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  1. Ventricular Septal Defect (VSD) - American Heart Association

    VSD is an opening or hole (defect) in the wall (septum) separating the two lower chambers of the heart (ventricles). In normal development, the wall between the chambers closes before the fetus is born, …

  2. Ventricular septal defect (VSD) - Mayo Clinic

    Oct 21, 2022 · A ventricular septal defect (VSD) is a hole in the heart that's present at birth (congenital heart defect). The hole is between the lower heart chambers (right and left ventricles).

  3. Ventricular Septal Defect | Congenital Heart Defects (CHDs) | CDC

    Dec 14, 2025 · Conoventricular Ventricular Septal Defect. In general, this is a hole where portions of the ventricular septum should meet just below the pulmonary and aortic valves.

  4. Ventricular septal defect - Wikipedia

    A ventricular septal defect (VSD) is a defect in the ventricular septum, the wall dividing the left and right ventricles of the heart. It is a common congenital heart defect.

  5. Ventricular Septal Defect (VSD) - Pediatrics - Merck Manual ...

    A ventricular septal defect (VSD) is an opening in the interventricular septum, causing a shunt between ventricles. Large defects result in a significant left-to-right shunt and cause dyspnea with feeding and …

  6. Ventricular Septal Defect (VSD) | Symptoms, Diagnosis & Treatment

    Ventricular Septal Defect (VSD) is a hole between two pumping chambers of the heart. Learn about signs, symptoms, diagnosis, treatment and results.

  7. Ventricular Septal Defect (VSD) - Seattle Children's

    VSD is often referred to as a hole in the heart. It happens early in the baby’s development when the heart is forming. It is the most common heart birth defect. About 3 in every 1,000 babies have it. …

  8. Ventricular Septal Defect (VSD): Types & Causes

    Feb 17, 2025 · A ventricular septal defect (VSD) is a hole in the wall that separates the lower chambers of your heart. When this hole is large enough, the amount of blood leaking between the chambers …

  9. Ventricular Septal Defect (VSD) - Children's Hospital of ...

    Aug 5, 2024 · A ventricular septal defect (VSD) is an opening in the tissue (the septum) between the heart's lower chambers (the ventricles). A VSD is one of the congenital heart diseases referred to as …

  10. Ventricular Septal Defect (VSD) - Johns Hopkins Medicine

    A ventricular septal defect (VSD) is a congenital heart defect. This means that your baby is born with it. A VSD is an opening or hole in the dividing wall (septum) between the 2 lower chambers of the heart …