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Tag: "plaque" at medical news

A new century of Alzheimer's disease research

..., providing the initial toxic damage that leads to plaque formation, and then to disruption of tau inside ne...rst to exhibit tangles as well as the two forms of plaque (AB40 and AB42). In the journal Science, Michael Hutton, Ph.D., Dennis Dickson, M.D., Jada Lewis, Ph...

Premature Vascular and Bone Changes Occur in COPD Patients

...cular remodeling, thickening of arterial walls and plaque formation. The process may start in the early stages of COPD and worsen with the decline of lung function. The editorialists also commented on osteoporosis, which was the second focus of the study: The authors found that bone mineral density was lo...

Women Taking Oestrogen Therapy Showed Reduced Coronary Artery Calcification

...cebo. Coronary artery calcification is a marker of plaque in the arteries and a predictor of future cardiova...nopausal women, estrogen therapy reduced calcified plaque buildup in the arteries, says Howard Hodis, M.D., Professor of Medicine and Preventive Medicine; Dir...

Modified Drug Therapy for Alzheimers Disease

... amyloid plaques in the brain. Various stages in plaque formation produce toxic proteins that harm the brain, causing damage that eventually leads to dementia. Later that year, Ghosh built a molecule that binds to this key enzyme and inhibits its activity, a beta-secretase inhibitor. X-ray crystal struc...

Untreatable Eye Disease Improves With Avastin

... Finger references in the study 6 patients who had plaque radiation therapy and developed radiation retinopathy, but he has now treated 28 patients successfully with Avastin, he says. The drug improved or stabilized visual acuity in all cases by dramatically reducing blood vessel leakage and resultant swell...

Angioplasty may Damage Kidneys

...ream presumably made up of bits of clot and fatty plaque material from the blockage. The goal of the current study was to count the particles and determine if they are associated with impaired kidney function after the procedure. In 28 angioplasty cases, researchers used a protection device to temporaril...

Scientists Recommend New Guidelines For Cholesterol Testing In Children

...d adolescence have an effect on the development of plaque in the arteries, which is a clear indication of cardiovascular disease risk. According to the latest U.S. National Health and Nutrition Examination Survey (NHANES) figures, 17 percent of U.S. teens are overweight. In addition, just one in four high...

Dont Worry- Be Good To Your Heart

...y disease. Coronary artery disease is caused by plaque build-up on the inside walls of the arteries that supply oxygen and blood to the heart. This causes them to harden and narrow. This in addition, can lead to heart attack, angina (chest pain) and other serious complications. According to a repor...

NASA Technology Helps Detect and Treat Heart Disease and Strokes

...he brain. A standard carotid ultrasound measures plaque and blood flow within the artery. When an ultrasound is used with the software, the test measures the thickness of the inner two layers of the carotid artery -- the intima and media. Medical Technologies International, Inc. (MTI) of Palm Desert, Cali...

New Balloon Catheter Available Worldwide for Carotid and Renal Angioplasty

...a, and the low profile may help reduce the risk of plaque disruption and embolization when crossing the lesion. Professor Horst Sievert, Cardiovascular Center Frankfurt, Sankt Katharinen, performed the first carotid live case with AVIATOR(TM) Plus at the recent EuroPCR 2007 Congress held in Barcelona, Spai...

Post Menopausal Women are Prone to Gum Disease

... including microbiological sampling of subgingival plaque and oral X-rays. Investigators used a measure called alveolar crestal height to determine the amount of oral bone loss. Alveolar bone surrounds the teeth and holds them in place in the upper and lower jaw. The lower the crest, or top of the bone, t...

Dental X-rays of Carotid Artery Cannot Estimate Stroke Risk

...ispose a person to generalized atherosclerosis and plaque formation that also can promote the risk of cerebrovascular blockage and stroke, according to the article. Incidental findings of CCAA on panoramic radiographs, the authors wrote, should not be the only basis for estimating risk of stroke. Risk facto...

CT Imaging With Novel Contrast Agent May Predict Heart Attack in Waiting

...gent know as N1177 can detect dangerous, high-risk plaque which cause heart attack and stroke. The findings ...heart attack before the attack occurs. High-risk plaque is characterized by their cellular and biologic structure. High-risk plaque rich in macrophages or c...

Scientists Decode Genome of Oral Pathogen

... help us better understand the formation of dental plaque and the initiation of oral diseases," added Macrina. The team reported that the genome of the gram-positive bacterium is a circular DNA molecule consisting of approximately 2.4 million base pairs. They analyzed the S. sanguinis genome and found tha...

Stents Do Little to Prevent Heart Attacks

...se the next heart attack," he explained. "It's the plaque developing everywhere else that's going to cause the next heart attack and that's what the medicines treat." "From my standpoint, it validates what was known since the inception of angioplasty — that it relieves symptoms," says William O'Neill, exe...

Drugs More Effective Than Angioplasty in the Case of Heart-patients

... is reached, the balloon is inflated. This pushes plaque to the side and stretches the artery wider so blood can flow more easily. Previous studies have also talked about reclogging of arteries after angioplasty. But now, after the New York study, cardiologists would say, more firmly than in the past, t...

Patients Own Dental Plaque may Cause Ventilator-associated Pneumonia

...ically, it turns out that the patient’s own dental plaque is a major source of germs that cause ventilator-a...e show that the same bacteria identified in dental plaque of patients when they were admitted to the ICU and placed on ventilators were found later in the lun...

Calcium in Arterial Plaque is a Good Indicator for Risk of Stroke

...irginia Health System suggests that composition of plaque deposits in the carotid arteries indicate// a pati...study looked retrospectively at the composition of plaque deposits in the carotid arteries of 102 patients treated at UVa. Its findings suggest that, in deter...

Inhaled Anesthetics Accelerate the Onset of Neurodegenerative Diseases Like Alzheimer's

...havioral tests, and their brains were examined for plaque and cell death. "Compared to controls, the anest...but it did accelerate amyloid beta aggregation and plaque appearance," said corresponding author Maryellen Eckenhoff, PhD. "We need to test whether anesthetic...

Multi-Year Data Shows PAD Treatment Prevents Amputation

...d scar tissue build up, forming a substance called plaque inside the arteries that narrows and clogs the arteries. PAD is a systemic disease – clogging in one area of the body (legs) indicates clogging is occurring in other parts of the body (heart). * PAD is a disease of the arteries that affects ten mil...

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