Type III Total Anomalous Pulmonary Venous Return

**Semantic type:** Disease or Syndrome

**Definition:** Total anomalous pulmonary venous return in which the common pulmonary vein connects to the portal venous system through the diaphragm.

**Synonyms:** - TAPVR Type III - Total Anomalous Pulmonary Venous Return, Type III (Infradiaphragmatic/Infracardiac) - Type III (Infradiaphragmatic/Infracardiac) Total Anomalous Pulmonary Venous Return