A multicenter trial of sildenafil for diastolic heart failure failed to confirm results of smaller studies, finding no improvement in exercise capacity or cardiovascular structure and function. The study's lead author notes that the disease process may be different and not responsive to this category of drug.
A recent study published by the American College of Cardiology found no significant benefits from using the blood pressure-lowering medication aliskiren to treat patients with recent heart failure hospitalizations. However, patients on aliskiren did show improved NT-proBNP levels, which can help physicians plan treatment.
The study found that a single dose of tenecteplase reduced incidence of circulatory system collapse by 56% in patients with submassive or intermediate-risk pulmonary embolism. Patients under 75 years old had the most benefit and fewer hemorrhagic strokes.
A single dose of an investigational anti-inflammatory drug, inclacumab, reduced damage to heart tissue during angioplasty in a study. The drug, which blocks p-selectin, had significant effects on cardiac markers, including troponin I and CK-MB, in patients with non-ST-elevation myocardial infarction.
A simple blood test screening and targeted care program effectively prevented heart failure in asymptomatic patients over 40 years old with risk factors for the condition. The five-year study showed a significantly lower number of patients experiencing new onset heart failure requiring hospitalization or left ventricular dysfunction.
The PARTNER study found that transaortic valve replacement (TAVR) and open-heart surgery resulted in similar all-cause and cardiovascular mortality rates at three years, with no increased risk of stroke after 30 days. However, TAVR patients were more likely to experience leaks around the valve.
Researchers found that digoxin was associated with a 34% reduction in 30-day all-cause hospital admission among ambulatory older patients with chronic heart failure. Digoxin also did not increase all-cause mortality during the first 30 days of follow-up.
Researchers found that a clot-busting therapy can benefit some heart attack patients who cannot have immediate angioplasty, reducing all-cause mortality and cardiac rehospitalization. The STREAM trial included 1,915 patients from 15 countries and showed that drug therapy before transfer was at least as effective as angioplasty.
A new study suggests that off-pump bypass surgery, which is done without a heart-lung machine, can lead to better post-operative outcomes for high-risk patients. This technique eliminates the need for blood transfusions and reduces the risk of bleeding, resulting in fewer complications.
Cangrelor demonstrated significant efficacy advantages over clopidogrel in reducing composite incidence of death, myocardial infarction, and ischemia-driven revascularization. It also showed a lower risk of stent thrombosis, with improved safety results across various patient subgroups.
The redesigned Sapien XT valve demonstrated low 30-day death and stroke rates, with an all-cause mortality rate of 3.5% for the new device and 5.1% for the original model. Stroke rates were also significantly lower in both groups.
The DKCRUSH-III trial shows that double kissing crush stenting reduces restenosis and improves long-term outcomes for patients with bifurcation lesions, a type of complex coronary lesion. The study found 6.8% in-stent restenosis rates with double kissing crush versus 12.6% with culotte stenting.
The NEXT trial found biolimus stent to be non-inferior to everolimus stent in target-lesion revascularization and stent thrombosis rates at one year. The study's long-term data will determine if the device's disappearing polymer offers superior benefits over other available stents.
A recent study presented at the American College of Cardiology's Annual Scientific Session found that high doses of rosuvastatin significantly reduced the rate of acute kidney injury caused by contrast agents used in imaging tests. The statin group had lower rates of kidney damage and adverse events compared to the control group.
The HPS2-THRIVE study found that niacin therapy provides no benefit and may even be harmful for patients with vascular disease. The study showed a higher incidence of bleeding, infections, new onset diabetes, and gastrointestinal problems among those receiving the drug.
A longitudinal study found that people who carry excess weight over their lifetime have increased left ventricular mass and relative wall thickness, strong predictors of cardiovascular morbidity and mortality. The earlier someone becomes overweight, the greater the increase in heart muscle mass later in life.
A minimally invasive procedure called gastric artery chemical embolization (GACE) was found to be safe and effective in reducing hunger hormone levels and promoting weight loss in obese patients. After six months, participants experienced significant weight loss, with an average of 45 pounds lost.
A multicenter study found that even minor weight loss is associated with worse health outcomes among patients with cardiac resynchronization therapy with defibrillator devices. Patients who lost more than 2 kilograms during the 12-month observation period had a significant increase in risk of heart failure or death.
A 12-week cardiac rehabilitation program reduced mortality in women with coronary artery disease by two-thirds, yet referrals and attendance among women fall short compared to men. Women who receive a referral but don't attend also have better outcomes, suggesting a referral bias towards healthier individuals.
A study of patient records found a significant spike in heart attacks during Greece's financial crisis, particularly among women and those over 45. The crisis led to increased stress, unemployment, and limited access to healthcare, contributing to the rising heart attack rates.
A novel marker that measures relative changes in the number of capillaries under the skin can accurately predict preeclampsia risk in pregnancy, improving upon existing screening tests. This non-invasive technique identified high-risk women with 87% accuracy and demonstrated significant benefits for timely medical care.
Research found that tooth loss is associated with increased levels of inflammatory markers and higher probabilities of diabetes, smoking, and obesity. Gum bleeding was linked to higher blood pressure and bad cholesterol levels. The study suggests that dental health could be a useful risk marker for heart disease in the future.
Researchers found African-Americans have a 1.4-fold greater risk for heart failure compared to their white counterparts after breast cancer treatment. The study also highlights the importance of closer monitoring and pretreatment with cardioprotective drugs.
Using a telemedicine system to engage people in underserved urban communities resulted in significant reductions in systolic blood pressure. Nearly all study participants lowered their blood pressure, with those using the interactive reporting system achieving an average drop of 19 mmHg compared to 12 mmHg for non-telemedicine users.
A study of 207,954 veterans found that PTSD significantly increases the risk of developing insulin resistance and metabolic syndrome. Early detection and treatment of these conditions can prevent long-term medical and psychiatric adverse events related to PTSD.
A study found that six years after Hurricane Katrina, New Orleans residents experienced a three-fold increased risk of heart attack. Psychosocial factors, including chronic stress and anxiety disorders, played a significant role in this increase.
A study found that modest financial incentives significantly increased sustained participation in a weight-loss program and long-term maintenance of weight loss. Participants who received financial rewards lost more weight (9.08 pounds) compared to those without incentives (2.34 pounds).
A nationwide Danish study finds that young women with a high body mass index (BMI) are twice as likely to suffer a life-threatening heart attack or stroke within four to five years after childbirth. The study, led by Michelle Schmiegelow, examines the association between obesity and cardiac events in women aged 35-44.
A recent study by the American College of Cardiology found that patients not given aspirin before artery-clearing coronary angioplasty and stenting have a significantly higher in-hospital death rate. The study examined registry data from over 65,000 patients and found that nearly 7% did not receive aspirin as recommended.
Researchers found that electronic discharge orders significantly improved patient care by increasing adherence to core measures and lowering hospital readmission rates. The study showed a 23% lower all-cause hospital readmission rate and a 10-fold increase in compliance with quality care measures among heart failure patients.
Researchers found that LDL cholesterol increases by an average of 7mg/dL in winter compared to summer, resulting in a 8% overall increase in high cholesterol prevalence. Seasonal variations in metabolism and behavior may contribute to these changes.
Research shows that even five years after Hurricane Katrina, heart attacks were still less likely to occur during the morning or on weekdays and instead more frequent at night and on weekends. Prolonged periods of stress are believed to be the most likely cause for these changes.
Research found that people exposed to secondhand tobacco smoke have a higher risk of developing early signs of heart disease, including coronary artery calcification. The study also shows that the level of exposure to secondhand smoke is directly linked to the severity of CAC.
The ACC/HRS released appropriate use criteria for implantable cardioverter-defibrillators (ICDs) and cardiac resynchronization therapy (CRT). The document assesses 369 real-life clinical scenarios to support physician decision-making, with 45% deemed appropriate for ICD implantation. The criteria help inform clinical judgment while ack...
The American College of Cardiology and European Society of Cardiology disagree on mandatory ECG screenings. The ACC suggests $69 billion over 20 years to save 4,813 lives, while experts like Antonio Pelliccia argue cultural and policy obstacles hinder widespread adoption.
A new report provides detailed criteria for clinicians to determine when cardiac catheterization is a reasonable option for evaluating patients with heart disease. The guidelines identify 166 possible clinical scenarios and assess the appropriateness of each indication, concluding that cardiac catheterization is appropriate in about ha...
The updated consensus statement provides guidance on setting up, operating, and maintaining high-quality cardiac catheterization laboratories. Modern cath labs now incorporate minimally invasive techniques for congenital heart defects and valvular heart disease, as well as developing hybrid labs with surgical features.
A large-scale study analyzing 190,000 patients found that bypass surgery resulted in a lower death rate compared to coronary angioplasty. The study's lead investigator notes that while bypass surgery is not the best option for every patient, it can now be recommended with more confidence.
Researchers found that lower doses of clot-busting drug tissue plasminogen activator (t-PA) effectively dissolve clots in patients with moderate pulmonary embolism, leading to earlier hospital discharge and reduced complications. Eighty percent of pulmonary embolism patients could benefit from this treatment.
Paramedics can administer a mixture of glucose, insulin and potassium (GIK) to patients having a heart attack, reducing the rate of cardiac arrest and death by 50 percent. The treatment also reduces the severity of heart tissue damage from the heart attack.
A new study shows that cardiac computed tomography angiography (CT) scans can quickly identify patients with chest pain who do not have coronary artery blockage. This allows doctors to safely discharge healthy patients within hours, reducing hospital stay times by 18 hours and cost savings of 10-20%.
The CORONARY trial found that off-pump CABG reduces the need for blood products, reoperations, and pulmonary complications, but increases the risk of technical failure. The study suggests that patient-specific decisions can be made for bypass surgery, allowing surgeons to individualize the technique.
A study found bariatric surgery to be superior to intensive medical management in achieving glycemic control and weight loss for obese patients with uncontrolled type 2 diabetes. The surgery resulted in a significant reduction of medications and improved glycemic control after one year.
Two-year data show comparable death and durability rates between catheter-placed heart valves and open-heart surgery in very old patients. Valve durability appears to be comparable, with no significant difference in mortality between the two groups over time.
A new study reveals that non-invasive coronary CT angiography (CCTA) scans can quickly and reliably determine which patients with chest pain can be safely discharged from emergency departments. The test was found to have a lower 30-day event rate than traditional care, making it a valuable tool for identifying low-risk patients.
A new study found that the novel oral anti-coagulant rivaroxaban is as effective as traditional treatment for blocked lung blood vessels, with lower rates of major bleeding. The EINSTEIN-PE trial compared rivaroxaban to standard therapy and demonstrated its non-inferiority in treating pulmonary embolism.
A dual-chamber pacemaker reduces the relative risk of fainting episodes by 57% in patients with severe asystolic NMS, according to a new study. The treatment is effective in reducing syncopal recurrences in this highly selected population.
New research shows that lowering LDL cholesterol beginning early in life can lead to a significant reduction in the risk of coronary heart disease. The study found that a consistent 50-60% reduction in CHD risk was associated with each 1 mmol/L lower lifetime exposure to LDL cholesterol.
A novel monoclonal antibody, SAR236553/REGN727, has been shown to dramatically lower circulating LDL cholesterol by 40-72% in patients, providing a potential new treatment option for those resistant to statins. The study's results demonstrate a dose-response effect, with higher doses resulting in greater reductions in LDL cholesterol.
Researchers found low LDL cholesterol in patients with no history of cholesterol-lowering drugs existed before cancer diagnosis, suggesting an underlying mechanism. The study's lead investigator noted that the relationship between low LDL-C and cancer exists for many years prior to diagnosis, highlighting the need for further examination.