[The importance of monitoring fluid and electrolyte balance in cardiac patients (author's transl)].
D000328:Adult; D000368:Aged; D005260:Female; D006331:Heart Diseases / Q000378:metabolism*; D006333:Heart Failure / Q000378:metabolism; D006801:Humans; D008297:Male; D008875:Middle Aged; D014882:Water-Electrolyte Balance