Heart Septal Defects

**Definition:** Abnormalities in any part of the HEART SEPTUM resulting in abnormal communication between the left and the right chambers of the heart. The abnormal blood flow inside the heart may be caused by defects in the ATRIAL SEPTUM, the VENTRICULAR SEPTUM, or both.

**Tree numbers:** - C14.240.400.560 - C14.280.400.560 - C16.131.240.400.560

**Synonyms:** - Cardiac Septal Defect - Heart Septal Defect - Cardiac Septal Defects