Research from the field of heart medicine. Covers light exposure and heart health, lifestyle and longevity, and regional cardiology care.
A study of 170 patients with chronic severe aortic regurgitation found that those who underwent early surgery lived longer and had better health outcomes compared to those who waited. The results support current guidelines for treatment, which recommend surgery for asymptomatic and moderately symptomatic patients.
A new survey reveals that cardiologists are familiar with the benefits of low-fat vegetarian diets but fail to recommend them to patients. The report highlights the potential for this diet to reduce surgeries and deaths from heart disease, especially when combined with doctor-recommended changes.
A study at the University of Chicago Medical Center found that erectile dysfunction is a stronger predictor of significant coronary heart disease than traditional risk factors. Men with ED had reduced exercise endurance, decreased ejection fraction, and higher evidence for coronary artery blockages.
Researchers at the University of Houston have developed a new software tool that can detect 'inflamed plaque' in blood vessels, highlighting areas prone to future rupture and blockage. This technology will provide doctors with an early detection method to reduce fatalities due to unpredictable heart attacks.
Researchers analyzed data from hundreds of thousands of heart surgeries and found African-American patients face a two-fold increased risk of post-procedure death. Despite better access to high-volume hospitals, racial differences in mortality rates remain, highlighting the need for quality improvement beyond hospital volume.
Researchers used molecular imaging to detect atherosclerotic plaques likely to rupture in experimental rabbit models. The study found that dietary modification and statin therapy can decrease apoptosis and stabilize plaques, supporting the paradigm of prevention over treatment for coronary artery disease.
Researchers identified 17 cases of hypersensitivity reactions caused by drug-eluting stents, with symptoms including rash and difficulty breathing. The study concludes that the polymer coating on the stent is the most probable cause of these reactions.
A new blood test using NT-proBNP can accurately diagnose heart failure in patients with kidney disease, comparable to BNP testing. The study found that kidney disease does not affect the diagnostic accuracy of NT-proBNP when used properly.
The new guidelines provide a concise diagnostic and treatment guide for patients with PAD. They emphasize the importance of early detection and treatment, recommending specific questions, clinical clues, and therapeutic choices to maintain functional independence and decrease the risk of heart attack, stroke, and death.
The new guidelines provide detailed information on antibacterial soap selection, antibiotic use, protective gear, and air circulation in the cath lab. They emphasize patient and staff protection to prevent devastating infections after interventional procedures.
A new study published in Catheterization and Cardiovascular Interventions found that drug-eluting stents reduce the incidence of restenosis, heart attacks, and death by fourfold compared to conventional stents. Medicated stents were effective in keeping vein grafts open without affecting other parts of the bypass.
The ESC has issued a policy statement on reperfusion therapy for STEMI treatment, highlighting the importance of early diagnosis and timely initiation of therapy. The statement recommends prioritizing primary PCI and thrombolytic treatment within three hours of symptom onset.
A new analysis by Duke University Medical Center cardiologists found that low-dose aspirin (81 mg a day) significantly reduces death rates for postmenopausal women with heart disease, similar to higher dose aspirin (325 mg). Fewer than half of the 8,928 women in the study were taking any aspirin.
African-American patients with heart failure are less likely to receive implantable cardioverter-defibrillators (ICDs), despite similar prescription rates for evidence-based medicines. The disparity is attributed to lack of access to care, limited availability of cardiologists and specialized electrophysiology training.
New PCI guidelines address 'door-to-balloon time' of 90 minutes or less, emphasizing the importance of drug-eluting stents and anti-clotting medications. The guidelines also provide strategies for ensuring best possible patient outcomes and monitoring quality of care.
Researchers found significant disparities in health status outcomes between African-Americans and whites, with blacks experiencing more angina, physical limitations, and poorer quality of life one year after an acute coronary syndrome. These disparities remained even after adjusting for hospital treatments and other factors.
A study analyzing Medicare records found that patients receiving cardioverter-defibrillators from low-volume physicians experienced significantly higher rates of mechanical complications and infections. Higher-volume physicians showed similar complication rates when performing at least 11 devices per year.
The Guidelines Applied in Practice Project improves mortality rates in hospitals by implementing evidence-based therapies, resulting in lower heart attack death rates. The study found that standard discharge documents can cut the risk of patient dying within one year almost in half.
A recent study suggests that flavanol-rich cocoa drinks can significantly improve blood vessel function in smokers, potentially reducing the risk of cardiovascular disease. The researchers observed increases in nitric oxide levels and blood vessel responses after consumption of flavanol-rich drinks.
A new study published in the Journal of the American College of Cardiology found that hospitals using quality-improvement tactics reduced heart attack death rates by 21-26%. The effort involved a checklist to ensure patients received crucial treatments and lifestyle advice, leading to improved patient outcomes.
A study of top-performing hospitals reveals the importance of timely angioplasty treatment in heart attacks. Successful hospitals employ a range of strategies to meet the 90-minute door-to-balloon time standard, including pre-hospital ECGs and collaborative teamwork.
The conference aims to develop a national registry system for complex procedures, focusing on data collection and analysis. The goal is to ensure patient safety and optimize treatment outcomes, with reliable data guiding treatment decisions.
The new guidelines emphasize ongoing self-education and research participation, with a focus on developing physician-scientists. The report outlines specific training requirements in key areas, including echocardiography, electrophysiology, and adult congenital heart disease.
The European Society of Cardiology emphasizes the importance of healthy weight and exercise in preventing heart disease. Studies show that moderate physical activity can reduce the risk of cardiovascular events, while a balanced diet and weight management can also help mitigate the impact of existing heart conditions.
A new study suggests that scintigraphy using radioactive isotope (99mTc-DPD) can help distinguish between hereditary and acquired forms of cardiac amyloidosis, two conditions with different treatment options. The test shows promise in reducing misdiagnosis and improving patient outcomes.
According to American College of Cardiology guidelines, several factors increase cardiovascular risk, including obesity, physical inactivity, smoking, elevated blood pressure, and diabetes. World Heart Day promotes awareness of these risks and encourages individuals to adopt healthy habits such as regular exercise, balanced diet, and q...
The IMAGINE study found that adding an ACE inhibitor within seven days of CABG surgery does not improve current optimal treatment for low-risk patients without a clear indication. The trial, led by Canadian and international researchers, aimed to investigate the benefits of early post-surgical intervention with quinapril.
The Cardiac Insufficiency BIsoprolol Study III suggests starting patients on bisoprolol may reduce the risk of death, especially in the first year of treatment. The study found no significant differences in efficacy or tolerability between bisoprolol and ACE inhibitor initiation strategies.
A new study demonstrates that improved patient selection methods lead to significantly better therapy outcomes for patients with suspected neurally-mediated syncope. The study used implantable loop recorders and found a lower recurrence rate in patients who received pacemaker therapy.
The EuroAction project demonstrates a significant reduction in cardiovascular disease (CVD) risk factors through a family-based, behavioural approach. Patients and partners achieved improvements in lifestyle, cardiovascular risk factors, and medication use, including increased physical activity and healthier diets.
A new study has shown that fondaparinux, a synthetic drug, is as effective as traditional therapy in preventing heart attacks and ischemia while reducing major bleeding risks. Patients with acute coronary syndromes who received fondaparinux had lower mortality rates at one month and six months compared to those receiving enoxaparin.
The risk of major cardiovascular problems was significantly lower among patients treated by high-volume doctors performing over 90 procedures per year compared to low-volume doctors. However, there was no difference in death rates before leaving the hospital between high- and low-volume physicians.
A new study suggests that surgical myectomy can significantly improve symptoms in patients with severe obstructive hypertrophic cardiomyopathy (HCM), resulting in comparable life expectancies to those who never had the condition. By correcting blood flow obstructions, surgery offers a better quality of life for these younger patients.
The ESC has released new chronic heart failure guidelines featuring practical recommendations for diagnosis, assessment, and treatment of CHF. The guidelines highlight significant developments in CCF management, including the use of natriuretic peptides and device-based therapies.
Researchers found non-heart abnormalities in 61% of patients who underwent CTCA scans, including lung cancer, emphysema, and fluid buildup. The study emphasizes the need for a team-based approach to reading these scans, with both radiologists and technologists requiring specialized training.
A large European study found that only 60% of patients with heart failure were treated according to the ESC guidelines for the five most commonly used cardiac drugs. Adherence to treatment guidelines was independently correlated with patient outcomes, including hospitalization rates and time to readmission.
A review of studies published in Psychosomatic Medicine found that physically fit people have a reduced risk of heart attacks, while inactive cardiac patients who engage in vigorous activity are at higher risk. Strong emotions and stress can also trigger heart attacks in vulnerable individuals.
A recent study found that cardiologists significantly underreported racial and ethnic disparities in care, with only 12% reporting disparities in their own hospitals. The study suggests that increasing awareness through practice data analysis can help address these disparities.
A Phase IIb trial found that VEGF-2 therapy led to significant improvements in exercise tolerance time and reduction in angina symptoms. The study suggests that the therapy may be associated with prolonged clinical benefits for patients with severe angina.
A new study suggests that PET scanning is more accurate than SPECT in detecting heart disease, leading to a significant decrease in the use of invasive procedures like angiograms and bypass surgery. This could result in cost savings of up to 25% for patients managed with PET scanning.
A study by Emory University researchers found that patients with hypersensitivity reactions to drug-eluting stents had a higher risk of cardiovascular complications, including heart attacks. The research suggests that careful monitoring and timely treatment are essential for patients at risk.
A new study using CRT-D devices found a strong correlation between changes in heart rate variability and mortality one year later. Patients with limited heart rate variability are at higher risk of suffering a heart attack, making the device's data an important tool for identifying high-risk patients.
A study by Emory University Health Sciences Center found that drug eluting stents are at least equivalent to vascular brachytherapy in preventing restenosis. SES treatment had a lower incidence of heart attacks and major adverse cardiovascular events compared to conventional VB treatment.
A recent study presented at ACC Scientific Sessions found that even minor decreases in serum sodium levels significantly impact mortality rates among heart failure patients. Improving sodium levels during hospitalization was associated with improved outcomes and reduced mortality rates.
A report by the British Cardiac Society highlights the challenges women face in pursuing careers in cardiology due to long hours, lack of flexible training, and sexism. The specialty is losing talented female applicants, with only 9% of those applying for specialist registrar posts being women.
A European Society of Cardiology consensus report recommends regular physical examination, detailed medical history investigation, and a 12-lead ECG for all young athletes involved in organized sport. This could potentially cut sports-related cardiac deaths by 50%-70% if implemented across Europe.
A study found that doctors underestimate women's heart risk, leading to less preventive care. Despite having the same calculated risk as men, women are more likely to be classified as having lower risk and receive less preventive care.
Researchers developed a simple risk model using three measures from laboratory blood tests and vital signs to gauge mortality risk in heart failure patients. The tool was tested on over 100,000 hospitalizations and found to accurately distinguish between low, intermediate, and high risk patients.
A Canadian Medical Association Journal article evaluates the economic impact of sirolimus-eluting stents, finding they are cost-effective in high-risk patients. However, their use is associated with a similar or higher cost per quality-adjusted life-year compared to other medical treatments.
A study published in Pacing and Clinical Electrophysiology journal confirms catheter ablation is safe for patients, with no significant damage to cardiac nerves. The procedure is now a standard therapy for various arrhythmias, including SVT, atrial fibrillation, and AV nodal re-entrant tachycardia.
Dr. Russell, a Yale cardiovascular researcher, is awarded the Bayer Fellowship for his work on heart function and metabolism in disease states. His research focuses on glucose transporter expression, AMP-activated protein kinase, and mitochondrial uncoupling proteins to understand and treat heart failure.
A study confirms that implantable cardioverter-defibrillators (ICDs) are more effective in preventing sudden cardiac death than medical therapies for heart failure patients without coronary artery disease. The ICDs have shown a relative 35 percent decrease in overall mortality among these patients.
A study by Northwestern Memorial HealthCare found that non-cardiologists prescribed fewer medications to heart patients, including ACE inhibitors and beta-blockers, than cardiologists. The study suggests that cardiologists are more likely to order diagnostic tests without increasing hospital stays.
New York interventional cardiologists opt out of treating critically ill patients if their death would negatively impact their state mortality report card. The study found that 83% of respondents believed patients who benefit from angioplasty may not receive the procedure due to public reporting of physician-specific mortality rates.
Researchers used reactive hyperemia peripheral arterial tonometry (RH-PAT) to assess coronary endothelial dysfunction in patients. The study found a strong correlation between fingertip test results and coronary endothelial dysfunction, suggesting the fingertip test could be an effective screening tool for early heart disease.
A recent study found that non-radiologist physicians performed 23.5% more diagnostic imaging tests than radiologists between 1997-2002, with increases twice as high for cardiologists and orthopedic surgeons.
A study of over 24,000 patients found that blood transfusions during hospitalization for acute coronary syndrome increase mortality rates. Patients who received transfusions were also more likely to suffer a heart attack within 30 days.
Researchers found that first-degree relatives of infants with severe heart abnormalities, including bicuspid aortic valve, have a fivefold increased risk of having the condition. The study suggests that these relatives should be screened by a cardiologist for progressive heart disease.
Renal artery intervention procedures have seen a significant increase in cardiologist-performed cases, with the southeast region experiencing the largest surge. The study suggests regional disparities in treatment, highlighting potential over- or under-treatment of patients.
The study group report emphasizes the need for systematic screening by 12-lead ECG to identify hypertrophic cardiomyopathy and other lethal cardiovascular diseases. The consensus document advocates for a common European screening protocol based on 12-lead ECG to prevent sports-related sudden death.