Tricuspid Atresia

**Definition:** Absence of the orifice between the RIGHT ATRIUM and RIGHT VENTRICLE, with the presence of an atrial defect through which all the systemic venous return reaches the left heart. As a result, there is left ventricular hypertrophy (HYPERTROPHY, LEFT VENTRICULAR) because the right ventricle is absent or not functional.

**Tree numbers:** - C14.240.400.920 - C14.280.400.920 - C14.280.484.845 - C16.131.240.400.920

**Synonyms:** - Atresia, Tricuspid - Tricuspid Valve Atresia - Absent Right Atrioventricular Connection