During the period of the human embryonic development (within 2-3 months of the early pregnancy stage), due to the formation obstacles of the heart and great vessels resulting in the local anatomical abnormalities, or the heart of which after birth the channels that should automatically shut down can not close (which is normal for the fetus),it is called congenital heart disease. In addition to individual small ventricular septal defect before 5years old has the opportunity of self-healing, most require surgery.The main clinical representations are heart failure, cyanosis, and dysplasia and so on.

In addition, such as the application of the lesion of amniotic membrane, fetal pressure, threatened abortion during early pregnancy, maternal malnutrition, diabetes, phenylketonuria, hypercalcemia, radiation and cytotoxic drugs in the early pregnancy, and maternal overage and so on all are possible to make the fetal occure congenital heart disease.

In patients with congenital heart disease, the etiology that can be obtain is very small, yet strengthening pregnant women's health, especially the positive prevention of rubella, influenza and other viral diseases in the early pregnancy, and the avoidance of all related factors of the disease incidence, are positively significant to prevent congenital heart disease.

Pregnancy pollution causing the tragedy of congenital heart disease edited by Heart Problems, all rights reserved, Do not copy or revise without our permission.