title: High renin in heart failure: a manifestation of hyponatremia.
mesh_terms: D000328:Adult; D000368:Aged; D001794:Blood Pressure; D002302:Cardiac Output; D005260:Female; D006333:Heart Failure / Q000097:blood* / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans; D007010:Hyponatremia / Q000097:blood* / Q000503:physiopathology; D007668:Kidney / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D012083:Renin / Q000097:blood*; D014882:Water-Electrolyte Balance
chemical_list: D012083:Renin