title: Atrial septal defect associated with a remnant of the valve of the sinus venosus producing unusual drainage of the inferior caval vein.
abstract: A two-year-old patient had an atrial septal defect associated with a remnant of the valve of the sinus venosus which produced an unusual drainage of the inferior caval vein. The preoperative knowledge of the unusual anatomy allowed the surgeon to repair the anomaly without difficulties.
mesh_terms: D002675:Child, Preschool; D006325:Heart Atria / Q000002:abnormalities*; D006344:Heart Septal Defects, Atrial / Q000473:pathology* / Q000503:physiopathology; D006801:Humans; D008297:Male; D014682:Vena Cava, Inferior / Q000473:pathology* / Q000503:physiopathology