title: Left atrial enlargement. Correlation of left atrial volume with cardiac series, ciné-esophagography, and electrocardiography.
mesh_terms: D000293:Adolescent; D001466:Barium Sulfate; D006328:Cardiac Catheterization; D002306:Cardiac Volume; D006332:Cardiomegaly / Q000151:congenital* / Q000000981:diagnostic imaging; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D004947:Esophagus / Q000000981:diagnostic imaging; D005189:False Positive Reactions; D006325:Heart Atria / Q000000981:diagnostic imaging*; D006330:Heart Defects, Congenital / Q000000981:diagnostic imaging*; D006801:Humans; D007223:Infant; D008171:Lung Diseases / Q000000981:diagnostic imaging; D008722:Methods; D009040:Motion Pictures; D011859:Radiography
chemical_list: D001466:Barium Sulfate