title: Hemodynamic consequences of afterload reduction in patients with valvular abnormalities.
mesh_terms: D000328:Adult; D001024:Aortic Valve Stenosis / Q000188:drug therapy*; D006328:Cardiac Catheterization; D002302:Cardiac Output; D005260:Female; D006439:Hemodynamics / Q000187:drug effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000188:drug therapy*; D008945:Mitral Valve Prolapse / Q000188:drug therapy; D008946:Mitral Valve Stenosis / Q000188:drug therapy*; D010646:Phentolamine / Q000494:pharmacology* / Q000627:therapeutic use; D011652:Pulmonary Circulation / Q000187:drug effects
chemical_list: D010646:Phentolamine