title: Atrial septal defect (secundum) associated with mitral regurgitation.
mesh_terms: D000293:Adolescent; D000328:Adult; D001157:Arterial Occlusive Diseases / Q000150:complications; D001794:Blood Pressure; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D005500:Follow-Up Studies; D006326:Heart Auscultation; D006344:Heart Septal Defects, Atrial / Q000150:complications* / Q000175:diagnosis / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000150:complications* / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology / Q000601:surgery; D011652:Pulmonary Circulation