Tag: "aorta" at medical news
Pot bellies linked to early signs of cardiovascular disease
...R. The likelihood of atherosclerotic plaque in the aorta
was three times as high in those with the largest WHR as compared to the smallest. The relationship between WHR and arterial plaque remained strong even after other risk factors, such as blood pressure, diabetes, age, smoking and high cholesterol l...
UPMC begins study of heart support device as a bridge to transplantation
...anted blood pump is connected to the heart and the aorta
by two tubes called cannulae. Blood is drawn directly from the left ventricle and returned to the aorta. The VentrAssist LVAD works in tandem with the natural heart and an external controller regulates the blood pump. Unlike other cardiac assist devi...
Stenting of abdominal arteries offers welcome relief for 'intestinal angina'
...moral artery in the groin up through the abdominal aorta
and into the arteries supplying blood to the intestines. (In some cases, the catheter was introduced into the brachial artery in the arm and passed downward through the aorta.) A balloon was inflated to expand a large bare metal stent, which was left...
SCAI Founders' Lecture highlights remarkable progress in catheter-based aortic valve replacement
...ves as a portal between the left ventricle and the aorta
becomes calcified, stiff, and narrowed, no longer ...aded from the femoral artery in the groin into the aorta
and across the aortic valve, in a direction oppositeor retrogradeto normal blood flow. The compresse...
Percutaneous aortic valve replacement safe, successful in high-risk patients
...rough the femoral artery in the groin and into the aorta
in a direction opposite, or retrograde, to the nor...of 3040 minutes to minimize blood flow through the aorta
and ease placement of the replacement valve. All 17 patients survived the procedure. One patient ...
Largest review of Loeys-Dietz Syndrome to date
...sive swelling of the aorta. In these patients, the aorta
breaks at a much smaller size than it does in people with Marfan syndrome or most other causes of aortic aneurysm. Marfan and Ehlers-Danlos syndromes both are similar heritable conditions with overlapping symptoms that affect the connective tissue,...
A stitch in time saves lives: High survival seen for patients with condition that killed John Ritter
...lled Type A, which occurs in the upper part of the aorta
near the heart. It's a unique study looking at ... lifetime of high blood pressure that stresses the aorta
and creates weak spots. Seventy-two percent of the patients in the study had hypertension before ...
Preventing spinal cord injury during aortic surgery
... to the spinal cord, a consequence of clamping the aorta
to prevent bleeding. While severe deficits can be ...ls treated with diazoxide prior to clamping of the aorta
retained mobility in their hind limbs, though hopping was impaired, in sharp contrast to complete hi...
Type of stress, not duration, key to heart enlargement
...e researchers tie a "slipknot" around each mouse's aorta
with a suture, which they manipulate from outside the mouse through a small incision in the back. For their experiments, the researchers tied off, or occluded, the aortas in one group of mice for 90 minutes twice a day. A second group of mice exercis...
Delayed aortic trauma repair may improve survival
...l edition of the Journal of Vascular Surgery. The aorta
is the main artery that carries oxygenated blood f...ion" experienced in an auto accident, can jerk the aorta
forward and back again, causing it to crack. "The real problem is that most people die from blunt ...
Commonly used blood pressure medication prevents aortic aneurysm in mice with Marfan syndrome
... surgery has been our main option for repairing an aorta
at risk of rupturing," says cardiac surgeon Vincen...chniques for replacing damaged areas of the Marfan aorta
with Dacron grafts and artificial valves. "However, it is comforting to witness the time when medic...
Cincinnati surgeons report new treatment for often-fatal injury
...c trauma--die before ever reaching a hospital. The aorta
is the main artery that carries oxygenated blood f...on-penetrating "deceleration" injury, can jerk the aorta
forward and back again, causing it to crack. If all three layers of the aorta
rupture immediately, ...
Effect of diabetes on heart may differ by ethnicity, study finds
...part of the heart that pumps the blood through the aorta
and out into the circulatory system. They measured the left ventricle itself, not the blood in it. They also measured the volume of the ventricle when filled with blood just before it pumps the blood out. A lower volume indicates less blood is able...
Minimally invasive procedure OK for wide range of aorta problems, study shows
...r thoracic aortic repair, or ETAR, to shore up the aorta
without surgery. They've used devices called stent...at are inserted by snaking a long tube up into the aorta
from a small incision in the leg or belly. Only in the last year has the U.S. Food and Drug Administ...
Researchers isolate causes of cognitive loss following coronary artery bypass surgery
...inimizing trauma to the body's largest artery the aorta
during heart bypass surgery can significantly red...surgical techniques that minimized movement of the aorta
while still using the machine. Movement was reduced by using a single clamp that exerted significant...
Drug may fight lupus and atherosclerosis simultaneously
... less atherosclerosis in key arteries, such as the aorta
the body's main blood vessel and what plaque there was contained less cholesterol. Scientists increasingly are viewing the depositing of cholesterol in the walls of arteries as an inflammatory reaction that attracts the disease-fighting macrophages...
EBCT scans trump angiography at detecting killer heart defect
...whether the artery traveled perilously between the aorta
and pulmonary artery, putting that patient at risk...tion is whether the artery is coursing between the aorta
and pulmonary artery. Angiography did not always give us the correct answer, but it was very easy to...
Liver CRP production linked to atherosclerosis
...insignificant mRNA levels found in atherosclerotic aorta
compared to high levels in liver. Finally, in vitro analysis revealed that hepatocytes, but not macrophages, expressed CRP mRNA following stimulation by inflammatory molecules. These data highlight a powerful role for the liver in generating the C...
Children's Hospital Pittsburgh doctors at Cardiac World Congress; Only US doctors to present in Spanish
...s called single ventricle, which connects with the aorta
and pulmonary artery. "It is an honor for us to be asked to speak at this world congress and highlight the advancements, surgical accomplishments and expertise of our cardiac team at Children's," said Dr. Morell, who was the lead doctor involved in ...
Mutation in mouse circulatory gene mimics a form of congenital heart disease
...re form of CHD that occurs in infants in which the aorta
does not appropriately separate from the pulmonary...ells did not form the structure that separates the aorta
from the pulmonary artery. "This is the first evidence that a block in stem-cell differentiation is...