Articles tagged with Myocardial Infarction
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
New findings from the Heart Protection Study (HPS) reveal substantial benefits of statins among high-risk patients, including those with normal or low blood cholesterol levels. The study found a significant reduction in death rates from heart attack and stroke, with simvastatin also showing well-tolerated benefits.
A new study reveals that statins can cut the risks of heart attacks and strokes in people with diabetes, narrowed arteries, or a history of stroke. The findings recommend changing guidelines to consider statin use for anyone at increased risk of heart disease, regardless of cholesterol levels.
A new analysis suggests that early statin use after a heart attack is only effective in patients with high cholesterol levels above the recommended guidelines. The study found no difference in mortality rates between those who received early statins and those who did not.
A Swedish registry study found that early revascularisation significantly reduces mortality risk by up to 50% within a year after a heart attack. This suggests improved success rates for bypass surgery and balloon angioplasty over time, as well as the inclusion of sicker patients in previous studies.
Researchers have discovered the location of the genes that can cause heart attack, a breakthrough that could lead to new means of prevention and treatment. The study used genetics maps to scan chromosomes and found regions on chromosomes two, three, and 20 linked with heart attacks.
The CONVINCE trial demonstrated that a controlled-onset extended-release calcium channel blocker, COVERA-HS, can provide equivalent effects to standard care therapy in reducing cardiovascular events. The study found that over 84% of patients achieved blood pressure control after medication titration.
A study found that heavy tea drinkers had a 44% lower death rate than non-tea drinkers after a heart attack, while moderate tea drinkers had a 28% lower risk. Flavonoids in tea may help prevent LDL cholesterol from becoming oxidized and improve endothelial function.
A new study found that women hospitalized for a heart attack or unstable angina are less likely to be referred to cardiac rehabilitation programs despite being good candidates. Women with lower family income and less confidence in their ability to improve their heart health face significant barriers to participation.
Men and women who smoked cigarettes had a significantly increased risk of heart attack, with female smokers facing an 80% greater risk than their peers. This contradicts the initial assumption that leanness is cardio-protective, highlighting the need for further research.
A Dutch study found that heavy tea drinking was associated with a significantly lower risk of heart attack, particularly when combined with a healthy diet and lifestyle. The study suggested that flavonoids in black tea may help prevent excess vascular damage from ischemic heart disease.
A new study found that tiredness, frustration, and fatigue can increase the risk of heart attacks. Researchers analyzed data from over 12,000 participants, aged 45-64, to determine if psychological factors such as anger, vital exhaustion, and chronic fatigue could predict long-term heart attack risk.
A new study found that young adults do not change their health behaviors when a close family member suffers a heart attack or stroke. Despite this, researchers note that these events can signal increased personal risk for cardiovascular disease.
A study found that women with a history of heart attack were 2.7 times more likely to have impaired cochlear function than those without, highlighting a potential link between CVD and age-related hearing loss. The research used a new technology to test cochlear function in over 1,600 participants aged 52-97.
A study published in Archives of Internal Medicine found that young men who express or conceal their anger are five times more likely to experience an early heart attack. The researchers analyzed data from over 1,000 medical students and found that those with the highest level of anger were more likely to develop cardiovascular disease.
A Johns Hopkins-led study found that angioplasty reduced the combined incidence of death, repeat heart attacks, or strokes by 40% compared to clot-busting drugs. Patients treated with angioplasty had a shorter hospital stay and lower event rates at follow-up.
Scientists at Michigan Medicine have discovered that leptin is linked to blood clot formation, particularly in obese individuals. Knowing how to block this interaction could help prevent heart attacks and strokes.
A recent study found that glycoprotein IIb/IIIa inhibitors, proven to prevent death and heart attacks, are being used in only 25% of eligible patients. This suggests a significant room for improvement in treatment protocols.
A Yale study of hospital website ratings found that the system yielded mixed results, with some high-rated hospitals performing similarly to lower-rated ones. The researchers suggested that patients should focus on accepted measures of quality instead of relying on ratings.
A Mayo Clinic study reveals a shift in heart disease burden from men to women and older adults. Heart attack rates decreased among younger men but increased among women over 80, while survival rates remained unchanged for those over 75.
A large-scale study analyzing over 297,000 cases found that smokers are half as likely to die from heart attacks compared to nonsmokers. The main reason for this difference is the significant age gap between smokers and non-smokers, with smokers averaging 14 years younger at the time of their attack.
Researchers at Stanford University are conducting a randomized, multi-site clinical study on using therapeutic cooling to preserve heart muscle in heart-attack patients. The study aims to prevent or minimize damage caused by reduced blood flow during an attack.
Researchers found that sudden changes in body position and negative emotional stress/anger are linked to an increased risk of ischemic strokes. The study suggests that awareness of these potential triggers can help prevent strokes, particularly among older adults.
An international study reveals that up to a third of patients with severe heart attacks may not receive reperfusion therapy, despite its well-known benefits. The study highlights variation in treatment practices and identifies factors contributing to underuse, including patient age, medical history, and geographical location.
A meta-analysis of six trials involving 31,400 patients found that anti-clotting drugs reduced death risk by 9% overall, but men showed a significant 19% reduction, while women saw no benefit. The treatment effect was greatest in high-risk patients.
The USPSTF recommends discussing aspirin therapy with adult patients at increased risk of coronary heart disease, such as those with unfavorable cholesterol levels, smoking, or hypertension. Aspirin may help prevent heart attacks in these individuals, but its benefits and harms should be carefully weighed.
Researchers found that regular use of aspirin cuts coronary heart disease risk by 28% in people at heightened risk. Doctors should discuss pros and cons with patients to determine individualized decision, considering age, habits, and medical histories.
A new study strengthens evidence that aspirin prevents heart attacks and strokes in patients with high-risk conditions like angina and diabetes. Researchers estimate an extra 40,000 lives could be saved annually if more people with these conditions receive aspirin.
Researchers found that embryonic stem cells can survive in damaged heart muscle and improve cardiac function. The study demonstrated significant reduction of MI damage and improvement in left ventricular function, suggesting a potential future treatment option for congestive heart failure.
A recent study found that blood pressure-lowering drugs have varying effects on heart attacks and strokes. Researchers argue that existing testing methods may not accurately reflect a drug's true effectiveness.
Researchers found that apolipoprotein B and A-I were strongly linked to increased risk of fatal heart attack in both men and women. Higher concentrations of ApoA-I had a protective effect, suggesting apolipoproteins may be valuable for diagnosis and treatment.
A UCSF study suggests that with effective programs, including anti-tobacco media campaigns and community-based efforts, the US can reduce its adult smoking rate from 23-26% to 15% by 2010. This goal is within reach due to successful large-scale tobacco control initiatives in states like California.
A study found that nontechnical aspects of hospital care, such as emotional support and coordination of care, are crucial for heart attack patients' long-term health. Patients with worse hospital experiences reported poorer health at 12 months, but those with good follow-up care from outpatient providers showed similar health outcomes.
A US study of 2,481 heart disease patients found that treatment did not lower mortality rates despite reducing depression and boosting social support. Researchers hope to analyze data further to understand why the treatment failed to benefit patients.
A new Stanford University study analyzed the costs and benefits of two treatments: implantable cardioverter defibrillators (ICDs) and the drug amiodarone. ICDs were found to be the most effective in preventing sudden cardiac death, but also came with the highest costs. Amiodarone produced intermediate benefits and costs.
The study found that prehospital administration of the clot-dissolving drug reteplase decreased treatment time by more than 30 minutes at hospitals with average transport times and in-hospital treatment times. The savings exceeded 45 minutes at slower treatment time hospitals, highlighting the potential to improve patient outcomes.
Researchers found that troponin levels can accurately predict future heart attack risk, even when traditional measures are negative. The study suggests using troponin as a reliable indicator of cardiac cell damage, rather than creatine kinase-MB, to detect high-risk patients.
A new protein test has been developed to improve heart attack detection, particularly in cases of non-ST segment elevation heart attack. The test shows significant predictive value and could lead to a doubling of identified patients with mild heart attacks.
A recent study found that 2% of heart attack patients treated with thrombolytics had medical conditions that should have ruled them out, resulting in poorer outcomes. These patients were three times more likely to die and eight times more likely to experience bleeding complications.
A study of 2,481 patients with heart disease found that treating depression and low social support did not reduce deaths or heart attacks. Despite improvements in psychological and social functioning, patients who received treatment showed no significant change in heart disease survival over a 3-year period.
Researchers found that snow shoveling increased tPA antigen levels and decreased PAI-1 activity in a way that didn't occur during automated snow removal or maximal treadmill exercise. Young, healthy individuals showed protective responses to moderate exercise that prevented heart attacks.
The LIFE-SAVER trial found significant reductions in heart attacks and strokes among high-risk patients, including those with diabetes and low cholesterol levels. Statin treatment can prevent major vascular events in over 70% of patients.
Research studied deaths of 508 patients with terminal heart failure, finding that men were most likely to die near dawn, while women were at highest risk in the early morning. The study suggests hormonal patterns and daily biological ebb and flow may contribute to these findings.
Researchers found depressed heart attack survivors are less likely to adopt healthier behaviors, with those perceiving poor physical health showing the most resistance. This study emphasizes the importance of addressing post-heart attack depression and exploring biological markers associated with it.
Researchers found that diabetic patients with multiple heart disease risk factors have higher short-term death or heart attack risk. They are more likely to receive aggressive attention and may benefit from direct hospital admission.
A large study found that antidepressants, specifically selective serotonin reuptake inhibitors (SSRIs), may reduce the risk of heart attacks in smokers by 65%. The study also suggests that SSRIs may work by thinning blood and preventing clotting, similar to aspirin.
In Scotland, UK, deaths from coronary heart disease decreased between 1986 and 1995 due to reduced tobacco smoking and healthier diets. However, many people with heart attacks die before reaching hospital, with significant disparities among older adults, women, and those from disadvantaged districts.
Players of the game are more likely to call 911 or see a doctor in case of an actual heart attack. The most interactive version shows the strongest gains, shifting intentions towards quick action and improved understanding of symptoms.
A large study found that having sex increases the risk of a heart attack by 2 hours later, especially for those with low exercise frequency. However, the absolute risk per hour is very low, and doctors should not advise patients to abstain from sex due to this risk.
A study of 102 heart attack patients reveals that 40% experienced PTSD symptoms, with those having significant symptoms showing stronger association with nonadherence and more serious adverse events. This association was not explained by other psychiatric disorders.
A new combination therapy has shown promise in reducing ischemic complications after a heart attack. The study found that combining full-dose tenecteplase with prolonged subcutaneous administration of enoxaparin resulted in significantly fewer endpoints compared to other treatments.
A study of French data from 1987-1997 found that heart attack deaths peak on weekends among young and middle-aged men. The exact reason for this is unknown, but strenuous activity during the weekend may contribute to increased risk.
A recent Duke University Medical Center study found that women and the elderly remain underrepresented in cardiovascular clinical trials, with only 25% of trials including women and 9% including patients over 75 years old. This underrepresentation undermines evidence-based care for all cardiac patients.
A new study found that patients with public health insurance are more likely to die from a heart attack than those with private insurance, highlighting an inequity in medical care delivery. The study also suggests that patients with inferior insurance status may have more advanced disease and experience poorer outcomes.
A Mayo Clinic study found that overweight or obese patients had their first heart attacks at a younger age, with obese patients experiencing an average of 8.2-year gap compared to normal-weight patients. The study also revealed similar in-hospital outcomes among the three groups.
A recent study found that diabetes markedly raises the long-term death rate of people with heart attacks, especially women. The study followed 1,935 men and women hospitalized for a heart attack for an average of 3.7 years after their initial hospitalization.
A systematic review of literature found an association between positive expectations and improved outcomes in myocardial infarction, cardiac surgery, chronic pain, and psychiatric conditions. The mechanisms behind this association are still uncertain, with questions surrounding causality versus prediction.
A study by UB researchers found that more than half of survivors diagnosed with uncontrolled high blood pressure still had hypertension, and 46% of those with dangerously high cholesterol continued to have high levels. This highlights the need for improved secondary prevention strategies in the US population.
A new study found that women younger than 60 had a higher mortality rate after heart attacks than men of the same age, with an almost threefold higher risk for death. Researchers also discovered that inhaled insulin shows promise for treating type 2 diabetes, improving blood sugar control without serious side effects.
A new study suggests that scenario-based counseling can help patients seek hospital care sooner after a heart attack, potentially improving survival rates. The intervention teaches patients to recognize the diversity of symptoms and address emotional responses to a heart attack threat.
A new study led by UCSF researchers suggests that prescribing beta-blockers to most people who have had heart attacks could save seven times more years of life than mammography screening over 20 years. The study projects 4,000 lives saved and 3,500 averted heart attacks at a reasonable cost.