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Specialty: Psychiatry & Psychology
Procedure: Electrocardiogram

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Autonomic cardiovascular dysregulation at rest and during stress in chronically low blood pressure.
Chronic low blood pressure (hypotension) is accompanied by symptoms such as fatigue, reduced drive, faintness, dizziness, cold limbs, and concentration difficulties. The study explored the involvement of aberrances in autonomic cardiovascular control in the origin of this condition. In 40 hypotensive and 40 normotensive subjects, impedance cardiography, electrocardiography, and continuous blood pressure recordings were performed at rest and during stress induced by mental calculation. Parameters of cardiac sympathetic control (i.e., stroke volume, cardiac output, pre-ejection period, total peripheral resistance), parasympa...
Source: Journal of Psychophysiology - November 27, 2017 Category: Psychiatry & Psychology Source Type: research