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Topic: Arterial hypertension


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In the News (Sun 15 Nov 09)

  
  What Is Pulmonary Arterial Hypertension?
Pulmonary (PULL-mun-ary) arterial hypertension (PAH) is continuous high blood pressure in the pulmonary artery.
The pulmonary arteries are the blood vessels that carry oxygen-poor blood from the right ventricle (VEN-trih-kul) in the heart to the small arteries in the lungs.
Secondary pulmonary arterial hypertension (SPAH) either is caused by or occurs because of another condition.
www.nhlbi.nih.gov /health/dci/Diseases/pah/pah_what.html   (353 words)

  
 Pulmonary Arterial Hypertension (PAH)
Pulmonary arterial hypertension (PAH) is a rare and deadly lung disease that is characterized by a higher-than-normal blood pressure in the pulmonary artery.
A proper diagnosis of pulmonary arterial hypertension requires the use of cardiac catheterization in the form of a Swan-Ganz catheter.
Pulmonary arterial hypertension is one of five classes of pulmonary hypertension.
www.mediafact.com /pph/pah.php   (756 words)

  
  "Pulmonary Arterial Hypertension in Scleroderma: A New Treatment" by M. Kari Connolly, M.D.
Pulmonary arterial hypertension can occur all by itself, without any apparent cause, in which case it is referred to as primary pulmonary hypertension (PPH).
Just as with systemic hypertension, a patient cannot feel when his/ her blood pressure is high, and often does not discover high blood pressure until it is measured with a blood pressure cuff.
In summary, it is important to be aware of the complication of pulmonary arterial hypertension (PAH) in patients with scleroderma.
www.scleroderma.org /medical/pulmonary_articles/Connolly_2002.shtm   (1666 words)

  
  Hypertension
The elevated blood pressure in systemic arterial hypertension may be associated with an increased cardiac output or vascular resistance (the hallmark of the disease).
Isolated systolic hypertension with a normal diastolic reading is the most common form of hypertension in people 65 and older and its prevalence increases steadidly with age (figure 123b, 123c).
Hypertensive encephalopahy is characterized by acute to subacute changes in neurologic status that occur as a result of elevated arterial pressure (especially malignant hypertension) and are reversed by lowering of the blood pressure with effective antihypertensive therapy within 12 to 72 hours.
www.rjmatthewsmd.com /Definitions/hypertension.htm   (4428 words)

  
 Pulmonary Arterial Hypertension (PAH) Lawsuits - Overview
Pulmonary Arterial Hypertension (PAH) is a serious lung and heart disorder stemming from the blood vessels in the lungs.
The prognosis for people diagnosed with secondary pulmonary hypertension is dependent on the disease which causes the pulmonary hypertension.
Pulmonary Arterial Hypertension Lawsuits is sponsored by affiliated law firms throughout the country.
www.primary-pulmonary-hypertension-pph.com /pages/whatispph.html   (863 words)

  
 Pulmonary arterial hypertension - Genetics Home Reference
Pulmonary arterial hypertension is a progressive disorder characterized by abnormally high blood pressure (hypertension) in the pulmonary artery, the blood vessel that carries blood from the heart to the lungs.
Signs and symptoms of pulmonary arterial hypertension occur when increased pressure cannot fully overcome the elevated resistance and blood flow to the body is insufficient.
Mutations in the BMPR2 gene cause pulmonary arterial hypertension.
ghr.nlm.nih.gov /condition=primarypulmonaryhypertension   (784 words)

  
 Why does Pulmonary Arterial Hypertension (PAH) develop?
Endothelial dysfunction is believed to occur early on in disease pathogenesis, leading to endothelial and smooth muscle cell proliferation and structural changes or ‘Remodelling' of the pulmonary vascular bed resulting in an increase in pulmonary vascular resistance.
Endothelin binds to 2 receptors, ET and ET Both receptors are implicated in Pulmonary Arterial Hypertension (PAH) and mediate the deleterious effects of endothelin.
It is believed that patients with Pulmonary Arterial Hypertension (PAH) have low levels of prostacyclin, which could result in vasoconstriction in the pulmonary vasculature and a tendency for smooth muscle cell proliferation and platelet activation, encouraging the formation of thrombi in both the micro-circulation and the pulmonary arteries.
www.pah-info.com /Why_does_PAH_develop   (717 words)

  
 About pediatric pulmonary arterial hypertension   (Site not responding. Last check: )
Arteries are able to narrow ("constrict") and expand ("dilate") to control the flow of blood in the body.
Fen-phen triggered pulmonary hypertension is an example of PAH that was labeled "primary" or "idiopathic" prior to 1997 but is now referred to as "secondary" or "associated" pulmonary hypertension because the cause is now known.
In PAH the pulmonary arteries are both thickened and highly susceptible to developing fatty deposits and plaques on the surface of the inner channel.
www.pediatricpah.org /PAH_about.html   (1136 words)

  
 Introduction: Arterial Hypertension: Merck Manual Professional
Hypertension with an identified cause (secondary hypertension) is usually due to a renal disorder.
Hypertension may be primary (85 to 95% of cases) or secondary.
This pattern is typical of primary hypertension and hypertension due to pheochromocytoma, primary aldosteronism, renovascular disease, and renal parenchymal disease.
www.merck.com /mmpe/sec07/ch071/ch071a.html   (4430 words)

  
 SPA therapy of arterial hypertension
In hyperkinetic variant of arterial hypertension clinical improvement of signs of excessive simpatico activity correlated with the reduction of secretion of catecholamines and their precursors in 24-hour urine.
In hypokinetic variant of arterial hypertension the changes are reverse to the changes observed in hyperkinetic variant, i.e.
Sulphur baths are of special benefit for the patients with arterial hypertension accompanied by vascular insufficiency in the extremities, for arterial hypertension accompanied by diabetes mellitus with angiopathies of kidneys or the extremities.
www.gfmer.ch /TMCAM/Hypertension/SPA_therapy_arterial_hypertension.htm   (1434 words)

  
 USC Center for Vascular Care
This accumulation is called atherosclerosis, or “hardening of the arteries.” As the atherosclerotic process of the lower extremity arteries increases, the arteries become narrowed or blocked, causing blood flow to decrease.
When claudication is used as an indicator of lower extremity arterial disease, estimates are that 2% of the population aged 40 to 60 years and 6% older than 70 years of age are affected.
Although the mechanism by which smoking causes or worsens atherosclerosis is unclear, it is known that the degree of damage to the arterial wall lining is directly related to the amount of tobacco used.
www.surgery.usc.edu /divisions/vas/legpainandlowerextremityarterialdisease.html   (2251 words)

  
 Electrotherapy of arterial hypertension
This method is used for arterial hypertension, non-ischemic heart pain, hypertension complicated by aterosclerotic encephalopathy, chest pain secondary to thoracic osteoarthritis.
It is able to reduce cardiac output in patients with hyperkinetic arterial hypertension through the reduction of secretion of catecholamines and their precursors.
Just as with the other forms of electrotherapy of arterial hypertension there was a decrease of minute volume, cardiac index and increase of total peripheral index in hyperkinetic variant, and increase of minute volume and cardiac index with the reduction of total peripheral resistance in hypokinetic variant of hypertension.
www.gfmer.ch /TMCAM/Hypertension/Electrotherapy_arterial_hypertension.htm   (1369 words)

  
 AllRefer Health - Primary Pulmonary Hypertension (Familial Primary Pulmonary Hypertension, Pulmonary Arterial ...
Pulmonary hypertension is when the blood pressure in the arteries of the lungs is abnormally high.
The cause of primary pulmonary hypertension is unknown.
Pulmonary hypertension is the result of greater resistance to blood flow.
health.allrefer.com /health/primary-pulmonary-hypertension-info.html   (358 words)

  
 pulmonary arterial hypertension - Pulmonary Arterial Hypertension / Primary Pulmonary Hypertension   (Site not responding. Last check: )
Pulmonary Arterial Hypertension (PAH), also known as Primary Pulmonary Hypertension (PPH), is characterized by continuous high blood pressure in the pulmonary artery.
Changes to the body: The pulmonary arteries are the blood vessels that carry oxygen-poor blood from the right ventricle in the heart to the small arteries in the lungs.
Primary pulmonary arterial hypertension (PPAH), which is inherited or of unknown origin.PPAH is considered a diagnosis of exclusion, meaning known causes of PAH have been eliminated.
www.pulmonary-arterial-hypertension.org /?c=gbwpog   (452 words)

  
 Society Of Interventional Radiology - Patients and Public - peripheral arterial disease
Peripheral arterial disease (PAD), also known as peripheral vascular disease (PVD), is a very common condition affecting 12-20 percent of Americans age 65 and older.
PAD develops most commonly as a result of atherosclerosis, or "hardening of the arteries," which occurs when cholesterol and scar tissue build up, forming a substance called plaque inside the arteries that narrows and clogs the arteries.
The clogged arteries cause decreased blood flow to the legs, which can result in pain when walking, and eventually gangrene and amputation.
www.sirweb.org /patPub/pvdPad.shtml   (366 words)

  
 Pulmonary Arterial Hypertension (PAH) - Welcome to PAH-info.com - Information on PAH-
Pulmonary arterial hypertension (PAH) is a serious disease of the arteries connecting the lungs to the heart (the pulmonary arteries).
As Pulmonary Arterial Hypertension (PAH) develops, blood flow through the pulmonary arteries is restricted and the right side of the heart is put under increasing strain to pump blood through to the lungs.
Reaching the diagnosis can be delayed and as a consequence patients with Pulmonary Arterial Hypertension (PAH) may first present when the disease has already progressed beyond a mild stage.
www.pah-info.com   (290 words)

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