<unk>  is a rare congenital heart disease, in which the<unk>  veins that bring oxygen-rich blood from the lungs back to the heart connect to the right atrium instead of the left atrium. This may lead to low-oxygen blood flow into the body. Usual symptoms include cyanosis, lethargy, frequent respiratory infections, and poor feeding and grow. Echocardiography and cardiac MRI can tell the diagnosis of<unk> . The main treatment of<unk>  is early complete surgical repair. Prognosis of<unk>  depends on whether the surgery has been performed or not.
Total anomalous pulmonary venous connection
Partial anomalous pulmonary venous connection
Transposition of the great vessels
Persistent truncus arteriosus
Dextro-Transposition of the great arteries
Double outlet right ventricle
Interrupted aortic arch
Single ventricle