Current Arrhythmia News and Events | Page 2

Current Arrhythmia News and Events, Arrhythmia News Articles.
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Noninvasive radiation tx offers long-term benefits to pts with high-risk heart arrhythmia
Treating high-risk heart patients with a single, high dose of radiation therapy can dramatically reduce episodes of rapid, abnormal heartbeats for more than 2 years, offering hope to patients who have exhausted other treatment options. Findings were presented at the 61st Annual Meeting of the American Society for Radiation Oncology (ASTRO). (2019-09-26)

Types and rates of co-existing conditions in diabetes are different for men and women
A new study presented at this year's Annual Meeting of the European Association for the Study of Diabetes (EASD) in Barcelona, Spain (Sept. 16-20, 2019) shows that men and women experience different comorbidities (other diseases at the same time) as having diabetes or prediabetes, as well as an unexpectedly high rate of prediabetes among children aged 6-10 years. (2019-09-15)

Patients with cardiac devices do not adhere to driving ban
Nearly one-third of patients with an implantable cardioverter defibrillator (ICD) resume driving despite it being medically contraindicated -- a practice that is dangerous for themselves and others, and is illegal in some countries. The Danish research is presented today at ESC Congress 2019 together with the World Congress of Cardiology. (2019-09-03)

Guidelines on management of fast heartbeat published today
The European Society of Cardiology (ESC) Guidelines on supraventricular tachycardia are published online today in European Heart Journal, and on the ESC website. The document highlights how catheter ablation is revolutionizing care for this group of common arrhythmias. (2019-08-31)

Don't miss a beat: Computer simulations may treat most common heart rhythm disorder
Scientists at Johns Hopkins have successfully created personalized digital replicas of the upper chambers of the heart and used them to guide the precise treatment of patients suffering from persistent irregular heartbeats. These simulations accurately identified where clinicians need to destroy tissue to restore the heart's normal rhythm. (2019-08-19)

Ultrasound: The potential power for cardiovascular disease therapy
In the current issue of Cardiovascular Innovations and Applications volume 4, issue 2, pp. 125-134; DOI https://doi.org/10.15212/CVIA.2019.0013, the authors summarize the biomedical effects of acoustic intervention in experimental and clinical studies, current challenges, and the potential of ultrasound for cardiovascular disease therapy. (2019-08-15)

Proposed gene therapy for a heart arrhythmia, based on models made from patient cells
Researchers at Boston Children's Hospital report creating the first human tissue model of an inherited heart arrhythmia, replicating two patients' abnormal heart rhythms in a dish, and then suppressing the arrhythmia with gene therapy in a mouse model. (2019-07-17)

Cardiac toxicity risk factors identified with relapsed multiple myeloma therapy
More than half of patients with relapsed multiple myeloma treated with carfilzomib experienced cardiac issues during treatment, according to a multi-institutional study published June 12, 2019 in Journal of Clinical Oncology. The study recommends that patients undergo a detailed cardiovascular history before being prescribed carfilzomib and then be monitored with natriuretic peptide testing, an indicator for heart failure. (2019-06-13)

Beta blockers reduce stress-induced irregular heart rhythm
Taking beta blockers -- medications that reduce blood pressure and treat many heart conditions -- can blunt the negative effects of stress and anger on people with a history of atrial fibrillation, or irregular heart rhythm, said Yale researchers. This strategy could potentially improve quality of life for many of the 2 million Americans with the condition, according to a new study. (2019-06-04)

Algorithm steers catheters to the right spot to treat atrial fibrillation
Some patients with atrial fibrillation or A-Fib need an ablation, which requires a catheter and an advanced 3D map of the heart. Researchers have developed the first algorithm that guides catheter movements and accurately detects A-Fib targets without 3D maps of the heart. In human simulations, this technique stops the catheter at the right target and identifies the source type with a 95.25% success rate and a 99 percent detection rate of scar tissue, regardless of scar size. (2019-05-21)

Optimizing device implantation in patients with atrial fibrillation and risk of stroke
According to clinical studies, about a third of patients with atrial fibrillation will suffer a stroke during their lifetime. Between 70 and 90% of these strokes are caused by a thrombus formed in the left atrial appendage. (2019-05-15)

Scientists develop way to perform supercomputer simulations of the heart on cellphones
You can now perform supercomputer simulations of the heart's electrophysiology in real time on desktop computers and even cellphones. A team of scientists from Rochester Institute of Technology and Georgia Tech developed a new approach that can not only help diagnose heart conditions and test new treatments, but pushes the boundaries of cardiac science by opening up a floodgate of new cardiac research and education. (2019-03-29)

Computer program predicts risk of deadly irregular heart beats
Combining a wealth of information derived from previous studies with data from more than 500 patients, an international team led by researchers from Johns Hopkins has developed a computer-based set of rules that more accurately predicts when patients with a rare heart condition might benefit -- or not -- from lifesaving implanted defibrillators. (2019-03-27)

Abnormal heart rhythm detected by smartwatch: What does it mean?
Should an abnormal heart rhythm detected by a smartwatch in otherwise healthy young adults be treated? Are the benefits of this new technology worth the risks? Where is the technology headed? (2019-03-16)

Low-carb diet tied to common heart rhythm disorder
Low-carb diets are all the rage, but can cutting carbohydrates spell trouble for your heart? People getting a low proportion of their daily calories from carbohydrates such as grains, fruits and starchy vegetables are significantly more likely to develop atrial fibrillation (AFib), the most common heart rhythm disorder, according to a study being presented at the American College of Cardiology's 68th Annual Scientific Session. (2019-03-06)

Novel software offers possible reduction in arrhythmic heart disease
Potentially lethal heart conditions may become easier to spot and may lead to improvements in prevention and treatment thanks to innovative new software that measures electrical activity in the organ. (2019-02-14)

Combined SPECT and cardiac MR imaging can help guide ventricular tachycardia ablation
Adding functional imaging to structural imaging of patients with ventricular tachycardia (VT) has the potential to improve current VT ablation strategies, according to new research published in the January 2019 issue of The Journal of Nuclear Medicine. (2019-01-30)

Study uncovers why heart attack triggers arrhythmia in some, explores potential treatment
A team of researchers led by the University of California San Diego has identified a genetic pathway that causes some individuals to develop an abnormal heart rhythm, or arrhythmia, after experiencing a heart attack. They have also identified a drug candidate that can block this pathway. (2019-01-28)

How long do people need to be monitored after fainting?
For the first time, physicians in the Emergency Department (ED) have evidence-based recommendations on how best to catch the life-threatening conditions that make some people faint. (2019-01-21)

New study shows link between secondhand smoke and cardiac arrhythmia
Continuous indoor exposure to secondhand tobacco smoke triggers changes in the heart's electrical activity, known as cardiac alternans, that can predict cardiac arrhythmia and sudden cardiac death, a new study from UC Davis Health researchers shows. The authors believe the study, conducted in mice, suggests that secondhand smoke exposure alters cells that regulate how the heart beats. (2018-12-26)

How dietary fiber and gut bacteria protect the cardiovascular system
The fatty acid propionate helps defend against the effects of high blood pressure, including atherosclerosis and heart tissue remodeling, a study on mice has found. Gut bacteria produce the substance -- which calms the immune cells that drive up blood pressure -- from natural dietary fiber. (2018-12-21)

Unlocking the secrets of how cells communicate offers insights into treating diseases
Portland State University researchers have made a significant breakthrough by developing the 3D structure of proteins from inside the eye lens that control how cells communicate with each other, which could open the door to treating diseases such as cataracts, stroke and cancer (2018-12-12)

Researchers pioneer use of new method to treat life-threatening heart arrhythmias in dogs
Morris Animal Foundation-funded researchers have developed a new treatment for dogs with a rare, but life-threatening, arrhythmia caused by atrioventricular accessory pathways (APs). The minimally invasive technique, which uses radiofrequencies, is modified from a human cardiology procedure and has a more than 95 percent success rate in treating dogs with this type of arrhythmia. (2018-12-10)

Preventing sudden cardiac death with genome editing
Gene editing successfully prevented sudden cardiac death in a mouse model of inherited cardiac arrhythmia disorder. (2018-10-30)

Cancer survivors at risk for heart failure during, after pregnancy
Young women previously treated for cancer with chemotherapy or radiation therapy with a prior history of cardiotoxicity are more likely to develop clinical congestive heart failure (CHF) during and after pregnancy, according to a study published today in the Journal of the American College of Cardiology. (2018-10-15)

Wearable defibrillator lowers sudden cardiac death, but only when you wear it
An international clinical trial that studied wearable cardioverter defibrillators (WCDs) found that the devices did not significantly reduce sudden cardiac death -- the primary goal of the device -- among patients assigned to the device in the first 90 days after a heart attack, but did lower mortality among those who wore it as prescribed, according to a study led by researchers at UC San Francisco. (2018-09-26)

AFib linked to family history in blacks, Latinos
Study shows there is a genetic predisposition to early-onset AFib in blacks and Latinos that is greater than what is observed in whites. (2018-09-21)

3D virtual simulation gets to the 'heart' of irregular heartbeats
In a proof of concept study, scientists at Johns Hopkins report they have successfully performed 3D personalized virtual simulations of the heart to accurately identify where cardiac specialists should electrically destroy cardiac tissue to stop potentially fatal irregular and rapid heartbeats in patients with scarring in the heart. The retrospective analysis of 21 patients and prospective study of five patients with ventricular tachycardia, the researchers say, demonstrate that 3D simulation-guided procedures are worthy of expanded clinical trials. (2018-09-12)

The heart: Digital or analog?
Scientists at the Virginia Tech Carilion Research Institute have found evidence that may disrupt conventional understanding about how electrical activity travels in the heart -- a discovery that potentially can lead to new insight into medical problems such as heart arrhythmia and sudden cardiac death. (2018-08-26)

Change in use of ICDs after Department of Justice announces investigation into potential overuse
A US Department of Justice investigation into the placement of implantable cardioverter-defibrillators (ICDs) in Medicare patients who didn't qualify for them based upon Medicare coverage criteria was associated with significant decreases in the use of the devices that shock the heart to restore normal rhythm and in the proportion of devices not meeting these established criteria. (2018-07-03)

Treating AFib with ablation reduces mortality and stroke
Using catheter-based ablation instead of medications alone reduces the risks of death and stroke in patients with the common form of heart arrhythmia known as atrial fibrillation, or AFib, new research from UC Davis physicians shows. (2018-06-29)

Wearable defibrillators may be an alternative to surgically implanted device for children with certain heart rhythm disorders
Study finds external wearable defibrillators are safe and effective in children with ventricular heart rhythm disorders that put them at risk for sudden cardiac death. The wearable devices may provide a reliable alternative to surgically implanted defibrillators in patients who cannot have surgically placed devices or who do not need them long term. (2018-06-26)

Diagnostics of genetic cardiac diseases using stem cell-derived cardiomyocytes
A new study by Professors Martti Juhola and Katriina Aalto-Setälä of the University of Tampere in Finland demonstrates that with the use of artificial intelligence and machine learning, it is possible not only to accurately sort sick cardiac cell cultures from healthy ones, but also to differentiate between genetic cardiac diseases. (2018-06-19)

The Fontan circulation
In the current issue of Cardiovascular Innovations and Applications (Volume3, Number 1, 2018, pp. pp. 107-122(X); DOI: 10.15212/CVIA.2017.0041), researchers Ahmed Kheiwa, Anushree Agarwal and Anitha John from University of California San Francisco, San Francisco, CA, US and George Washington University, Washington, DC, US provide a summary of the Fontan surgeries and resultant physiology, discuss long-term complications, and provide a contemporary review of the management strategies. (2018-06-10)

Loneliness is bad for the heart
Loneliness is bad for the heart and a strong predictor of premature death, according to a study presented today at EuroHeartCare 2018, the European Society of Cardiology's annual nursing congress. The study found that feeling lonely was a stronger predictor of poor outcomes than living alone, in both men and women. (2018-06-09)

Collaborative team first to identify the perinexus in the human heart
A collaborative research team is on a quest to collapse a tiny pocket between cardiac cells that can cause big problems. Called the perinexus, the structure spans only tenths of a millimeter -- all the space it needs to disrupt a person's heartbeat. The researchers were the first to identify the perinexus in humans. They published their results this month in Frontiers in Physiology. (2018-06-06)

Inflammatory signals in heart muscle cells linked to atrial fibrillation
Interfering with inflammatory signals produced by heart muscle cells might someday provide novel therapeutic strategies for atrial fibrillation, according to an international team of researchers. (2018-06-04)

Another potential mechanism links androgen deprivation therapy to cardiovascular mortality
The mechanisms by which ADT may lead to an increased risk of sudden death were unclear. Now, a team of researchers from BWH has shed some light on this issue and their findings are published findings in the Journal of the Endocrine Society. (2018-05-21)

Noise throws the heart out of rhythm
With an increasing level of noise, the incidence of atrial fibrillation also increases dramatically. Scientists at the Mainz University Medical Center found that the incidence of atrial fibrillation in subjects with extreme noise annoyance reactions increases to 23 percent, compared to just 15 percent without this environmental impact. Looking at the proportion of sources of extreme noise pollution, aircraft noise came first with 84 percent during the day and 69 percent during sleep. (2018-05-03)

UIC researchers create heart cells to study AFib
University of Illinois at Chicago researchers have discovered a way turn pluripotent stem cells into atrial cells. The discovery will enable them to better study atrial fibrillation, the most common heart rhythm disorder. (2018-05-03)

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