healing or surgical treatment to recover, if necessary, induced abortion to terminate the pregnancy. Fetal ventricular septal defect is a congenital malformation of the heart due to abnormal changes in the ventricular septum during embryonic development, it is recommended to consult a doctor to understand the situation, and then consider the continuation of pregnancy or induction of labor. Some of the fetuses have membranous defects, the defects are less than 0.5cm, the shunt flow is small, usually there are no clinical symptoms, and after birth, it is possible to gradually recover to normal, this kind of children can be observed first. Fetal heart ventricular septal defect can also be born after surgical treatment, medical line blocker sealing, surgical line defect repair treatment, some pregnant women can not face fetal malformation, serious cardiac anomalies can be considered to handle the induction of labor in large months. After pregnancy to do a good job of pregnancy and obstetric examination, found that there are abnormalities should be timely medical treatment and review.