echocardiography: diastolic/systolic time velocity integral (TVI) ratio of descending thoracic aorta at end of inspiration
echocardiography: diastolic/systolic time velocity integral (tvi) ratio of descending thoracic aorta at end of inspiration
echocardiogram descending thoracic aorta diastolic/systolic time velocity integrals ratio end inspiration
echocardiogram descending thoracic aorta diastolic/systolic time velocity integrals ratio end inspiration