Study estimates radiation dose, cancer risk from coronary artery calcium screening
... of the JAMA/Archives journals.
Coronary artery calcification
is associated with coronary artery disease. ... a tool for routine screening for coronary artery calcification
in asymptomatic individuals as part of a ... undergoing CT screening for coronary artery calcification
from a range of available protocols in the ...
Mutant rats offer clues to medical mystery
... mutation also leaves them susceptible to arterial calcification
and, potentially, osteoporosis.
The discovery ... found what could be the link that solves the calcification
paradox, the puzzling association between metabolic bone disease and vascular calcification
that has eluded researchers for years. Kohn, an ...
Heavy Traffic Can Be Heartbreaking
... from major traffic, the risk of coronary artery calcification
was 63 percent higher for people living within 50 ... away amounts to a similar difference in coronary calcification
as six months of aging," she said.
Her team ... have suffered a greater increase in coronary calcification
during the past five years.
So what can ...
Apples and oranges: Tumor blood vessel cells are remarkably atypical
... researchers went on to demonstrate blood vessel calcification
in human and mouse prostate tumor specimens. This bone-like calcification
has also been described in diseased blood vessels ... in prostate cancer. "It is possible that calcification
of tumor blood vessels could impair blood flow or ...
Readily available treatment could help prevent heart disease in kidney patients
... that high blood phosphate directly stimulates calcification
of blood vessels and that phosphate-binding drugs ... the bloodstream. This therapy decreased arterial calcification
in the mice. The treatment also diminished the ... phosphate in their bloodstreams and decreased the calcification
of blood vessels.
"BMP-7 restores the ability ...
Research sheds light on carotid artery stenting risk in elderly
... techniques to reduce risk. Increased aortic calcification
in patients older than 75 years: Implications for ... factor that is a marker for aortic arch calcification
and arch complexity. Preprocedural determination of aortic arch morphology and calcification
may help to determine which elderly patients are ...
Cutting Phosphate May Protect Kidney Patients From Heart Trouble
... the researchers found that high blood phosphate levels directly stimulate calcification
of blood vessels and that phosphate-binding drugs can decrease this ... called BMP-7 (bone morphogenic factor-7) reduced phosphate levels and calcification
of blood vessels in mice with CKD.
"Elderly osteoporosis patients and ...
Saline Wash May Ease Shoulder Tendonitis
... recovery time is about an hour.
In 71.7 percent of patients, the calcification
was fully removed in one treatment, resulting in improved mobility and ... presence of more than one calcification. In 3.8 percent of patients, the calcification
had moved or dissolved before treatment. In 0.9 percent of patients, there ...
Marital Stress Linked to Heart Disease
... hardening of the arteries, Smith and his colleagues discovered. Levels of calcification
were particularly high among those women whose husbands also were hostile. ... and received free CT scans of their coronary arteries to check for any calcification
that could lead to future risk of heart attack. Couples were recruited ...
Researchers Discover the Tale Behind Short Dogs
... which the team believes may cause growth receptors to be switched on at the wrong time during fetal development. This may be behind the known calcification
of growth plates that prevents these breeds' legs from growing, a condition known as disproportional dwarfism, or chondrodysplasia, that is ...
First-degree relatives of patients with bicuspid aortic valve should be screened
... instead of the normal three, is the most common cardiac anomaly, affecting up to two percent of the general population. The defect can result in calcification
deposits on the heart valve, leakage of the valve and may results in a feeling of tightness in the chest as well as shortness of breath. The ...
Patients Call for Continued FDA Preemption Authority
... pain after receiving a neurostimulator.
Tom Price, a long-distance runner from Syracuse, New York, was unable to run more than a mile due to calcification
and severe regurgitation in his bicuspid aortic valve. After aortic valve replacement, he has resumed his active lifestyle.
Mike Roman, from ...
Computer based model helps radiologists diagnose breast cancer
... to help the radiologist calculate breast cancer risk based on abnormality descriptors like mass shape; mass margins; mass density; mass size; calcification
shape and distribution," said Elizabeth S. Burnside, MD, and Jagpreet Chhatwal, MD, lead authors to the study. "When the radiologist combined his/her ...
Bioabsorbable stents show promise
... by far the most straight forward cases. The study doesn't show us if the new stent will work in real world situations of patients with long lesions, calcification
Proper Sleep May Help Clear Arteries
... of potential risk factors, such as sex, race, and smoking habits, the researchers found that one more hour of sleep a night decreased the risk of calcification
by a third. That's about as much as a 16.5-point reduction in blood pressure, the researchers said.
"Nothing came out of the study as appearing to ...
Deaths From Heart Disease, Stroke Down 30%
... improving," she said.
Yet the new report also foreshadows future problems, she noted. For example, it is now possible to measure coronary artery calcification
-- deposits that can thicken to block arteries. One U.S. study found that 15 percent of men ages 33 to 45 and 5.1 percent of women of the same age ...
Major New Resource for Bone and Mineral Disorders Released
... this edition includes:
Abnormalities in Bone and Calcium Metabolism Following Burns
Bone Cancer and Pain
Bisphosphonate-Associated Osteonecrosis of the Jaw
New International Drug Formulary covering the most widely used drugs in major ...
Cytochroma Announces Positive Comparative Data on CTA018 in Chronic Kidney Disease Model
... Prolonged elevation of PTH causes excessive calcium
to be released from bone into the blood, leading to softening of the bones
(osteomalacia) and calcification
of vascular tissues. SHPT affects 40-60%
of patients with moderate CKD and approximately 90% of patients with severe
About Mitsubishi Tanabe ...
Long-term HIV treatment may reduce risk for atherosclerosis
... and other lifestyle factors.
The study, part of the Multicenter AIDS Cohort Study (MACS) initiated in 1983, measured levels of coronary artery calcification
(CAC) in nearly 950 HIV-positive and HIV-negative men by CT scanning completed between 2004 and 2006. Controlling for traditional atherosclerosis ...
Bone Disease Test Shows Death Risk for Dialysis Patients
... bone disease and cardiovascular health in CKD patients.
"Alkaline phosphatase has recently been shown to be associated with increased vascular calcification
in experimental studies. Our study shows the clinical manifestation of this association in real-world patients," he said.
Fondness for Fish Keeps Japanese Hearts Healthy
... Japanese-American men. Along with giving blood samples, all of the men underwent electron beam computed tomography (EBCT) to measure coronary artery calcification
(plaque deposits on the heart's arteries) and ultrasound examinations of the carotid artery in the neck.
Overall, the researchers found that ...
July 2008 Mayo Clinic Women's HealthSource Highlights Vitamin D, Savvy Use of Sunscreen and Gastrointestinal Upset and Celiac Disease
... research indicates that
lower vitamin D levels are associated with a number of factors that affect
cardiovascular health, including coronary artery calcification
possibly, congestive heart failure.
So, how much vitamin D is enough? Recommendations from medical groups
vary, but a daily intake in the ...
New study finds coronary arterial calcium scans help detect overall death risk in the elderly
... failure. This study indicates coronary arterial scans are effective in measuring overall death risk in the elderly."
A calcium scan looks for calcification
or a hardening of the arteries caused by high blood fats and calcium deposits in the arteries leading to and from the heart. These calcifications ...
Arterial Calcium Scans Can Predict Death Risk
... and how to clinically use bioimaging tests of early atherosclerosis remains a topic of debate.
There's more on coronary calcification
at the American Heart Association .
SOURCES: Matthew Budoff, M.D., associate professor, medicine, Harbor-UCLA Medical ...
New method effective in detecting dangerous coronary plaque
... effects of lifestyle intervention (diet, exercise and omega-3 fatty acid supplement) or salsalate medication compared to placebo on coronary artery calcification
as assessed by MDCTA. (See description below.)
Calcium Scans Help Predict Coronary Risk
... to the people who are screened has not been shown."
A calcium scan using computed tomography (CT) costs $300 to $600. These scans look for calcification
-- hardening of the arteries caused by high blood fats and calcium deposits that can eventually cause blood vessel blockage. The scan is a potential ...
Siemens Introduces New Dual Energy Applications to SOMATOM Definition
... distinction of the biochemical composition of renal calculi (e.g., uric acid or calcium oxalate) -- syngo DE Hardplaque for the display of calcification
in the body and determination of the vessel status -- syngo DE Virtual Unenhanced for the subtraction of contrast medium in abdominal scans ...
Calcium Supplements Could Raise Heart Risks in Postmenopausal Women
... in light of calcium's beneficial effect on cholesterol. Yet the supplement has also been found to elevate blood calcium levels, which could speed up calcification
of the blood vessels. Previous research has found that calcium build-up in the arteries can foreshadow coronary artery disease.
"There is a point ...
FDA Approves the Opening of a Phase II Registration Protocol Using REXIN-G(R) for Osteosarcoma in California U.S.A.
... response evaluation process that is
unique to the manner in which osteosarcoma responds favorably to therapy,
i.e., with necrosis and increasing calcification
in metastatic tumors and
decreased glucose utilization using PET-CT imaging studies. Rexin-G is a tumor-targeted gene medicine that seeks out and ...
What's been causing your knee to ache? Smurfs!
... slowing the onset of arthritis and lessening its severity. Eventually, we hope to create an injection that will stop smurf2s ability to turn on the calcification
and degeneration process in cartilage that leads to osteoarthritis.
While Rosier admits the development of an injection is a long time off, he ...
Women Taking Oestrogen Therapy Showed Reduced Coronary Artery Calcification
... estrogens had significantly less coronary artery calcification
at the end of the study period compared with those taking placebo. Coronary artery calcification
is a marker of plaque in the arteries and a ...
Wyeth is unaware of any coronary artery calcification
data for women taking estrogen plus progestin. ...
More Fat Leads to Less Coronary Artery Calcification
... sign of heart disease called coronary artery calcification
and body fat have found that, paradoxically, ... the skin had more evidence of coronary artery calcification
than those with more fat. Thinner men also had more evidence of coronary artery calcification
than men with a higher BMI.
What it comes ...
Link Between Nanoparticles and Kidney Stones
... Medical scientists at Mayo Clinic are studying calcification
at the molecular level in an effort to determine ... a growing body of scientific evidence that links calcification
to the presence of nanosized particles, particles ... the unlikelihood that events linked to the calcification
process are driven solely by physical chemistry, ...
Highway Robbers-Stealing Your Hearts Health
... extensive clinical examinations, and subjects had their coronary artery calcification
(CAC) measured by electron-beam computed tomography (EBCT).
The ... than 200 meters from major traffic. The chance of high coronary artery calcification
was 63 percent greater for those living within 50 meters.
For people ...
Women With Atypia Nearly Eight Times More Likely to Develop Breast Cancer
... group of women with the highest risk had three or more areas of atypia and calcification
-- with a 10.4-fold risk over the general population.
... history of breast cancer. The majority (68.6 percent) of women showed calcification
in the biopsy tissue, and 40 percent had multiple sites of atypical ...
Heart disease: Men Are From Mars, Women From Venus
... participants were subjected to CT examination to look for presence of calcification
in the coronary arteries (arteries that supply the heart). Clogging of the ... calcification. Surprisingly, even asymptomatic patients were found to have calcification
levels high enough to warrant a cardiac consultation.
'Women who are ...
Association Of Breast Arterial Calcifications With Diabetes And Hypertension
... retrospectively. Mammograms were evaluated for the presence of arterial calcification
and results were coded. Patients who had been using insulin or oral ... of antidiabetic and antihypertensive therapy.
Because breast pain and calcification
decrease after renal transplantation in chronic renal diseases, the ...
Mutations in NOTCH1 cause an early developmental defect in the aortic valve
... left heart syndrome as well," said Dr. Srivastava. "Our work suggests that calcification
of the aortic valve may be a manifestation of a mutation in NOTCH1 or ... of the study.
Children’s with aortic valve defects develop early calcification
of their aortic valves which leads to severe heart disease in their ...
Scan correlates susceptible heart plaque
Researchers, felt that these 'hot spots' were distinct from areas of calcification
- where the plaque is hardened. It may be that these 'hot spots' represent ... say the researchers, that these 'hot spots' were distinct from areas of calcification
- where the plaque is hardened. It may be that these 'hot spots' represent ...