factoid: A piece of unverified or inaccurate information that is presented in the press as factual, often as part of a publicity effort, and that is then accepted as true because of frequent repetition: What one misses finally is what might have emerged beyond both facts and factoidsâa profound definition of the Marilyn Monroe phenomenonâ ( Christopher Lehmann-Haupt).
The remaining 5â10% of cases are categorized as secondary hypertension, defined as hypertension due to an identifiable cause, such as chronic kidney disease, narrowing of the aorta or kidney arteries, or an endocrine disorder such as excess aldosterone, cortisol, or catecholamines. life expectancy.
One hypothesis is that the central administration of 5-HT can cause bradycardia or tachycardia and hypo- or hypertension mediated by activation of 5-HT1A and 5-HT2 receptors. Another hypothesis suggests that alpha1-adrenegic antagonism with peripheral vasodilatation causes postural hypotension and compensatory tachycardia.