Articles tagged with Medical Tests
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers created a Liver-Chip using Organs-on-Chips technology to predict liver toxicity across species. The platform accurately assesses the liver-specific effects of various drugs on liver cells from rat, dog, and human sources.
The American College of Physicians recommends screening for colorectal cancer in adults at average risk who do not have symptoms. The recommended screening frequency varies depending on the chosen strategy, with options including fecal immunochemical tests, colonoscopy, and flexible sigmoidoscopy.
A study by Johns Hopkins Medicine found that vaping 'high CBD, low THC' cannabis products can result in positive urine drug test results. Two out of six participants tested positive for THC after vaping a batch containing 10.5% CBD and 0.39% THC.
A new study found that a blood test for CA125 levels can detect ovarian cancer in women with suspicious symptoms, with 10% of those with high levels diagnosed with the disease. The test also revealed higher risks of other cancers, such as pancreatic and lung cancer, among older women
A simple saliva test can identify recent spice use in five minutes, helping health professionals diagnose and treat patients. The test also provides information on the type of spice used and concentration.
Brown University researchers are testing neighborhood-based intervention strategies and fentanyl test strips to combat the opioid epidemic. The PROVIDENT project aims to predict which neighborhoods are most at risk for opioid overdoses and deliver targeted interventions. Meanwhile, the RAPIDS project evaluates the effectiveness of fent...
A national survey of physicians found that 99% have experienced care cascades, causing patients psychological harm, physical harm, and financial burden. Physicians report waste of time and effort due to cascades, emphasizing the need for guidelines and patient education.
A new study found that less than 20% of Canadian patients with chronic kidney disease received a critical urine test within six months of diagnosis, highlighting a significant gap in care. The test is crucial for assessing the severity of kidney disease and guiding treatment.
The assay has a clinically relevant 5-day turnaround time and can be conducted on as little as 20 ng genomic DNA. It requires minimum input of tumor DNA without the need for matched normal and is histology agnostic, addressing pre-analytical variability.
A new rapid assay for Lyme disease uses several biomarkers to detect infection and is more sensitive than current tests when diagnosing early after suspected infection. The research could lead to a practical test for healthcare providers.
Incorporating physical exercise into school lessons boosts test scores and overall educational outcomes, with significant effects on attention and learning, while increasing physical activity levels
A new blood test increased diagnoses of women with heart attacks by 42%, but the gender gap in treatment remains. Women were 50% less likely to receive recommended treatments after a heart attack diagnosis.
A rapid microfluidic test can diagnose Lyme disease with similar performance to the standard 2-tiered approach in a much shorter time. The test uses a combination of three proteins to identify antibodies specific to the B. burgdorferi bacterium in the serum.
A new blood test has been developed to accelerate brain cancer diagnosis, distinguishing patients with brain cancer from healthy individuals correctly 87% of the time. The technology uses infrared light and artificial intelligence to identify the signs of cancer in a blood sample.
Researchers created a test using tumor organoids to predict how patients with advanced colorectal cancer respond to chemotherapy treatment. The test correctly classified 80% of patients treated with irinotecan, suggesting it could help identify those who won't benefit from toxic chemotherapies.
A new rapid testing method is being used to improve antibiotic treatment for sepsis patients, enabling medical teams to make quicker and more targeted therapy choices. The study found that providing rapid drug susceptibility information can lead to better patient outcomes and less unnecessary broad-spectrum antibiotic use.
Researchers at UC Davis developed a breath test that can detect opioid drugs in exhaled breath, providing a non-invasive alternative to blood tests. The test was tested on patients receiving pain medications, showing promise in tracking medication usage and detecting potential overdose risk.
Researchers found that multigene testing for all patients with breast cancer can be a cost-effective approach, reducing healthcare costs and improving patient outcomes. The study compared the cost-effectiveness of multigene testing to selective testing based on family history or clinical criteria.
Experts advise against routine bowel cancer testing for everyone aged 50-79 due to small benefits and potential harms. However, men and women with a risk of 3% or more in the next 15 years should consider screening.
A novel light waveform approach can solve two major challenges in microresonator development, enabling compact frequency combs that can be used in medical tests and other applications. This technology has the potential to greatly expand the range of applications for frequency combs.
A new study by the University of Michigan found that interprofessional collaboration and on-the-job training significantly improve linkages to HIV testing and primary care. This can help decrease HIV transmission and promote viral suppression among vulnerable populations.
A smart shirt has proven to be accurate in measuring breathing, with results similar to traditional equipment, according to European Respiratory Society research. The Hexoskin senses chest movements and records air volume, heart rate, and movement, making it a practical alternative for monitoring lung function.
Researchers at Intermountain Medical Center found that wrist-worn step trackers can estimate exercise capacity and determine health status of patients with pulmonary disease. This technology allows for more frequent monitoring of patient progress and disease management, enabling early interventions to improve outcomes.
The American Gastroenterological Association has released a clinical guideline that helps healthcare providers identify appropriate tests to evaluate patients with suspected functional diarrhea. The guideline recommends considering fecal calprotectin or lactoferrin, testing for Giardia, and ruling out celiac disease.
Researchers have developed a laser incubator for blood that can slash incubation time to just 40 seconds, improving pre-transfusion testing and saving lives. This technology has the potential to prevent fatal blood transfusions in critically ill patients and detect antibodies in pregnant women.
Researchers found that neuropsychological tests have predictive value for everyday life activities in individuals with MS. However, non-cognitive variables and person-specific factors also play a crucial role in evaluating the impact of the disease on daily functioning.
Researchers at ETH Zurich have developed a handheld device that can detect methanol in alcoholic beverages and diagnose poisoning by analyzing exhaled breath. The device uses a small metal oxide sensor to distinguish between methanol and ethanol, with detection limits down to the legal limit.
A recent study published in Annals of Internal Medicine found that early blood sampling for microorganisms is critical to treating sepsis. Emergency rooms must follow sepsis guidelines, which demand trained personnel and proper equipment, to prevent organ damage and death.
A comprehensive study of intestinal gases has been conducted by UNSW Sydney, examining their interactions with the microbiome and associated disorders. The research highlights the importance of gases in maintaining human health and provides a novel tool for analyzing gastrointestinal gases in vivo.
A new study suggests that popular mobile phone games can provide a tool to detect early signs of cognitive decline, including dementia. The research found that patterns of tap, swipe, and rotational gestures correlate with brain function.
A new study is testing a text-delivered counseling program for young adults with cannabis use disorder. The program, called PNC-txt, aims to reduce heavy cannabis use and improve relationship and memory problems among participants.
Researchers created a biosensor for detecting prostate cancer recurrence with high sensitivity and low cost. The device, like a home pregnancy test, provides immediate results and can help improve patient outcomes.
A recent study found that a standardized medical school exam can bias the entry of diverse and qualified candidates into radiation oncology residency programs. The researchers suggest that using a holistic approach to evaluate applicants could help address these biases, incorporating emotional intelligence and other core competencies.
A study found that combining numeric skills with high confidence leads to improved life outcomes, including better financial stability and health. Higher objective numeracy was associated with better outcomes, but only when paired with higher confidence.
Researchers create new way to detect resistant bacteria, enabling clinicians to reserve stronger antibiotics for most patients. The modified antibiotic can be attached to a sensor surface to detect resistance enzymes, paving the way for rapid diagnostic tests.
A new tablet-based app offers a faster, easier, and more accurate way to assess the cognitive function of people with multiple sclerosis. The app, called iCAMS, reduced test time from about 23 minutes to 14 minutes while producing highly accurate results.
Research suggests that low numeric confidence can wipe out the advantage of having good math skills, leading to poorer financial and medical outcomes. Participants with high confidence in their math abilities had better health outcomes and more stable finances.
Researchers found that 89% of patients had elevated levels of autoantibodies against the adrenergic alpha 1 receptor, suggesting an autoimmune connection to postural orthostatic tachycardia syndrome. A simple blood test could aid in diagnosis, paving the way for easier identification and treatment.
A new study by Ohio State University researchers found no connection between 'extreme' pubic hair removal and chlamydia or gonorrhea infections. The study used laboratory-confirmed diagnoses and controlled for potential confounding factors, improving on previous research.
A novel disease mechanism links circulating DPP3 to cardiac and renal dysfunction, with sustained high DPP3 levels associated with reduced cardiac function, impaired kidney function, and increased mortality. The DPP3 biomarker has high potential utility in diagnosing organ dysfunction and predicting outcomes in cardiogenic shock patients.
A new study from the University of Pennsylvania School of Medicine found that providing patients with more testing choices, such as home fecal immunochemical testing (FIT), does not increase participation in colorectal cancer screening. However, framing choice did impact patient decision-making, leading to a decrease in colonoscopy rates.
A new study found that trainee doctors with dyslexia are less likely to pass the UK GP clinical skills exam, especially if they declare it after failing at least once. The research highlights the need for further investigation into the challenges faced by candidates with dyslexia and potential solutions to support them.
Research funded by the British Heart Foundation has challenged a long-held medical myth that women experience unusual heart attack symptoms. According to the study, both men and women present with similar key symptoms, such as chest pain and nausea, highlighting the need for awareness of common warning signs.
A new DNA test can diagnose chlamydia infection in koalas within 30 minutes, providing on-the-spot results and allowing for quicker treatment decisions. The test, developed using the LAMP method, targets a specific sequence of DNA in the bacteria and has been successfully trialled at Currumbin Wildlife Hospital.
A novel quality improvement toolkit, IRON MOM, has shown to enhance early detection and treatment of iron deficiency in pregnancy, according to a study led by St. Michael's Hospital. The implementation resulted in a nearly 10 times increase in ferritin testing rates and a significant decrease in anemia risk.
A team of scientists developed a technique to coat low-cost paper with a liquid-infused polymer layer, creating a portable lab for field laboratory tests. The coated paper performed significantly better than uncoated paper in terms of fluid delivery and accuracy.
A €4.5 million project, ARREST-TB aims to develop affordable, accurate diagnosis of TB in resource-limited settings. The technology will enable precise treatments and limit disease propagation.
A three-site study in the Blue Marsh watershed found seasonal differences in microbial populations, with increases in warmer months and higher levels of nitrate and phosphate. The researchers used Biolog Ecoplates to test water samples, revealing changes in bacterial counts and chemical profiles linked to human activities.
Researchers at Rutgers University highlight the need for individualized vitamin D guidelines, as optimal levels may vary across ethnic and racial groups. Current tests have limitations, and more standardization efforts are being made to improve accuracy.
A 72-year-old man experienced considerable pain, bleeding, and swallowing difficulties after his dentures got stuck in his throat during surgery. Despite multiple hospital visits and surgeries, he eventually recovered without further complications. The case highlights the importance of removing false teeth before general anesthetic.
A new study found that nearly half of patients with UTIs were not tested for the infection, leading to unnecessary antibiotic prescriptions and increased risk of antibiotic resistance. The researchers argue that doctors need access to rapid diagnostics tests to accurately diagnose and treat UTIs.
A new blood test for coeliac disease has been developed, detecting inflammatory markers in the blood within hours of gluten consumption. This potential diagnostic test could improve upon current methods requiring patients to consume gluten for weeks or months.
Researchers have developed an artificial human eye replica, the blinking eye-on-a-chip, to model dry eye disease (DED). The device mimics the complex pathophysiology of DED, allowing scientists and drug developers to test experimental treatments.
A new DNA methylation test has been shown to accurately predict which cases of precancerous cervical disease will become more serious, helping women decide on treatment options. Most women with moderate dysplasia can be safely followed without surgery until their disease resolves.
Researchers at RMIT University have developed a simple pressure pump made from balloons and nylon stockings that can be used to test water contaminants and blood samples. The low-cost device has been tested in various experiments, including detecting aquatic parasites and cancer cells.
A study of nearly 3,400 second-year resident physicians in the US found that 45% experienced burnout symptoms, which may contribute to care disparities and racial bias towards black people. The observed association was small to medium and cannot be determined as causal.
The American College of Emergency Physicians warns that generic mobile phone chargers can cause serious injuries, including burns and electrocutions. Teens and adolescents are particularly at risk due to their frequent mobile device use.
A study by North Carolina State University found that drivers tend to overlook low-salience targets when high-salience hazards are present in traffic images, with low-salience targets being up to 40% less likely to be detected in two-hazard scenes.
A study of over 900,000 VA patients found that routine blood tests with random plasma glucose levels below 200 mg/dL can accurately predict the development of diabetes. Patients with high glucose levels are more likely to be diagnosed with diabetes in the future, making this test a valuable tool for early intervention and prevention.
A recent study published in the British Journal of Anaesthesia found that people with diabetes taking gliflozin medications are at risk of ketoacidosis during surgery. Euglycaemic ketoacidosis can be deceiving, presenting with normal blood sugar levels, and may be missed easily by clinicians.