Why the study?
Does baroreflex sensitivity, measured by changes in plasma norepinephrine and RR interval, differ between patients with essential hypertension and normal controls?
Population
19 patients with chronic essential hypertension, 12 with borderline hypertension, and 11 age-matched normal…
Comparison
Intravenous infusion of phenylephrine and… vs Age-matched normal controls
Design
Cross-sectional
Authors
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Reduced baroreflex sensitivity in essential hypertension warrants no practice change; leaves open causal role and diagnostic utility.
Does baroreflex sensitivity, measured by changes in plasma norepinephrine and RR interval, differ between patients with essential hypertension and normal controls?
Patients with chronic and borderline essential hypertension exhibit blunted sensitivity of sympathetic constrictor reflexes compared to normal controls.
Meguro et al. (1989) studied this question.
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