Testing for Bovine Tuberculosis is more effective than badger culls
Regular cattle testing could lead to TB eradication regardless of badger culling, study suggests. Cattle housed in large sheds over winter can double infected animals in a herd.
Medical Tests
Articles tagged with Medical Tests
Does screening asymptomatic adults for disease save lives?
Researchers evaluated 39 screening tests for 19 major diseases and found that only a few tests showed a reduction in disease-specific mortality. Screening for asymptomatic adults has been met with controversy, particularly regarding breast cancer and prostate cancer screening. The study suggests that expectations of major benefits from...
Temporary tattoo offers needle-free way to monitor glucose levels
A temporary tattoo has been developed to extract and measure glucose levels in the fluid between skin cells, offering a promising step forward in noninvasive glucose testing. The device, which uses a flexible sensor, can detect glucose spikes after meals with high accuracy.
TSRI scientists discover possible new target for treating brain inflammation
Researchers at TSRI identify an enzyme that produces inflammatory lipid molecules in the brain, which causes a rare neurodegenerative disorder. The team finds a potential treatment approach by targeting this enzyme and discovers a weight-loss drug that can block its activity.
More than a third of people with abnormal results drop out of bowel cancer screening
A Cancer Research UK study found that nearly 40% of people with abnormal test results ignore their next screening invitation, while just 13% of those with normal results do the same. The study highlights a small but high-risk group failing to continue with bowel cancer screening tests.
New test measures doctors' ability to deliver patient-centered care
Researchers at the University of Missouri School of Medicine have developed a credible tool to assess medical students' ability to deliver patient-centered care. The Patient-centered Care - Objective Structured Clinical Exam (PCC-OSCE) evaluates behaviors such as effective communication, empathy, and active listening.
Mild memory and thinking issues: What works, what doesn't? U-M experts weigh the evidence
A comprehensive review of recent studies provides insight into the causes and consequences of mild cognitive impairment (MCI), offering doctors and patients actionable advice. The guide highlights the importance of aerobic exercise, mental activity, social engagement, and stroke prevention in reducing MCI progression.
'Darwinian' test uncovers an antidepressant's hidden toxicity
Researchers developed a sensitive test to detect antidepressants' toxic effects on mice, revealing Paxil's negative impact on reproductive health. The 'survival-of-the-fittest' test simulates wild conditions to expose hidden dangers in pharmaceuticals.
People with low numeracy feel negative about taking part in bowel cancer screening
A study by Cancer Research UK found that individuals with low numeracy skills are more likely to feel negative about bowel cancer screening, including fearing abnormal results. They also tend to think the test is disgusting or embarrassing.
Study supports the theory that men are idiots
Researchers analyzed Darwin Award winners and found that 88.7% were male, supporting the idea that men are more prone to 'idiotic risk taking behaviour'. The study suggests males may engage in such risky actions as a rite of passage or for social esteem
Supplement could reduce heart disease risk in people of low birth weight
Research from the University of Cambridge suggests that a simple supplement could reduce heart disease risk in individuals born with low birth weight. The study found that a molecule called CoQ prevented cells in the aorta from ageing prematurely, which can lead to heart disease.
It doesn't add up: People who say they are good at math, but aren't
A recent study from Ohio State University found that people's math skills are not always a single concept. Research suggests that individuals may have varying levels of numeric competency in areas such as objective numeracy, subjective numeracy, and symbolic-number mapping.
National recognition for potential 'over the counter' gum disease test
A saliva test for gum disease has been recognized by the National Institute of Health Research (NIHR) and may be made available 'over-the-counter'. The test aims to predict future damage caused by periodontitis, a common inflammatory oral disease linked to diabetes and heart disease.
UH team fights antibiotic-resistant bacteria with NIH grant
Researchers at the University of Houston are using a patented equation to assess the effects of antibiotics on bacteria and develop more effective treatments. They plan to use image analysis technology to automatically record data, reducing the need for physicians to run excessive tests.
Global recognition for developing eye tests to diagnose diabetes-related nerve damage
A research collaboration involving six universities worldwide aims to assess diabetic neuropathy using specialized eye tests. The project will pool data from over 600 patients worldwide to help answer key questions about the performance of these new eye tests.
Canada funds 11 new global health innovations in La Francophonie member states
Canada has awarded $1.2 million in grants to 11 new global health innovations in La Francophonie member states, aiming to address pressing health challenges such as malaria, malnutrition and sanitation. The projects focus on improving maternal, newborn and child health, with a particular emphasis on low- and middle-income countries.
Why do so many seniors with memory loss and dementia never get tested?
A new study by the University of Michigan found that more than half of seniors with signs of dementia haven't received a medical evaluation. The study suggests that as many as 1.8 million Americans over 70 with dementia are not being evaluated for cognitive symptoms, which can lead to modifiable causes of thinking or memory impairment.
New measuring system to objectively ascertain the fatigue level in physicians through eye movement
A new measuring system has been developed to objectively assess the fatigue level of physicians through their eye movement, specifically the speed of saccadic movements. This study found that the speed of saccadic movements effectively diminished after long hours, while subjective fatigue perception increased.
Scientists could save thousands of pounds with student's DIY microscope
A PhD student at Brunel University London created a low-cost inverted microscope by adapting a cheap instrument to measure cell motility and study the immune system of snails. The instrument, costing around £160, is significantly cheaper than high-quality equipment that can stretch to hundreds of thousands of pounds.
Biomarker could provide early warning of kidney disease in cats
Researchers developed a new biomarker called SDMA that can identify chronic kidney disease in cats earlier than existing tests. Special diets have been shown to slow the progression of this disease once identified, and may help extend the lives of affected cats.
Paper electronics could make health care more accessible
Researchers have developed a fast and low-cost method to create flexible electronic sensors on paper using silver nanowire ink. The new technology has the potential to make medical tools more accessible and affordable.
New clue in celiac disease puzzle: Cause of oat toxicity explained
Researchers have identified key components in oats that trigger an immune response in some people with coeliac disease, potentially leading to better tests and new treatments.
Early detectable vascular disease linked to erectile dysfunction
Men with early atherosclerotic plaque development and arterial stiffness are more likely to develop erectile dysfunction. Researchers found that coronary artery calcium scores were the strongest association to erectile dysfunction, followed by carotid intima-media thickness.
Need to encourage patients to screen for colon cancer? Try a lottery
A new study found that offering a $50 cash reward through a lottery-style incentive increased the completion rate of stool tests for colon cancer screening among veterans. The test helps detect early signs of abnormal growths or cancer in the colon and is recommended annually for people over 50.
News from Nov. 18 Annals of Internal Medicine Supplement
Researchers found that smartphone apps designed for weight loss were unlikely to produce substantial weight loss in obese patients, highlighting the need for more engaging and time-efficient tools. Meanwhile, a study showed that offering a one-in-ten chance of winning $50 increased colon cancer screening rates by 20% compared to other ...
Oxytocin helps to better overcome fear
Researchers found that oxytocin facilitates extinction of conditioned fear in humans by reducing activity in the amygdala and increasing stimulation in fear-inhibiting regions. This basic research could lead to new treatments for anxiety disorders.
Electronic 'tongue' to ensure food quality
A low-cost electronic tongue has been developed to detect various substances in samples, including food, water, and blood, enabling accurate quality checks and monitoring for pollutants. The device's precision and affordability make it suitable for applications in medical diagnostics, pharmaceutical testing, and environmental monitoring.
In preschoolers, office test overestimates eye's ability to change focus, reports Optometry and Vision Science
A study published in Optometry and Vision Science found that preschoolers' ability to change focus is lower than subjective tests suggest. The test results showed a significant difference between the objective and subjective measures of accommodation amplitude in young children, with the former being about half of the latter.
When bone density is good, no repeat tests needed for younger postmenopausal women
A new study found that younger postmenopausal women with normal bone density are at a very low risk of fractures. Without osteoporosis, it took an average of 11 years for just 1% to sustain a vertebral fracture and 3% to sustain a major osteoporotic fracture.
Nurse navigators may aid colon cancer screening follow-up
According to a randomized trial, nurse navigators can aid in colon cancer screening follow-up by increasing follow-up rates exceeding 92 percent. The study, led by Beverly B. Green, MD, MPH, found that combining a systems approach with nurse navigation resulted in improved follow-up rates.
Research shows easy-to-walk communities can blunt cognitive decline
A new study from the University of Kansas found that neighborhoods that encourage walking for leisure and transportation are associated with improved physical health and cognition in older adults. The research suggests that easy-to-walk communities can help stave off cognitive decline, even in individuals with mild Alzheimer's disease.
You might be allergic to penicillin -- then again, you might not
According to two studies, 94% of patients who believed they had a penicillin allergy actually tested negative. Consulting an allergist and conducting skin testing can help determine if alternative treatment is necessary before surgery. This can significantly lower prescription costs by reducing the use of high-cost antibiotics.
All kidding aside: Medical clowns calm children during uncomfortable allergy test
A Tel Aviv University study found that medical clowns significantly decrease anxiety and pain levels in children undergoing skin-prick testing. The intervention also reduced parents' anxiety before and after the test.
Failed Alzheimer's test shows in which direction the research should continue
Researchers, led by Bart De Strooper, have found that failed Alzheimer's tests can teach valuable lessons for future research. Studies on γ-secretases and Aβ-peptides may still hold promise in treating the disease, but more fundamental research is needed to bridge the current knowledge gap.
Study finds Google glasses may partially obstruct peripheral vision
A study found that Google glasses created partial peripheral vision obstruction in participants, inducing scotomas and impairing daily functions. The authors suggest additional research is needed to understand the effects of these devices on visual function.
New study: Forensic DNA test conclusively links snake bite marks on people to species
A new study using forensic DNA tests successfully identified the species of venomous snakes that bit people 100% of the time. The test has the potential to improve care for patients affected by deadly snakebites in countries where this is a major health risk.
New test shows promise in identifying new drugs to treat Lyme disease
Researchers have developed a new test that can analyze thousands of FDA-approved drugs to find effective treatments for Lyme disease. The test, called the SYBR Green I/PI assay, enables the measurement of bacterial viability after drug treatment, making it more accurate and efficient than existing methods.
New test will combat major cause of preventable blindness in Africa
A new test accelerates global progress toward eliminating onchocerciasis, the leading cause of preventable blindness in Africa. The SD BIOLINE Onchocerciasis IgG4 rapid test is faster and easier to use than current options, providing results within 20 minutes.
Virtual reality promises new applications for sexual offending
Researchers at the University of Montreal are exploring virtual reality as a tool to better gauge sex offenders' reactions and assess therapeutic progress. By testing virtual reality protocols, they aim to validate theories explaining why offenders act on their impulses.
Tests will track improved thinking in people with Fragile X, Down syndromes
Researchers are developing new tests to track changes in cognitive functioning of people with intellectual disabilities, including those with Fragile X and Down syndromes. The tests will assess processing speed, memory, attention, and language skills.
New optimal screening threshold for gestational diabetes in twin pregnancies
Researchers found that a blood sugar level of ≥135 mg/dL is the optimal first step cutoff for additional screening in women carrying twins, yielding 100% sensitivity with a 28.6% test positive rate. This cutoff may decrease cost and anxiety without compromising treatment effectiveness.
IU researchers: Blood test may help to diagnose pancreatic cancer
Researchers at Indiana University have found that a panel of microRNAs in plasma can accurately diagnose pancreatic ductal adenocarcinoma, the most common type of pancreatic malignancy. The discovery could lead to a blood test for early detection and potentially improve treatment outcomes.
Persuading doctors to quickly adopt new treatments
A study by Northwestern University found that influential colleagues can boost the adoption of new treatments in doctors, with a sweet spot of reminders every five to seven days. The research aimed to accelerate physicians' adoption of new treatments and tests, which can take up to 17 years.
One drop will do: UBC researchers develop simple new test for vitamin B12 deficiency
Researchers at UBC have developed a novel method to test for vitamin B12 deficiency, which can be done with just one drop of blood. The new method is sensitive enough to detect B12 levels in newborn babies and large populations, offering a convenient alternative to traditional blood tests.
Dispositional mindfulness associated with better cardiovascular health
Research at Brown University found a significant association between self-reported dispositional mindfulness and improved cardiovascular health, including lower BMI, physical activity, and fasting glucose. The study suggests that mindfulness training may be effective in increasing cardiovascular health indicators.
Skin patch could replace the syringe for disease diagnosis
A new skin patch has successfully detected malaria proteins in live mice, paving the way for a less painful and more accessible diagnostic method. The patch, designed by Simon R. Corrie's team, captures multiple biomarkers for diseases like malaria, which could lead to improved diagnosis and treatment.
Promising blood biomarkers identified for colorectal cancer: Is a screening blood test within reach?
Scientists have identified two promising candidates for blood-borne biomarkers that could lead to a simple screening test. Abnormal DNA methylation patterns and microRNAs show promise in detecting colorectal cancer.
Three-minute assessment successfully identifies delirium in hospitalized elders
A new three-minute diagnostic assessment, 3D-CAM, detects delirium with greater-than-90-percent specificity and sensitivity, particularly in patients with dementia. The test has the potential to significantly improve detection of this common and morbid condition in vulnerable older hospital patients.
Simple test may predict surgical wound healing complications
A simple test called transcutaneous oximetry may predict which patients are most likely to experience wound-healing complications after surgery. Patients with lower oxygen levels before surgery were more likely to develop complications, highlighting the potential tool as a means of taking extra precautions.
New test can help doctors choose best treatment for ovarian cancer
Researchers developed a new test called ADNEX to accurately diagnose ovarian tumours and choose the most appropriate treatment. The test uses clinical information, tumour marker blood tests, and ultrasound scan features to discriminate between benign and malignant tumours with high accuracy.
Study reports on medical resident knowledge of High Value Care via exam vignette
A study published in Annals of Internal Medicine found that medical residents' knowledge of High Value Care is essential for patient outcomes. The study used the IM-ITE exam and a hospital care intensity index to assess resident knowledge, revealing that conservatively managing patients was a key competency.
UChicago Medicine wins CDC grant to lead unique hepatitis C alliance
A $6.2 million grant will fund the Hepatitis C Community Alliance to Test and Treat (HepCCATT) program to build Chicago's capacity to test for and cure HCV infections. The initiative aims to screen 18,500 people annually and treat 2,500, with a focus on underserved communities.
Experts recommend against diagnosing testosterone deficiency in women
The Endocrine Society advises against testosterone therapy in healthy women, citing unknown long-term risks and limited benefits. Testosterone therapy may improve sexual function in women with Hypoactive Sexual Desire Disorder, but more research is needed to determine its safety and effectiveness.
Decreased ability to identify odors can predict death
A study published in PLOS ONE found that older adults who failed a simple smelling test were more likely to die within five years. The researchers found that olfactory dysfunction was a stronger predictor of mortality than chronic diseases like heart failure and cancer.
Worry, jealousy, moodiness linked to higher risk of Alzheimer's in women
A nearly 40-year-long study found that middle-aged women experiencing anxiety, jealousy, and moodiness are at a higher risk of developing Alzheimer's disease. Women who scored highest on neuroticism tests had double the risk of dementia, with those who were both easily distressed and withdrawn having the highest risk.
Annals of Internal Medicine tip sheet for Sept. 30, 2014
Commentaries in Annals of Internal Medicine argue that Proposition 46's mandatory physician drug testing could deter help-seeking and reporting, potentially harming patients. The authors instead advocate for addressing physician impairment through more nuanced solutions.
Good working relationships between clients, bankers can reduce defaults
A study by MIT professor Antoinette Schoar found that strong client-banker relationships reduce loan delinquencies and defaults. When loan officers leave, good-standing clients increase their probability of becoming delinquent on loans by almost 22 percent.
Many patients lack information about the use of targeted therapies, oncologists say
A survey of 895 doctors in Europe, South America, and Asia revealed that over three-quarters of oncology specialists believe their patients are not well-informed about treatment options. The majority (90%) use biomarker testing to choose treatments, but many identify cost or lack of reimbursement as key barriers.
Smelly discovery challenges effectiveness of antimicrobial textiles
Textile scientist Rachel McQueen's research found that antimicrobial fabrics were less effective at preventing bacteria and odours when tested on humans compared to lab experiments. The silver-chloride titanium dioxide compound, marketed for its ability to prevent odour, failed to eliminate bacteria in human testing.
UB study: COPD patients breathe easier with Lung Flute
A new study by University at Buffalo confirms that COPD patients breathe easier and report improved health status when using the Lung Flute, a hand-held respiratory device. The six-month study shows significant improvements in symptoms and quality of life.