title: Circulatory failure secondary to loss of atrial contribution: case report.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000150:complications / Q000503:physiopathology; D005260:Female; D006325:Heart Atria / Q000503:physiopathology*; D006333:Heart Failure / Q000150:complications / Q000503:physiopathology*; D006439:Hemodynamics; D006801:Humans; D006947:Hyperkalemia / Q000150:complications; D008944:Mitral Valve Insufficiency / Q000150:complications / Q000503:physiopathology