Validation of non-invasive measurement of cardiac output. The Ann Arbor experience.
In an assessment of non-invasive methods for the clinical measurement of cardiac output, both M-mode echocardiography and the CO2 rebreathing technique were found to be unreliable. However, the echo-Doppler method appeared for population studies.
Julius
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Department of Internal Medicine, University of Michigan Medical School, Ann Arbor 48109-0356.
D002245:Carbon Dioxide / Q000097:blood*; D002302:Cardiac Output / Q000187:drug effects / Q000502:physiology*; D004452:Echocardiography; D015150:Echocardiography, Doppler; D006339:Heart Rate / Q000187:drug effects / Q000502:physiology; D006801:Humans; D006973:Hypertension / Q000503:physiopathology*; D007545:Isoproterenol / Q000008:administration & dosage; D011187:Posture / Q000502:physiology; D011433:Propranolol / Q000008:administration & dosage; D015203:Reproducibility of Results; D013318:Stroke Volume / Q000187:drug effects / Q000502:physiology
D002245:Carbon Dioxide; D011433:Propranolol; D007545:Isoproterenol