Better Health Channel
  • Sometimes, during fetal development, the heart and blood vessels do not grow properly.
  • The passage of blood inside the heart or vessels may be blocked, the blood may travel abnormally through the heart, or parts of the heart itself may be underdeveloped.
  • In 8 out of 10 cases, the cause of heart defects at birth is unknown.

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Reviewed on: 21-02-2024