[A word about Irvine Page].

Doctor I. Page, a clinician, and his colleagues discovered angiotonin (angiotensin), isolated serotonin from blood. He described the interaction of the sympathetic and renin-angiotensin systems. Dr. I. Page was the first to use sodium nitroprusside in the clinical setting. He identified the juvenile hypertension syndrome Page's syndrome). He was the head of studies on diets of atherosclerotic patients. He forwarded a "mosaic" theory of the occurrence of systemic arterial hypertension.