title: Circulatory changes in severe aortic regurgitation before and after surgical correction.
mesh_terms: D000328:Adult; D001022:Aortic Valve Insufficiency / Q000209:etiology / Q000503:physiopathology* / Q000601:surgery; D001024:Aortic Valve Stenosis / Q000601:surgery; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002302:Cardiac Output; D005260:Female; D006321:Heart / Q000000981:diagnostic imaging; D006331:Heart Diseases / Q000150:complications; D006335:Heart Injuries / Q000150:complications; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008875:Middle Aged; D008943:Mitral Valve; D010100:Oxygen / Q000097:blood; D010101:Oxygen Consumption; D011859:Radiography; D012214:Rheumatic Heart Disease
chemical_list: D010100:Oxygen