The clinical observation and hemodynamic study on the surgically proved pure patent ductus arteriosus.
D000293:Adolescent; D000328:Adult; D006328:Cardiac Catheterization; D002648:Child; D002675:Child, Preschool; D004374:Ductus Arteriosus, Patent / Q000601:surgery; D004562:Electrocardiography; D005260:Female; D006439:Hemodynamics; D006801:Humans; D006976:Hypertension, Pulmonary / Q000209:etiology; D007223:Infant; D008297:Male; D010701:Phonocardiography; D010808:Physical Examination; D011674:Pulse; D014672:Vectorcardiography