Idiopathic enlargement of the right atrium of adult onset. Report of a case with atrial vectorcardiograms.
D000328:Adult; D000790:Angiocardiography; D006328:Cardiac Catheterization; D006332:Cardiomegaly / Q000175:diagnosis* / Q000000981:diagnostic imaging; D004562:Electrocardiography; D005260:Female; D006325:Heart Atria; D006329:Heart Conduction System; D006801:Humans; D011379:Prognosis; D014672:Vectorcardiography