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A VSD (ventricular septal defect) is a hole in the wall between the two lower chambers (ventricles) of the heart. The wall that separates these two chambers is called the septum.
In most cases, VSDs happen at random. It is not anyone’s fault. It is not caused by anything you or your partner did during pregnancy.
Some VSDs are found in people with certain genetic syndromes. In some cases, VSD can be passed down through families.
How a VSD affects your child’s health depends on its size and location in the heart. A small VSD might not cause any symptoms or problems. A large VSD can cause too much blood flow to the lungs and make it harder for your baby to feed and grow. This blood flow can also hurt the lungs and cause breathing problems.
Common symptoms of VSD can include: