About this document
Holt-Oram Syndrome and ASD Types by Elizabeth is a document available to read on EtoBox.
An atrial septal defect (ASD) occurs during embryonic heart development when the septum that divides the atria fails to form properly. ASDs represent about 10% of all congenital heart defects. The most common type is a secundum defect in the region of the foramen ovale. Clinical manifestations depend on the size of the defect and amount of shunting, but may include a heart murmur, enlarged right ventricle, and increased blood flow in the lungs. Treatment involves closure of the defect, which can be done sur
- Author
- Elizabeth
- Language
- EN