Articles tagged with Blood
The US patient underwent the second procedure in the revised Phase I human clinical trials at Penn State Hershey Medical Center. The Arrow LionHeart device has shown promising results in lengthening and improving the lives of patients with end-stage heart failure.
A study by the American Academy of Neurology found that people with patent foramen ovale, a common heart condition, are at increased risk of stroke after air travel. Researchers analyzed data from over 155 million passengers and found that six percent of those who developed pulmonary embolism had strokes.
The American Society of Hematology's Journal of Blood is the most cited peer-reviewed publication in the field, featuring latest research on blood disorders. New articles will be made available online about three months ahead of print.
A study found that Pakistani injection drug users are twice as likely to donate blood, putting the general population at risk of spreading blood-borne diseases. The researchers advocate for increased screening and interventions to prevent the spread of infections.
Researchers at Stanford Medicine found a potential new treatment for type-2 diabetes that also reduces the risk of heart disease. The study showed that rosiglitazone, a common diabetes medication, can decrease inflammation and lower cardiovascular risk factors.
Early-onset group B streptococcal (EOGBS) infection affects one in 1000 newborns, but diagnostic tests often yield false-negative results. A new study suggests that active surveillance and alternative diagnostic methods could improve accurate diagnosis and prevention of this potentially deadly disease.
Researchers found a slight benefit of allogeneic stem cell transplantation in patients with metastatic breast cancer, experiencing delayed tumor progression despite poor prognosis. The study's findings suggest a potential
Duke University researchers found that exercise reduces potentially harmful cholesterol levels in the blood. The extent of this benefit depends on exercise amount and intensity, as well as gender. After a five-year trial, they discovered that high-intensity exercise led to sustained benefits in HDL cholesterol for both men and women.
Researchers found that executive cognitive functioning is more impaired during the descending limb of the blood alcohol concentration curve, when people no longer feel stimulated by alcohol. This effect lasts much longer than previously believed, with significant ramifications for behaviors like driving and aggression.
A new study by Dr. Sandor Joffe found that wireless capsule endoscopy was more effective than a small bowel series in finding the cause of patient symptoms, including vascular malformations and bleeding. However, the procedure has some downsides, including long wear time for data receiver.
A new radiology procedure has been shown to alleviate pain caused by uterine fibroids, with all nine patients experiencing significant symptomatic improvement. The procedure involves blocking blood flow to the affected area using special particles or spheres, resulting in normal menstrual periods and no hormonal changes.
The editorial highlights China's slow information-gathering from rural districts and secretive attitude to national health statistics as major challenges. A concerted effort to compile accurate statistics on HIV/AIDS prevalence could demonstrate China's ability to learn from its mistakes and acknowledge global responsibilities.
A new study published in the New England Journal of Medicine found that even low levels of lead exposure can cause intellectual impairment in children. The researchers discovered that most of the damage to intellectual functioning occurs at blood lead concentrations below 10 micrograms per deciliter.
A study by Cornell University scientists found that children suffer intellectual impairment at blood-lead concentrations as low as 10 mcg/dl, even below the current CDC acceptable limit of 25 mcg/dl. The amount of impairment was most pronounced at lower levels, with a decline in IQ scores of up to 7 points.
A new study from Michigan Medicine found that alcohol increases a person's vulnerability to injury in car crashes, regardless of blood-alcohol level. Drivers and passengers with any amount of alcohol in their system were more than one and a half times as likely to experience serious injuries, which severity was also 30% higher.
A study published in The Lancet found that retrograde catheterization of the aortic valve can lead to clinically silent cerebral embolic lesions, with a substantial risk of structural ischaemic brain damage. Patients undergoing this procedure are at risk of clinical neurological complications, including impaired neurological function.
Researchers tested a combination of caffeine and ethanol, called caffeinol, in human patients after ischemic stroke. The study found that the combination reduced brain damage by up to 80% in previous animal studies, with human results showing similar protective effects.
Researchers discovered that one out of six patients with a history of atrial fibrillation had asymptomatic episodes, highlighting the need for regular blood thinning to prevent stroke. The study suggests doctors should assume the worst when treating patients at risk of atrial fibrillation and stroke.
Women with circulating tumor cells in their blood have a median survival of less than 24 months, compared to over 24 months without them. The presence of cancer cells in the blood predicts prognosis more accurately than other factors, indicating a possible link between blood-circulating tumor cells and aggressive breast cancer.
Researchers found that nearly seven percent of stroke patients with a-fib experienced strokes after discontinuing warfarin for medical procedures. The study highlights the risk of stroke in a-fib patients and suggests a more conservative approach to anti-clotting medication management prior to surgery.
A quadruple test that measures four maternal blood markers is more effective than earlier single marker tests in detecting Down's syndrome pregnancies. The test detected 81% of Down's syndrome cases, while a single marker test detected only 51%.
ApoB is a more robust indicator of cardiac events than cholesterol levels, according to MUHC cardiologists. Measuring apoB can help identify patients at risk of heart attacks even if their cholesterol levels are well-controlled.
Researchers at Baylor College of Medicine found that a specific enzyme is associated with high levels of HDL, which may have both positive and negative effects on cardiovascular health. The study suggests that the enzyme's impact on cholesterol transport to the liver could be beneficial or detrimental.
Researchers found that cardiac surgery patients with the factor V Leiden gene variant lost less blood and required fewer transfusions than those without the mutation. The study suggests a new approach to personalized medicine, tailoring therapies based on individual genetic risk factors.
The Prevention of Recurrent Venous Thromboembolism trial found that low-dose warfarin prevents episodes of deep vein thrombosis and pulmonary embolism with a significant reduction in risk. The study showed no major bleeding complications, making it an effective and safe treatment option.
A study published in Archives of Neurology found that Parkinson's patients treated with levodopa have higher levels of homocysteine, a risk factor for heart disease and dementia. The study suggests that monitoring homocysteine levels may be necessary for patients at risk of heart disease.
The behavior of punishing others for their injury is widespread in the animal kingdom, with humans adding a conscious sense of what to achieve through revenge. This leads to complex social rules governing who can be targeted and when, often prioritizing balance over personal relationships.
The new mat mimics natural clotting processes by creating fibers of similar dimensions to those found in the body. It can be used for minor cuts or severe battlefield wounds, promoting clotting and eventual absorption by the body.
A new study suggests that Alzheimer caregivers' chronic stress may trigger excessive blood clotting, increasing the risk of coronary events such as heart attacks. The research found that high levels of stress were associated with higher fibrin D-dimer levels, even within normal ranges.
Researchers found that CRP levels above 3.0mg/L significantly increased the risk of heart attacks, strokes, and death from cardiovascular disease in women with metabolic syndrome. Higher CRP levels were also associated with higher cardiovascular risk, even among those with lower CRP levels.
A study found that premature babies with mild to moderate oxygen deprivation during or immediately after birth had significantly lower cognitive and language skills compared to those with no such risk. The researchers suggest that even minor risk of hypoxia may be associated with damage to the brain's periventricular white matter.
Research reveals a strong link between poor amino acid breakdown and increased heart disease risk. Folic acid supplementation shows promise in reducing homocysteine levels and associated cardiovascular disease.
Researchers found that recombinant activated factor VIIA significantly reduced blood loss during abdominal prostate removal surgery. Patients given the drug required no blood transfusions, whereas those receiving placebo did.
China's blood banking system is fragmenting due to rural-urban differences and has a scarcity of volunteer donors, leading to paid donations and illegal activities. Improvements are needed to adopt a volunteer-donor-only system, increasing education and training for those involved in blood collection and transfusion.
A study found a strong connection between behavioral undercontrol and the stimulating effects of alcohol, placing individuals at greater risk for developing alcohol problems. Those who experience higher levels of stimulation while drinking tend to have higher levels of drinking behavior.
Researchers found that adult CF patients can achieve educational and work accomplishments despite the progressive nature of the disease. Pulmonary function and exercise capacity testing are limited in predicting their ability to work or attend school.
A study found that statin use doesn't reduce reproductive hormone levels in premenopausal, perimenopausal, or postmenopausal women with coronary risk factors. The results provide reassurance on the safety of statins for women in child-bearing age.
A new study found that moderate beer drinking is associated with lower heart attack risk, as shown by decreased cholesterol levels, increased antioxidants, and reduced fibrinogen levels. The study also discovered structural changes in fibrinogen caused by beer consumption, which may serve as a new diagnostic indicator for heart attack ...
Scientists use lab mice to identify genetic basis of cholesterol absorption, aiming to develop new treatments for heart disease. They pinpoint two chromosome regions as potential sites for genes regulating plant sterol levels, which reflect dietary cholesterol absorption.
A study on atorvastatin found patients experienced quality of life improvements, but primary endpoints were not met. Peripheral arterial disease affects millions worldwide, causing leg pain and reduced blood supply.
Researchers found that patients with diastolic heart failure have severely reduced exercise capacity and quality of life, similar to those with classic congestive heart failure. The study supports the existence of a second type of heart failure, highlighting the need for intensive research and treatment development.
A new blood test has been developed to detect prostate cancer with high accuracy, helping identify men who need a biopsy and those who don't. The test correctly identified 36 of 38 prostate cancer cases, as well as 70 asymptomatic men with benign conditions.
A retrospective analysis of 87 patients with moderate paracetamol poisoning found that acetylcysteine treatment can decrease prothrombin index values significantly. This decrease may be misinterpreted as a sign of liver failure, highlighting the need for cautious management decisions based on measurement of this value.
A University of Pittsburgh study found a marker for blood clots in patients experiencing cardiac arrest outside the hospital. The researchers identified increased clotting in veins, which worsens with longer cardiac arrest duration.
Researchers found that combining calcium scores and CRP levels can gauge the presence, amount, and stability of artery-clogging plaque. Elevated CRP levels were linked to increased risk of coronary events, while combined tests showed a six-fold difference in heart attack risk between high-risk and low-risk individuals.
Research suggests that drinking water can improve a person's ability to stand and reduce the likelihood of fainting, particularly for individuals who donate blood. Healthy participants were tested using tilt-table testing, with results showing an average increase of 40.9 minutes in tolerated standing time when hydrated.
Research explores vision loss and its impact on driving skills, finding correlations between mental tracking ability and driving measures. Glaucoma patients with normal visual acuity but reduced contrast sensitivity may also struggle with driving skills.
Research found that vital exhaustion, a state of excessive fatigue and hopelessness, is associated with higher blood levels of fibrinogen, which can lead to excessive blood clotting. Decreased early morning fibrinolysis was also linked to vital exhaustion, increasing heart attack risk.
The newly revealed hieroglyphs at Dos Pilas shed new light on a critical period of Maya history, revealing a complex web of alliances and conflicts between Tikal and Calakmul. The inscriptions clarify the political and military relationships between these two superpower blocs, which dominated the region in the seventh century.
A study by Texas A&M University found that even small amounts of alcohol can impair driving skills and increase the risk of accidents. Drivers with a blood alcohol concentration as low as .04 (half the legal limit) showed significant impairment in their abilities, highlighting the dangers of drinking and driving.
Researchers developed a computer model of blood flow in the aorta, identifying areas prone to disturbed flows that could lead to atherosclerosis. The model uses CAT scan images and predicts where oscillating flows may cause damage, allowing doctors to assess heart disease risk.
Head lice are becoming increasingly resistant to specialized shampoos, with 50-98% remaining after treatment. Researchers use artificial 'scalp' to study the pests on a genetic and molecular level, seeking alternative treatments.
A new DNA typing method has been developed to help identify human remains that cannot be matched with the current protocol. The technique, called a 'miniplex,' uses a smaller set of reliable DNA markers to study tiny pieces of genetic material and could aid law enforcement in solving cases across the country.
Yellowfin tuna have a carotid rete that acts as a thermal barrier, regulating brain temperature during rapid changes in environmental temperatures. The study found that the heat-exchanger system is effective in minimizing heat loss, but can be adjusted to regulate warmer brain temperatures.
A team of biomedical engineers and pediatric cardiologists are developing new technologies to assist surgeons in surgical planning for Fontan treatment. They aim to improve the efficiency and customization of the procedure, leading to better outcomes for young heart patients.
A study of 321 participants found that higher CRP levels are associated with increased coronary calcium and atherosclerosis, even after adjusting for traditional risk factors. The findings suggest a potential new link between inflammation and heart disease.
A study by Nicki Engeseth found that honey improves antioxidant levels in human blood, suggesting a mild protective effect against heart disease. The research also showed that darker honeys have higher antioxidant levels, which may inhibit the growth of oral pathogenic bacteria.
Researchers found that low potassium intake increases stroke risk, while increasing potassium in the diet may help prevent strokes. Diuretics used to treat high blood pressure and other conditions were also linked to an increased risk of stroke in people with low potassium levels.
Patients with post-stroke dementia are at an increased risk of death within two years, with a relative risk of mortality six-fold compared to those without dementia after stroke. Dementia is also associated with poorer survival rates and reduced treatment adherence due to medication non-compliance.
A study found that consuming soy protein-rich diets can lower total cholesterol and LDL levels, improving cardiovascular health. The effect was seen in both men and women, with no significant difference between high- and low-isoflavone diets.