Articles tagged with Myocardial Infarction
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Researchers at Lund University have mapped the location where atherosclerotic plaques rupture, identifying an enzyme marker that could predict patients at risk of myocardial infarction or stroke. The study's findings may lead to preventive treatments and new therapies.
A recent study published in JAMA Neurology found that heart attacks are associated with a faster decline in cognitive function over time. The research analyzed data from six large studies and showed that individuals who had a heart attack experienced a decline in global cognition equivalent to about six to 13 years of aging.
A study from the National University of Singapore predicts that obesity will be the main metabolic risk factor underlying acute myocardial infarction (AMI) onset and AMI-related deaths by 2050. By then, overweight/obesity related AMI-mortality is expected to increase four-fold, with Malays facing a five-fold rise.
A recent study of 30,465 adults without a history of heart attack or dementia found that those who experienced an MI had a faster rate of decline in global cognition, memory, and executive function compared to those without an MI. The study suggests that preventing heart attacks may be crucial for maintaining long-term brain health.
Two researchers will receive $1 million each for their five-year studies on new medication-based approaches to repair damaged aortas, as well as the effects of exercise on healing heart muscle and brain tissue after a heart attack or stroke. The American Heart Association's Merit Award supports innovative research with high impact.
Women with short or long menstrual cycles are at increased risk of cardiovascular disease events such as heart attack or AFib. The study analyzed data from over 58,000 women and found that irregular menstrual cycle length was associated with higher risks of CVD, independent of other factors.
A new study published in the European Heart Journal found that plant-based diets can play a significant role in reducing blocked arteries and lowering the risk of heart and blood vessel diseases. The analysis of 30 randomised trials with over 2,300 participants showed a 14% reduction in artery-clogging lipoproteins.
A new Northwestern University study finds that CT scans are more effective than genetics in predicting the risk of heart disease in middle-aged individuals. The study used data from over 3,200 adults and found that adding CT scan data to conventional risk factors improved the accuracy of risk prediction.
A new analysis of COVID-19 patients with heart attacks reveals increased clotting in coronary arteries before and after treatment. High TGB was observed in 74% of patients pre-intervention and 29% post intervention.
A study analyzing European guidelines found that patients with specific characteristics may benefit from longer-term treatment with multiple blood thinners. High-risk patients experienced higher rates of complications due to blood clotting, emphasizing the need for personalized care.
Researchers have discovered a key mechanism behind zebrafish heart regeneration, which has been found to be evolutionary conserved in human and mouse heart muscle cells. The study suggests that manipulating this mechanism could lead to the development of new therapies for cardiovascular diseases.
A global clinical trial found that bioresorbable vascular scaffolds (BVS) are nearly as safe and effective as conventional metal stents in treating coronary artery disease. The study, led by a researcher from the Mount Sinai Hospital, showed improved outcomes for patients when properly implanted.
A new AI algorithm named CoDE-ACS can quickly and accurately rule out heart attacks in patients, improving diagnosis and reducing hospital admissions. The tool has the potential to reduce misdiagnosis and inequalities in diagnosis across different populations.
A study of over 6.5 million individuals found that those in their 20s and 30s with mental disorders have up to three-fold increased risk of heart attack or stroke. Regular health checks and medication may help prevent these conditions.
A retrospective cohort study of U.S. veterans found that adding a GLP1 receptor agonist to diabetes treatment reduced the risk of major adverse cardiovascular events and heart failure hospitalization by about 20% compared to DPP4 inhibitors. The study's findings will aid clinicians in choosing a diabetes drug regimen for older patients.
The Texas Heart Institute and The University of Texas at Austin receive a four-year, $2.37 million NIH grant to develop injectable hydrogel electrodes for preventing and managing ventricular arrhythmias. Researchers have already demonstrated the feasibility of pacing the heart using the hydrogel in a porcine model.
A study analyzing 34,000 people found that lowering sclerostin levels may increase the risk of heart attack, stroke, and type 2 diabetes. The research suggests that strategies to minimize potential impact on heart attack risk are needed.
A new study reveals delayed diagnosis of HoFH leads to premature cardiovascular disease, highlighting the need for increased lipid screening and aggressive treatment. Despite available therapies, most patients require further lipid-lowering treatments.
A large study found no difference in cardiovascular outcomes between patients taking beta blockers and those who didn't, after a year of hospital discharge. The researchers suggest reevaluating the value of long-term beta blocker therapy in low-risk heart attack patients with normal functioning hearts.
A study found that young women are more likely to experience adverse outcomes and rehospitalization after a heart attack, with non-cardiac hospitalizations showing the most significant disparity. Researchers highlight the need for public awareness and sex-specific post-heart attack care.
Researchers have developed a 'vein-on-a-chip' device that mimics the human vein, eliminating the need for animal models in some studies. The device, which includes structures called valves and endothelial cells, allows scientists to study mechanisms of blood clot formation in a realistic manner.
Using mice, researchers successfully converted scar tissue back into functioning cardiac muscle using RNAs and exosomes, offering new hope for reversing heart attack damage. The study also sheds light on the aging process's impact on cellular reprogramming.
Researchers developed a machine learning model that predicts strokes more accurately than current systems, using data available at hospital arrival. The model achieved high precision and sensitivity, outperforming existing scales.
Researchers at the University of Washington School Medicine have engineered stem cells that do not generate dangerous arrhythmias. These 'MEDUSA' cardiomyocytes can engraft in the heart, mature into adult cells and beat in sync with natural pacemaking without generating dangerous heart rates.
Researchers at Temple University and Johns Hopkins University found that brain-derived neurotrophic factor (BDNF) loss underlies post-myocardial infarction heart failure. BDNF levels can be replenished therapeutically, abolishing damage to heart tissue and enabling recovery.
Researchers at Sanford Burnham Prebys have identified a group of proteins called AJSZ that help solve a known problem in cellular reprogramming. By blocking the activity of these proteins, they were able to reduce scarring on the heart and induce a 50% improvement in overall heart function in mice that have undergone a heart attack.
Three pre-clinical studies published in Journal of Pharmaceutical Analysis explore the molecular mechanisms underlying cardiovascular and neurological diseases, providing new avenues for therapeutic strategies.
Researchers from Kyushu University found that the single mechanosensitive protein VGLL3 induces fibrosis, thickening and scarring tissue. The study suggests targeting this protein could lead to new treatments against fibrosis.
The VALOR-QI program will provide a blueprint for quality care improvement, focusing on high-risk patients and addressing health equity gaps. It will offer education, staff training, monitoring, and other steps to achieve better compliance with cholesterol management.
Researchers at University of Technology Sydney have successfully created personalized 'bio-inks' from patients' own stem cells, which are then used to 3D-print cardiac tissues to repair areas of dead tissue. This technology shows promise in treating heart failure and may reduce the need for expensive and traumatic heart transplants.
Adolescents with blood pressure above 130/85 mmHg are at risk of premature heart damage, which doubles in prevalence over a 7-year period. The study found significant differences in heart damage risks between males and females.
Researchers discovered a mechanism involving ribosomes that enables the heart to toggle between a regular maintenance mode and an energy-boost mode. This finding provides clues for developing medicines targeting specific ribosomes to treat cardiovascular disease.
Researchers found that patients with greater buildup of fatty plaque deposits in the heart's three largest blood vessels had higher chances of developing serious health issues following surgery. This study suggests using existing chest scans to estimate patients' risk of heart attack or death during major surgeries.
A new study published in the Journal of the American Heart Association found that participating in home-based cardiac rehabilitation was associated with a 36% lower likelihood of death from heart-related complications among US military veterans within four years. The study analyzed data from 1,120 veterans who enrolled in a 12-week hom...
Researchers found that self-perceived interpersonal racism in employment, housing, and police interactions was associated with a 26% higher risk of coronary heart disease among Black women. The study analyzed data from the largest follow-up study on the health of Black women in the US.
A new cell therapy has demonstrated significant benefits in improving the heart's pumping ability and reducing the risk of cardiovascular death, heart attack, or stroke in patients with chronic heart failure. The therapy, using mesenchymal precursor cells (MPCs), also showed a strong signal in reducing inflammation and improving microv...
A new study by the Cleveland Clinic found that high levels of erythritol, a popular artificial sweetener, are associated with an increased risk of heart attack and stroke. Researchers studied over 4,000 people and found those with higher blood erythritol levels were at elevated risk of experiencing a major adverse cardiac event.
A new study found that Black women of childbearing age are twice as likely to have uncontrolled high blood pressure as their white peers, increasing their risk of heart-related complications during pregnancy. Food insecurity was also a significant issue among Black and Hispanic women, with one in four experiencing food insecurity.
A study of 3.7 million adults in California found long-term exposure to fine particulate air pollution (PM2.5) at moderate concentrations is associated with increased risks of heart attack and cardiovascular disease mortality. The findings suggest the current regulatory standard may not be sufficiently protective.
A Kaiser Permanente study of 3.7 million adults found long-term exposure to fine particle air pollution increases the risk of heart attacks and cardiovascular disease, especially in neighborhoods with lower socioeconomic status. The research lends support for strengthening air quality standards to protect public health.
Research finds people with insomnia are 69% more likely to have a heart attack compared to those without the sleep disorder. Insomnia is also associated with an increased risk of heart attacks in people with diabetes and those who get less than five hours of sleep per night.
A recent study published in the Journal of the American Heart Association found that irregular sleeping habits may increase the risk of developing atherosclerosis among adults older than 45. Maintaining regular sleep schedules can help reduce cardiovascular risk for aging adults and improve overall health.
A recent study published in Radiology uses radiomics to analyze coronary CT angiography images and identify vulnerable plaques associated with an increased risk of major adverse cardiac events. The model enabled the detection of these plaques, providing a more accurate approach than conventional anatomical parameters.
A study published in eLife has linked infection with the bacterium Fusobacterium nucleatum to an increased risk of cardiovascular disease. The researchers found that individuals with high genetic risk scores for coronary heart disease were at elevated risk for cardiovascular events.
A new study published in the Journal of the American Heart Association found that people hospitalized for sepsis are at a higher risk of heart failure and rehospitalization within 12 years. The researchers analyzed data from over 2 million adults who survived non-surgical hospitalizations between 2009 and 2019.
Researchers identified a panel of novel blood biomarkers associated with sudden cardiac arrest, which have the potential to enhance clinical prediction. Additionally, an AI-powered ultrasound technology can accurately identify coronary artery calcium buildup, potentially replacing CT scans as a diagnostic tool.
A study published in Circulation found that walking between 6,000 and 9,000 steps per day significantly lowers the risk of a cardiovascular event in older adults. For those who are least active, even small increases in daily step count can have a substantial impact on heart health.
A new study found that drinking two or more cups of coffee daily may increase the risk of cardiovascular disease mortality among people with severe hypertension. In contrast, moderate green tea consumption did not show a significant association with increased risk, suggesting potential benefits of polyphenols in reducing mortality.
A large VA clinical trial found that chlorthalidone (CTD) was not superior to hydrochlorothiazide (HCTZ) for preventing cardiovascular disease or non-cancer death. The study enrolled over 13,500 Veterans with high blood pressure and showed no difference between the two drugs in terms of effectiveness.
A new study published in Hypertension suggests that lipoprotein(a) cholesterol may affect the relationship between hypertension and cardiovascular disease risk. The study found that people with high levels of lipoprotein(a) and hypertension had a 24% higher risk of cardiovascular disease compared to those without hypertension.
Scientists at Duke University have made a breakthrough in controlling gene expression in response to injury, using a segment of fish DNA called TREE. The method successfully targeted gene activity to specific regions and time windows, showing promise for regenerating damaged tissues in mammals.
As people age, their health care needs become more complex, making it essential to consider anatomical and functional changes when diagnosing and treating ACS. An individualized and patient-centered approach is best for older adults, considering coexisting conditions and input from multiple specialists.
A new study published in JAMA found that choosing a Medicare Advantage plan does not significantly improve heart attack survival rates compared to traditional Medicare. Despite this, Medicare Advantage participants still had higher rates of certain care procedures and lower hospital readmission rates.
The prevalence of methamphetamine-associated heart failure is rising worldwide, affecting a wide range of socio-economic and racial groups. Meth users are more likely to develop severe disease, with longer hospital stays and readmissions, compared to non-users.
Black patients were more likely to experience cognitive impairments, mobility issues, and vision problems after a heart attack. Functional impairments disproportionately affected Black patients and were associated with higher mortality rates.
Researchers found that individuals with persistent asthma have higher levels of inflammation and artery plaque, which may increase heart attack or stroke risk. The study also highlights the importance of addressing risk factors for cardiovascular disease in people with persistent asthma.
A new study from Mount Sinai Hospital finds a strong association between age-related macular degeneration and severe forms of heart disease, including heart failure, heart attacks, and stroke. The study highlights the importance of increased screening for eye disorders to diagnose undetected heart disease.
A Rutgers study of 86,964 adults with obesity and NAFLD found that bariatric surgery reduced the risk of major cardiovascular events by 49% compared to nonsurgical care. This is significant because heart disease is a leading cause of death in the US, and NAFLD can lead to liver damage and inflammation.
Researchers developed an AI tool that analyzes plaque features on coronary CT scans to predict reduced blood flow, potentially reducing invasive tests. The tool could help doctors determine the next step in treatment plans and risk-stratify patients correctly.
A new study found that a personalized 'precision' testing approach for people with stable chest pain led to more efficient evaluations and improved diagnosis of coronary artery disease. The approach involved assessing cardiovascular risk factors to identify low-risk individuals who may not benefit from further testing.