Articles tagged with Blood
A study of 249 people aged 60-64 found that those with high fasting blood sugar levels within the normal range experienced greater brain shrinkage than those with lower levels. Brain volume loss was particularly pronounced in areas involved in memory and cognitive skills, such as the hippocampus and amygdala.
A recent study suggests that some blood clots identified by sensitive testing methods may not require treatment, potentially reducing risks of bleeding complications. However, developing guidelines to accurately identify patients who can benefit from anticoagulant therapy is crucial.
Galectin-3 protein has been linked to an increased risk of heart failure and death in older adults, according to a new study. The study found that individuals with high levels of galectin-3 were more likely to experience heart failure, highlighting the potential for measuring blood levels as an early warning sign.
A new study found that the endovascular technique for repairing ruptured abdominal aortic aneurysms does not conclusively improve survival rates. The study, published in the Journal of Vascular Surgery, compared outcomes between patients who underwent emergency endovascular surgery and those who had open surgery.
Two multicenter studies show that next-generation clot-removal devices are superior to traditional technology in achieving blood flow restoration and neurological outcomes. The Trevo Retriever outperformed the FDA-approved Merci Retriever, while the Solitaire flow restoration device was more effective than MERCI in removing blood clots.
New devices, such as Solitaire and Trevo, show significant improvements in restoring blood flow and patient outcomes after stroke. These advancements could lead to better treatment options for patients whose traditional drug treatment has failed.
Researchers are testing whether lowering inflammation with methotrexate can reduce rates of recurrent heart attack, stroke, and cardiovascular death in high-risk patients. The 7,000-patient trial will follow participants for 3-5 years to determine the treatment's effectiveness.
A clinical trial launched by the NIH aims to determine whether a commonly used anti-inflammatory drug can reduce rates of heart attacks, strokes, and cardiovascular deaths in adults at high risk. The study will enroll 7,000 patients across the US and Canada over two years.
Scientists found a link between high galectin-3 levels and increased risk of cancer and heart disease. A new blood test can predict disease outcomes, while modified citrus pectin may block galectin-3's negative effects.
WPI will develop miniaturized wireless sensors to detect early signs of blood loss, and create algorithms to process signals from those sensors to measure seven physiological parameters. The project aims to save the lives of soldiers wounded on the battlefield with wearable sensors and smartphone technologies.
Researchers found that abnormal proteins and antibodies in blood levels increase according to disease severity. High antibody levels are associated with higher risk of kidney failure and premature death.
A new study found that people with blood types A, B, or AB have a higher risk of coronary heart disease compared to those with blood type O. The study's findings suggest that knowing one's blood type can help physicians better understand who is at risk for developing heart disease.
A study found that triclosan impairs muscle contractions at a cellular level, slowing swimming in fish and reducing muscular strength in mice. The researchers also observed significant reductions in heart function measures and grip strength in mice exposed to the chemical.
Professor Michael Zemel's NuShape supplement increases fat oxidation by up to 300 calories a day, with participants maintaining 60-70% of initial weight loss over six months. NuControl promotes healthy blood sugar levels by converging on the same metabolic pathway as resveratrol.
Scientists have identified a group of blood markers that show consistent findings in patients with Alzheimer's disease and mild cognitive impairment. The study found four proteins that correlated with beta-amyloid levels in cerebrospinal fluid, providing potential clues for an early diagnosis.
New lipid screening guidelines for children are overly aggressive, according to UCSF researchers. The recommendations fail to weigh health benefits against costs and have the potential to label millions of healthy children with so-called dyslipidemia.
A new study found that higher levels of ceramides in the blood are associated with a 10-fold increased risk of developing Alzheimer's disease. The research suggests that identifying this biomarker could help prevent or delay the disease, which is expected to double globally every 20 years.
Research by the University of Zurich reveals that global warming is compromising successful lake clean-ups by reducing water turnover and promoting harmful algal blooms. The warmer temperatures are particularly affecting large lakes in Central Europe, where overfertilization has led to cyanobacteria growth.
A $4.7 million study aims to investigate why people with diabetes suffer from unusually severe forms of heart disease. The researchers suspect that abnormal lipid metabolism is a key culprit, leading to inflammation and damage to heart cells.
Researchers at Brigham and Women's Hospital discovered that analyzing HDL particle count provides stronger cardio-protection than traditional HDL cholesterol measurement. The study suggests that raising HDL levels through other means may be more effective in preventing coronary heart disease.
A new equation that combines creatinine and cystatin C levels provides a more accurate measurement of kidney function, reducing over-diagnosis of chronic kidney disease (CKD). The study suggests that this approach could be used as a confirmatory test for CKD in patients with estimated GFR near 60.
A recent study published in JAMA found that the rate of community-onset MRSA infections has decreased significantly among US military personnel. Community-onset skin and soft tissue infections due to MRSA peaked at 62% in 2006 before declining annually, with a proportion of 52% in 2010.
Patients who refuse transfusion following cardiac surgery, particularly Jehovah's Witnesses, experience lower morbidity and mortality rates compared to those who receive blood transfusions. They also show fewer complications such as heart attacks and longer hospital stays, while having better long-term survival rates.
Researchers at the University of Cincinnati discovered a new gene target for leukemia therapy by inhibiting the protein Vav3, which controls cell signaling. This finding could lead to cellular targets for patients with BCR-ABL lymphoid leukemia, a type of leukemia with poor treatment outcomes.
A new study presented at The Endocrine Society's 94th Annual Meeting has found that monitored vitamin D therapy is safe for patients with primary hyperparathyroidism and vitamin D deficiency. Vitamin D treatment helped lower parathyroid hormone levels, but did not raise calcium blood levels in patients.
A new study suggests long-term calcium and vitamin D supplement use is linked to high urinary levels of calcium, potentially increasing the risk of kidney stones. The researchers found that approximately 33% of participants developed hypercalciuria, which was unrelated to vitamin D dosage.
A comprehensive study confirms lead-based ammunition as the primary source of lead in California condors, preventing their recovery. The condor population can only be sustained through intensive and costly management efforts without a solution to the problem of lead poisoning.
Two new blood tests for vitamin D are prone to errors, leading to misdiagnoses and potential overtreatment. Inaccuracies were found in 40-48% of test results, with significant discrepancies between methods.
A new study finds that physical fitness significantly lowers the risk of death in diabetes patients with heart abnormality. Diabetic patients who were physically fit had a lower risk of death compared to those who were not physically fit, regardless of the presence or absence of left ventricle wall thickness.
A team of scientists from Washington University in St. Louis has identified the eastern gray squirrel as a major animal reservoir for tick-borne diseases, including ehrlichioses and STARI. The study uses a new assay to detect species-level tick blood meals, confirming the presence of gray squirrel DNA in infected ticks.
A Baylor University study reveals that juvenile rats build up a physical tolerance to alcohol but not cognitive impairment. This finding has significant implications for understanding adolescent behavior and the development of alcoholism.
A French cohort study of 6,000 women aged over 65 found that high levels of estrogen are associated with an increased risk of myocardial infarction and strokes. The study challenges the long-held assumption that estrogen has a protective effect on the heart and blood vessels.
Researchers have developed a simple blood test that can identify patients who will not respond to the painkiller tramadol. The test measures the ratio of tramadol's metabolite O-demethyltramadol (ODT) to tramadol itself, allowing doctors to switch non-responding patients to alternative painkillers like morphine.
Researchers discovered that vampire jumping spiders prefer female mosquitoes with blood-fed abdomens over other insects due to their distinctive antennae. The spiders can identify the females by their antennae even when they are too small to be seen, and this unique ability may play a crucial role in their prey classification process.
A new blood test discovered circulating tumour cells can predict progression-free survival and overall survival in early-stage breast cancer patients. The presence of CTCs is associated with worse survival rates, but the correlation increases when concentrations are higher.
A simple blood test can identify people at high risk of dying within a month after non-cardiac surgery. The test called Troponin T measures protein markers of heart injury and is strongly associated with 30-day mortality.
A study of over 247,000 Copenhageners found higher mortality rates for both too little and too much vitamin D in the blood. The results challenge long-held assumptions about the essential nutrient's benefits.
A new NIH-funded study examines the use of mobile technology to improve diet and physical activity behavior in adults. The study found that a combination of mobile technology and remote coaching holds promise in encouraging healthier eating habits and reducing sedentary leisure time.
Researchers found that clots are extremely rare in otherwise healthy children who suffer traumatic fractures. The study suggests that preemptive anti-coagulant medications should be reserved for children with underlying conditions that increase clotting risk.
The updated Berlin Definition of ARDS combines consensus discussions with empirical evaluation to improve predictive validity and mortality prediction. The new definition identifies stages of mild, moderate, and severe ARDS associated with increased mortality rates.
Researchers have discovered a way to identify genetic variants linked to postnatal depression, paving the way for a simple blood test. Women with specific genetic markers are more likely to develop postnatal depression, which can have significant effects on their mental health and children's development.
Researchers found tPA is safe for warfarin-treated stroke patients, with similar bleeding risks regardless of medication use. The study suggests tPA should not be withheld from these patients, as it minimizes brain damage and disability.
A new study published in JAMA found that the CKD-EPI equation for calculating GFR is a more accurate predictor of kidney disease risk compared to the MDRD Study equation. The study suggests that switching to the CKD-EPI equation could lead to better assessment of patient future risk and improved treatment of kidney disease.
A new study from the University of Toronto found that blood drive donations increased by 15 to 20 percent when incentives such as gift cards were offered. The study analyzed data from over 14,000 blood drives and a field experiment, suggesting that rewards can attract more donors.
A recent study by Loyola Medicine found that even relatively minor burns can lead to serious complications and prolonged hospital stays for binge drinkers. The study compared burn patients who were intoxicated above the legal limit with those who had no alcohol in their blood, finding similar rates of sepsis and pneumonia.
Scientists at the University of Liverpool developed a new X-ray technique to identify tissue fibers in the heart that ensure regular heartbeat. The 3D images could help medics develop ways to reduce the risk of fibrillation, a condition where heart muscle contracts chaotically.
Researchers found that stopping anti-clotting medication in patients with irregular heartbeats increases the risk of stroke within a month. The study analyzed data from over 14,000 patients and found that both warfarin and rivaroxaban carried similar stroke risks after temporary or permanent discontinuation.
A new study reveals that outpatient surgery patients are at risk for blood clots due to multiple factors such as age, surgery length, and type of procedure. The study suggests a need for better screening and prevention strategies in the growing outpatient surgery population.
A new method developed by the University of Copenhagen allows researchers to track mammal species in Southeast Asian rainforests using DNA-analysis from collected leeches. The technique has been successfully tested on local Vietnamese mammals, including rare species, and could revolutionize the monitoring of threatened wildlife.
Researchers have identified a microRNA, miR-625-3p, that can accurately diagnose malignant pleural mesothelioma with an accuracy of 82.4%. Additionally, high-dose radiotherapy has shown promising response rates for patients with disease confined to one side of the chest.
A new blood test can diagnose major depression in teens with high accuracy, distinguishing between subtypes such as major depression with anxiety disorder. The test's development holds promise for tailored treatments and reduced stigma around the disease.
A new study suggests that targeting the glucagon pathway could be an effective way to lower blood sugar levels without disrupting other functions of this hormone. Researchers found that blocking calcium signaling through CaMKII can regulate hepatic glucose production, leading to improved insulin sensitivity and reduced liver fat.
A study published in Diabetes Care found that high levels of phthalate metabolites are associated with an increased risk of developing diabetes. The research, conducted among over 1,000 elderly individuals, suggests a connection between environmental chemicals and the development of type-2 diabetes.
A new study reveals that overweight pregnant women with mildly elevated blood sugar levels are at a higher risk of adverse pregnancy outcomes than previously thought. These women, who do not have gestational diabetes or obesity, carry significant risks for their health and the health of their babies.
A new blood test has been developed to detect breast cancer recurrence up to 11-12 months before current tests, using a combination of biomarkers and mass spectrometry. The test shows promise for improving therapy outcomes by enabling earlier detection and treatment.
Researchers from Mount Sinai School of Medicine presented several studies at the American College of Cardiology's annual scientific session. One study found that aggressive statin therapy reduced fat content in coronary blockage by 22 percent, while another showed that cardiovascular disease screening can identify risk factors and symp...
A study published in the American Chemical Society found that capsaicinoids, a compound in chili peppers, can lower cholesterol levels and increase blood flow to the heart. The compounds may also reduce the formation of atherosclerotic plaques in blood vessels.
A new study led by UC Riverside's Alexander Raikhel aims to control mosquito population through hormonal regulation. The researchers will focus on deciphering genes involved in mediating hormone action during egg production in Aedes aegypti mosquitoes, which spread dengue and yellow fever.
Researchers found that thromboembolic events following ankle fracture surgery are uncommon, with most patients experiencing no complications. The study suggests that surgical treatment for ankle fractures does not significantly increase the risk of blood clots or pulmonary embolism.
Blood testing for food sensitivity is increasingly common, but its limitations and potential misuse have been emphasized by European and American allergy and immunology societies. Physicians should caution patients about the controversy surrounding IgG4 testing and advise them on alternative diagnostic approaches.