News tagged with blockages
Gene may 'bypass' disease-linked mitochondrial defects, fly study suggests
May 05, 2009 |
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By lending them a gene normally reserved for other classes of animals, researchers have shown they can rescue flies from their Parkinson's-like symptoms, including movement defects and excess free radicals produced in power-generating ...
Chemists find secret to increasing luminescence efficiency of carbon nanotubes (Animation)
Nanotechnology / Nanomaterials
Mar 06, 2009 |
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Chemists at the University of Connecticut have found a way to greatly increase the luminescence efficiency of single-walled carbon nanotubes, a discovery that could have significant applications in medical ...
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Exercise-linked ventricular tachycardia is not a risk to healthy older adults
Nov 17, 2009 |
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Healthy, older adults free of heart disease need not fear that bouts of rapid, irregular heartbeats brought on by vigorous exercise might increase short- or long-term risk of dying or having a heart attack, according to a ...
Study shows stroke incidence related to angioplasty remains steady over past 15 years
Nov 16, 2009 |
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Results of a Mayo Clinic study show the incidence of stroke or mini-stroke related to a coronary angioplasty remained steady over a 15-year period. Researchers say this is good news because physicians now are performing the ...
Early end to key study on benefits of niacin, a B vitamin, in keeping arteries open was premature
Nov 16, 2009 |
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Heart experts at Johns Hopkins are calling premature the early halt of a study by researchers at Walter Reed Army Medical Center and Washington Hospital Center on the benefits of combining extended-release niacin, a B vitamin, ...
Study: Kidney angioplasty brings risks, no benefit
Nov 11, 2009 |
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If you're among the hundreds of thousands of Americans with clogged kidney arteries, you might want to consider trying medicines before rushing into angioplasty to open them up. The pricey procedure is no more effective and ...
Researchers using excimer laser angioplasty to blast arterial blockages in heart and kidneys
Nov 10, 2009 |
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(PhysOrg.com) -- Using an excimer laser to widen narrowed or obstructed blood vessels in hard-to-reach areas of heart and kidney arteries may be feasible and safe, according to a study by a team of researchers from the Virginia ...
Diverticulosis not associated with higher incidence of polyps
Oct 26, 2009 |
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A Henry Ford Hospital study questions the need for aggressive screening for colonic polyps in patients with diverticulosis.
Lifestyle changes remain important in fighting peripheral arterial disease
Oct 21, 2009 |
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Modifying the risk of peripheral arterial disease (or PAD)—with healthy lifestyle changes—remains vital to one's health, note researchers in a recent issue of the Journal of Vascular and Interventional Radiology. And while ...
Gap found between patient knowledge and behavior when responding to cardiac symptoms
Oct 07, 2009 |
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(PhysOrg.com) -- Heart patients who receive specific instructions about how to respond to chest pain or heart attack symptoms still don’t seek immediate care, according to a new study published in Circulation: Cardiovascular Qu ...
New treatment found to reduce vision loss from central retinal vein occlusion
Sep 14, 2009 |
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Scientists have identified the first long-term, effective treatment to improve vision and reduce vision loss associated with blockage of large veins in the eye. This research was part of a multi-center, phase III clinical ...
Cardiac biomarker levels strongly predict outcome of bypass surgery
Sep 04, 2009 |
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Levels of a biomarker used in the diagnosis of heart attacks are almost universally elevated in patients who have undergone coronary-artery bypass grafting (CABG) and, when markedly elevated, are powerfully prognostic, a ...
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