title: Limitations of electrocardioscopy-failure of the electrocardiograph to warn of low cardiac output.
abstract: The effects on the electrocardiogram of a period of hypotension in a series of cardiac patients are described. A brief discussion of the limitations of the electrocardiograph as an indicator of myocardial activity is presented.
mesh_terms: D000293:Adolescent; D000328:Adult; D001794:Blood Pressure; D002302:Cardiac Output; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006331:Heart Diseases / Q000503:physiopathology; D006343:Heart Septal Defects / Q000503:physiopathology; D006801:Humans; D007023:Hypotension, Controlled; D008297:Male; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000503:physiopathology; D013771:Tetralogy of Fallot / Q000503:physiopathology; D014684:Venae Cavae