Truncus Arteriosus | American Heart Association

Truncus arteriosus causes symptoms of heart failure early in life. If it’s not repaired, severe pulmonary hypertension occurs. If, like almost all adults with this condition, you’ve had surgery, the most important issues are related to the artificial connection between the heart and lungs (pulmonary valve and conduit) and whether the truncal …

https://www.heart.org/en/health-topics/congenital-heart-defects/about-congenital-heart-defects/truncus-arteriosus