title: Association of secundum atrial septal defect and atrioventricular nodal dysfunction. A genetically transmitted syndrome.
mesh_terms: D000328:Adult; D000368:Aged; D002036:Bundle of His / Q000503:physiopathology; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000235:genetics* / Q000503:physiopathology; D006344:Heart Septal Defects, Atrial / Q000235:genetics* / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008875:Middle Aged; D010375:Pedigree; D013577:Syndrome