title: [Tricuspid atresia and interatrial communication of the ostium primum type: changes in the QRS electrical axis. Physiopathologic implications].
mesh_terms: D001283:Atrioventricular Node / Q000503:physiopathology; D002648:Child; D004562:Electrocardiography; D004694:Endocardial Cushion Defects / Q000150:complications / Q000503:physiopathology* / Q000601:surgery; D005260:Female; D006327:Heart Block / Q000209:etiology / Q000503:physiopathology; D006343:Heart Septal Defects / Q000503:physiopathology*; D006801:Humans; D007231:Infant, Newborn; D014261:Tricuspid Valve / Q000002:abnormalities* / Q000601:surgery
vernacular_title: Atresia tricúspide y comunicación interauricular tipo ostium primum: cambios en el eje eléctrico del QRS. Implicaciones fisiopatológicas.