left to right shunts
Last reviewed 01/2018
These can occur at various different sites:
- atrial level - atrial septal defect
- ventricular level - ventricular septal defect
- level of the great arteries - patent ductus arteriosus
- communication can occur from a great artery to atrium or ventricle eg ruptured sinus of Valsalva aneurysm
- communication from ventricle to atrium - left ventricle to right atrium
- left to right communication can occur at several levels - atrioventricular defect