Anomalous pulmonary vein drainage into the coronary sinus.
D018376:Cardiovascular Abnormalities; D002319:Cardiovascular System; D054326:Coronary Sinus; D004322:Drainage; D006801:Humans; D011667:Pulmonary Veins; D015619:Respiratory System Abnormalities; D054079:Vascular Malformations
CARDIOVASCULAR DEFECTS, CONGENITAL