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Etiology of secondary hypertension cause of hypertension
from wikipedia.org
Only in a small minority of patients with elevated arterial pressure, can a specific cause be identified. cause of hypertension These individuals will probably have an endocrine or renal defect that, if corrected, could bring blood pressure back to normal values.
- Renal hypertension cause of hypertension
- Hypertension produced by diseases of the kidney. This includes diseases such as polycystic kidney disease or chronic glomerulonephritis. Hypertension can also be produced by diseases of the renal arteries supplying the kidney. This is known as renovascular hypertension; cause of hypertension it is thought that decreased perfusion of renal tissue due to stenosis of a main or branch renal artery activates the renin-angiotensin system.
- Adrenal hypertension
- Hypertension is a feature of a variety of adrenal cortical abnormalities. cause of hypertension In primary aldosteronism there is a clear relationship between the aldosterone-induced sodium retention and the hypertension.
- In patients with pheochromocytoma increased secretion of catecholamines such as epinephrine and norepinephrine by a tumor cause of hypertension (most often located in the adrenal medulla) causes excessive stimulation of [adrenergic receptors], which results in peripheral vasoconstriction and cardiac stimulation. This diagnosis is confirmed by demonstrating increased urinary excretion of epinephrine and norepinephrine and/or their metabolites cause of hypertension (vanillylmandelic acid).
- Coarctation of the aorta
- Diet
- The North American diet that is high in fat and salt has been proven to exacerbate hypertension. cause of hypertension A study in the U.S. found that patients placed on a strict vegetarian diet showed a significant benefit to their condition over the one year. Certain medications, especially NSAIDS (Motrin/ibuprofen) and steroids can cause hypertension. cause of hypertension Imported licorice (Glycyrrhiza glabra) inhibits the 11-hydroxysteroid hydrogenase enzyme (catalyzes the reaction of cortisol to cortison) cause of hypertension which allows cortisol to stimulate the Mineralocorticoid Receptor (MR) which will lead to effects similar to hyperaldosteronism, which itself is a cause of hypertension. cause of hypertension [Reference: Harrisons Internal Medicine, online edition (2007-04-14)]
- Age
- Over time, the number of collagen fibers in artery and arteriole walls increases, cause of hypertension making blood vessels stiffer. With the reduced elasticity comes a smaller cross-sectional area in systole, and so a raised mean arterial blood pressure.
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Article about hypertension, commonly referred to as high blood pressure. Persistent hypertension is one of the risk factors for strokes, heart attacks, and other conditions.
Adrenal Causes of Hypertension
Cause. Autonomous hypersecretion. of aldosterone (hyperminer- alocorticoidism) ... Adrenal Causes of Hypertension. Adrenal Steroid Biosynthesis. 17 ...
What Causes Pulmonary Hypertension? | Caremark Health Resources
... a disease known to cause it, doctors call it primary pulmonary hypertension. ... Causes of secondary pulmonary hypertension can include autoimmune disorders such ...
Diagnosing Secondary Hypertension - January 1, 2003 - American Family Physician
... to 10 percent of hypertension cases are thought to result from secondary causes. ... Renal parenchymal disease can be a cause or consequence of hypertension. ...
Understanding the Dangers and Causes of Hypertension:Dummies
Chance of developing deadly coronary artery disease increases with ... Hypertension of an undetermined cause also is termed essential high blood pressure. ...
Pulmonary Hypertension -- familydoctor.org
Information about pulmonary hypertension from the American Academy of ... What causes pulmonary hypertension? Many things can cause pulmonary hypertension. ...
Portal hypertension causes, symptoms, diagnosis and treatment on MedicineNet.com
Portal hypertension, an increase in blood pressure within the portal venous system. ... What causes portal hypertension? What are the symptoms of portal hypertension? ...
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Scientists find way to 'switch off' hypertension (IANS via Yahoo! India News)
New York, Nov 2 (IANS) In a finding that has implications for the treatment of hypertension, researchers have identified what they believe is the 'master switch' that regulates blood pressure.
Scientists find way to 'switch off' hypertension (EARTHtimes.org)
New York, Nov 2 - In a finding that has implications for the treatment of hypertension, researchers have identified what they believe is the 'master switch' that regulates blood pressure.
Triumph-1 Trial of Viveta in Pulmonary Arterial Hypertension Meets Primary Endpoint (The San Francisco Examiner)
SILVER SPRING, Md. ( Map ) - SILVER SPRING, Md., Nov. 1 /PRNewswire-FirstCall/ -- United Therapeutics Corporation (Nasdaq: UTHR ) and its wholly-owned subsidiary, Lung Rx, Inc., announced today the completion of their TRIUMPH-1 Phase 3 trial of Viveta, an inhaled formulation of treprostinil, in pulmonary arterial hypertension (PAH).
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