Sentences with phrase «coronary vessel»

Eligible participants were identified from administrative databases and had at least one of the following: a history of myocardial infarction, at least 50 % stenosis in ⩾ 1 coronary vessel, evidence of exercise induced ischaemia, coronary revascularisation or diagnosis of coronary artery disease.

Heart attacks are common in people but do not occur in pets because pets do not have coronary vessel disease.

The display of three - dimensional computed tomographic reconstructions in a mobile application equipped with a hands - free voice recognition system and a zoom function, developed specifically for this purpose by a team of physicists from the Interdisciplinary Centre for Mathematical and Computational Modelling of the University of Warsaw, enabled the physician - operators to clearly visualize the distal coronary vessel and verify the direction of the guide wire advancement relative to the course of the blocked vessel segment.

Yet despite their critical importance, the process and molecules required for coronary vessel development have not been fully determined.

«Children or young adults may not be aware of having abnormal coronary vessels because their circulation is adequate until the heart is stressed by increased demands, for instance when participating in strenuous sports,» explains Lien, who is also an assistant professor at the Keck School of Medicine and an investigator at the Cardiovascular Thoracic Institute, both at the University of Southern California.

«Tiny heart, big promise: Understanding how cells become coronary vessels may lead to advances in repairing heart damage.»

Lien and her team observed that zebrafish with a mutation at the CXCR4 receptor survive, but are not able to form coronary vessels or undergo heart regeneration following injury.

«We have now found a novel source of cells that can differentiate into coronary vessels and have identified the factors required.»

Not exact matches

Coronary spasm can be treated with medications that dilate the blood vessels.

«Interventional cardiologists should be especially suspicious of coronary artery spasm when they encounter a patient under the age of 60 with disease isolated to a single vessel.

Earlier studies have demonstrated that cocoa flavanol intake improves the elasticity of blood vessels and lowers blood pressure — but, for the most part, these investigations have focused on high - risk individuals like smokers and people that have already been diagnosed with conditions like hypertension and coronary heart disease.

She was diagnosed with a heart attack, and a coronary angiography (a procedure that uses X-ray imaging to see the heart's blood vessels) showed a spontaneous coronary dissection.

These risk factors raise the likelihood of developing heart and blood vessel diseases and conditions in adulthood, including coronary artery disease, heart attacks, strokes, high blood pressure, obesity and type 2 diabetes.

In the first type, coronary heart disease, the blood vessels to the heart become blocked by fat and other substances, decreasing blood flow to the heart.

Vitamin D deficiency was associated with higher prevalence of coronary artery disease, with a 32 percent higher occurrence in patients with the lowest vitamin D levels and a near 20 percent higher frequency of severe disease affecting multiple vessels.

The PROMISE trial was conducted at 193 centers across North America to determine whether a care strategy starting with coronary CTA, which reveals the structure of blood vessels supplying the heart, or a strategy starting with functional testing, measures such as stress testing or echocardiography that reflect how well the heart muscle is working, provided better guidance for clinical decisions regarding patients with chest pain.

It is difficult to diagnose and, without treatment, 25 percent of children with KD develop coronary artery aneurysms — balloon - like bulges of heart vessels — that may eventually result in heart attacks, congestive heart failure or sudden death.

All study participants either had an acute coronary syndrome such as a heart attack or unstable angina 30 days to one year before enrolling; had cerebrovascular atherosclerotic disease, in which the arteries that supply blood to the brain become constricted; had peripheral vascular disease, a group of disorders affecting blood vessels outside of the heart and brain; or had both diabetes and coronary artery disease.

Biology may also play a role — for example, a greater propensity towards abnormal blood vessel function during emotional stress, such as exaggerated constriction of coronary or peripheral blood vessels.

The leading cause of death in women, cardiovascular disease (CVD) is a constellation of ailments affecting the heart and blood vessels, including conditions such as coronary heart disease, stroke, and diseases of the small blood vessels, such as in the eyes and kidneys.

The occluded coronary segment and the distal vessel territory are often more clearly depicted using coronary CTA than in invasive angiography.

The diseases causes inflammation of the blood vessels in small children that leads to fever, rashes and reddening, and even coronary aneurysms that can cause heart attacks in the young.

Most importantly, the study found that the relative risk for death or MACE for a patient with mild coronary artery disease was comparable to that of patients with single vessel obstructive disease.

He studies the processes that regulate blood vessel function and response to injury, with emphasis on the role of lipid - lowering medications in preventing ischemic stroke, coronary artery disease, and heart failure.

Angioplasty involves using a balloon to open the coronary artery blockages or sometimes a stent will be inserted to hold the vessel open.

Diabetes mellitus and female gender are the strongest predictors of poor collateral vessel development in patients with severe coronary artery stenosis

Coronary artery disease — which occurs when the blood vessels to the heart narrow or harden — is the most common form of heart disease.

Each volunteer had his or her heart rate and blood pressure measured at rest, as well as coronary vascular conductance, a Doppler ultrasound measure of blood flow through the coronary blood vessels of the heart.

Of course, cardiologists do this all the time. During percutaneous coronary intervention (PCI), doctors place a stent, basically a metal tube, inside a blood vessel to relieve an obstruction and restore blood flow to the heart muscle.

Three recent experimental studies focused on low consumption / exposure.949596 In one study, 29 smokers each consumed a single cigarette, immediately after which they had a significant decrease in blood vessel output power and significant increase in blood vessel ageing level and remaining blood volume 25 minutes later, as markers of atherosclerosis.94 In another study, human coronary artery endothelial cells were exposed to the smoke equivalent to one cigarette, which led to activation of oxidant stress sensing transcription factor NFR2 and up - regulation of cytochrome p450, considered to have a role in the development of heart disease.95 These effects were not seen when heart cells were exposed to the vapour from one e - cigarette.95 A study exposed adult mice to low intensity tobacco smoke (two cigarettes) for one to two months and found adverse histopathological effects on brain cells.96

Both are associated with atherosclerosis, the buildup of cholesterol in blood vessels that causes coronary artery disease, heart attack, and stroke.

Over time, plaques limit blood flow, and, if they obstruct a vessel like the coronary artery, can trigger a heart attack.

(Coronary heart disease occurs when fat and other substances block blood vessels to the heart.)

[9] The endothelium is the blood and heart vessel lining, and dysfunction of the endothelium is linked to most kinds of cardiovascular diseases like high blood pressure, coronary artery disease, atherosclerosis, and chronic heart failure.

Folate (also known as vitamin B6) lowers the level of homocysteine, a non-protein amino acid which leads to inflammation in blood vessels, increasing the risk of coronary artery disease.

One test that is the best objective marker of blood vessel health is the Coronary Artery Calcium Score or CAC.

For example, Dr. Tom Cowan (3) explained research that showed that heart attacks are not caused by a blockage in a coronary artery but by the deterioration of the small blood vessels in the heart from stress, smoking, high insulin concentrations, diabetes, and / or inflammation.

For example, your blood vessels (like your coronary arteries) may be inflamed, as well as structures in your brain (9, 10).

He was taking a «nitrolingual» spray, which helps to open the small blood vessels supplying oxygen to his coronary (heart) blood vessels.

A 2014 study out of John Hopkins University reported low thyroid hormone levels were common in young and middle - aged adults with early stage coronary artery disease and blood vessel calcification.

This so - called plaque is what collects on the inside of our blood vessels and is the major cause of coronary artery disease.

Yogurt contains factors that can inhibit the formation of cholesterol so that cholesterol levels dropped and prevents clogging of atherosclerosis blood vessels that causing coronary heart disease.

We also mentioned a very important study that revealed that postmenopausal women who underwent repeat imaging of their coronary arteries three years after being diagnosed with heart disease had the least amount of progression of blood vessel narrowing in the ones that consumed the most saturated fat in their diet.

Taurine has a powerful effect on the heart and blood vessels and studies show that people with high levels — have lower rates of coronary heart disease.

The amino acid, L - arginine improves the circulation and oxygen supply of the coronary and peripheral vessels through the release of nitric oxide.

One theory is that energy drinks cause a coronary artery, a vessel that delivers blood to the heart, to temporarily narrow or spasm, thereby reducing oxygen delivery to the heart.

It results in the inability to properly store magnesium, causing blood vessels to constrict, elevated blood pressure, and coronary arterial spasm, all of which can result in a heart attack.

In a 2012 report reviewing the effects of HIIT in patients with coronary artery disease and heart failure, researchers in Canada, France and Switzerland wrote that «HIIT appears safe and better tolerated by patients than moderate - intensity continuous exercise» and more effective at increasing patients» peak oxygen uptake, blood vessel flexibility and pumping ability of the heart.

In anglioplasty, a thin tube with a balloon or other device on the end is first threaded through a blood vessel in the arm or groin up to the site of a narrowing or blockage in a coronary artery.

This is achieved by creating new routes for the blood to enter into the heart when one or both of the coronary arteries have become blocked or obstructed (atherosclerosis), by having a healthy blood vessel from another part of ones» body removed and then used to «bypass» the unhealth or clogged artery located in the heart.