Jan 8, 2026 · Atrioventricular septal defect (pronounced EY-tree-oh-ven-TRIC-u-lar SEP-tal DEE-fekt) or AVSD is a congenital heart defect. Congenital means present at birth. An AVSD affects the valves …

Atrioventricular septal defects and AV Canal forms are fairly common heart defects. Learn about signs, symptoms, diagnosis, treatment and outcomes.

Jun 26, 2025 · Atrioventricular septal defect (AVSD) is a congenital cardiac anomaly characterized by incomplete formation of the atrial and ventricular septa along with malformation of the atrioventricular …

It is a very specific combination of 3 defects: 1) Atrial Septal Defect (ASD), a hole in the wall between the right and left atria; 2) Ventricular Septal Defect (VSD), a hole in the wall between the right and left …

Sep 13, 2022 · Atrioventricular septal defect allows extra blood to flow to the lungs. The extra blood forces the heart to work too hard, causing the heart muscle to grow larger. Untreated, atrioventricular …

If not repaired, AV septal defect can lead to serious health problems, like high blood pressure in the lungs and heart failure. AV septal defect is also known as atrioventricular canal (AVC) defect or …

An atrioventricular (AV) canal defect is a congenital (present at birth) heart condition. It describes a group of several heart issues, including a hole in the wall (septum) at the center of your heart and …

Dec 16, 2025 · Atrioventricular septal defect occurs during the first eight weeks of fetal development, when the heart is forming. The heart begins as a hollow tube. Then septa, or walls, form that divide …

This leaflet is to help you understand what atrioventricular-septal-defects is, what tests you need, and the implication of being diagnosed for your baby and your family. What are Atrioventricular (AV) …

What Is Atrioventricular Septal Defect? An atrioventricular septal defect (AVSD) is when there is a hole between the top heart chambers (atria) and the bottom chambers (ventricles). The atria fill with blood …