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.
Scientists have developed a new method to detect transmissible spongiform encephalopathies, progressive and fatal neurological diseases, in cattle and humans. The technique uses fluorescence technology to identify distinct differences in the fluorescence signatures of retinas from infected animals.
Researchers at Brown University have developed a well-defined animal model of preeclampsia, allowing for experiments to shed light on the disease's cause. A potential lab test has also been developed to diagnose the disease in people, predicting problems as early as 12 weeks into pregnancy.
A new study found that only one-fifth of primary care physicians follow practice guidelines for all recommended colorectal cancer screening tests. Many clinicians overuse or underuse screening, leading to unnecessary testing and potential complications.
A new filtering technology has been developed that kills up to 98% of disease-causing bacteria in water in seconds without clogging or consuming much energy. The technology uses silver nanowires and carbon nanotubes to destroy bacteria, making it a promising solution for providing clean drinking water to those in need.
A large-scale study of 1,286,350 participants across various studies confirms that female and male math skills are substantially equal. The findings challenge long-held stereotypes and emphasize the importance of promoting confidence in girls' math abilities to encourage them to pursue careers in STEM fields.
A team of scientists has demonstrated the feasibility of Raman amplification, compressing long laser pulses to 1000 times shorter with intensities 300 times greater. This method could replace current expensive systems with smaller and more cost-effective ones, making technologies like x-ray development more accessible.
A nationwide clinical trial is underway to test the effectiveness of ranolazine in treating ventricular arrhythmias. The study aims to determine if ranolazine decreases death and cardiac arrhythmias, as well as hospitalizations from cardiac causes.
Menssana Research Inc. has been awarded a $4.2 million contract by the US government to develop a breath test for detecting radiation exposure. The test aims to identify biomarkers of radiation exposure in patients receiving radiation therapy, with the goal of creating a rapid and reliable diagnostic tool.
A consensus statement from The Endocrine Society and the US Centers for Disease Control and Prevention calls for improved testosterone testing standards. The recommendations aim to increase accuracy, reliability, and comparability of measurements over time.
A microfluidic device developed in Hong Kong enables non-invasive testing of anti-tumor drugs by subjecting cancerous cells to different concentration gradients. The device integrates a previously validated analysis method that quantifies cell apoptosis in real-time, allowing for precise control and reduced costs.
Research published in Occupational and Environmental Medicine found that workers exposed to loud noise at work are twice as likely to have serious heart problems as those in quiet workplaces. Workers under 50, particularly men and smokers, were at greater risk.
UT Southwestern researchers have found a set of proteins in blood serum that shows promise as a sensitive and accurate way to diagnose Alzheimer's disease. The analysis proved 94 percent accurate in detecting suspected Alzheimer's and 84 percent accurate in ruling it out in people without the disease.
A diet rich in walnuts and walnut oil may improve blood pressure responses to stress by lowering resting blood pressure and inflammation. The study found that adding flaxseed oil did not further lower blood pressure.
A UTHealth researcher has been awarded a three-year grant to develop an early biochemical diagnosis for Alzheimer's disease. The goal is to detect the disease years before symptoms appear, allowing for treatment to begin earlier and potentially preventing death.
Researchers at University of Wisconsin-Madison have found rhesus macaques can recognize themselves in a mirror under specific conditions, contrary to previous assumptions. This discovery may refine the use of the mark test and challenge existing theories on self-awareness in primates.
A new blood test called AccuPSA can detect rising prostate specific antigen levels after radical prostatectomy, allowing for earlier detection of cancer recurrence. This test has the potential to eliminate unnecessary treatments and improve health care costs by enabling earlier treatment with potentially better outcomes.
Researchers developed a questionnaire that relies on friends and family to evaluate cognitive changes, which corresponded with biomarker results more consistently than traditional cognitive tests. The Ascertain Dementia 8 (AD8) tool provides a brief and low-cost alternative for identifying individuals who need follow-up evaluations.
A new analysis by Stanford University School of Medicine found that using a popular test to identify patients who may benefit from statin therapy would be cost-effective, but only under certain scenarios. Assigning statin therapy based on risk alone was the most cost-effective strategy.
A comprehensive review of 10 studies involving 711 patients found no evidence that acupuncture aids in stroke recovery. The researchers concluded that the existing evidence is negative, calling for large-scale trials to better understand its effects.
The 2010 Annual Meeting & OTO EXPO of the American Academy of Otolaryngology – Head and Neck Surgery Foundation features over 305 scientific research sessions and 594 posters. Researchers discuss challenges in caring for the aging voice and effective advocacy in healthcare reform.
Researchers found that two single vodka and orange drinks significantly affected obstacle avoidance test results in senior volunteers. The study showed delayed response times and reduced amplitudes after just one drink, highlighting the negative impact of low-blood-alcohol concentrations on dexterity.
A new study published in Human Reproduction found that children conceived by IVF perform at least as well as their peers on standardized tests from grade 3 to 12. The study also discovered factors such as older mother age, higher education levels of both parents, and lower divorce rates linked to better test scores.
A study by Kojo Yeboah-Antwi found that community health workers can safely provide integrated management of pneumonia and malaria to communities. The intervention resulted in a significant increase in appropriately-timed antibiotic treatment for non-severe pneumonia.
A study of 70 patients with low-to-moderate risk chest pain and a negative cardiac CT scan found no signs or symptoms of adverse cardiac events during the year after discharge. The results suggest that earlier discharge based on negative cardiac CTA results may be safe and clinically efficacious.
A new study reports a low stricture recurrence rate of postoperative biliary strictures after endoscopic stent placement, with successful retreatment options available. The study followed up on patients who underwent the treatment from 2001 to 2010, finding that most remained asymptomatic and had normal liver function tests.
Researchers at ASU's Biodesign Institute have developed new technologies to create a potential therapeutic that can protect soldiers against an unknown pathogen in just 7 days, significantly reducing the time needed for production. The project aims to utilize synthetic antibodies or synbodies to rapidly construct a custom-tailored ther...
A nationwide study of over 84,000 students found that those with high debt levels or low MCAT scores were more likely to face difficulties in medical school, including graduation or licensing exam failure. Students from underrepresented racial and ethnic groups also faced higher dropout rates.
The Standards Standard provides a centralized source of information on healthcare information, communications, and technology standards. It includes interactive components allowing readers to comment and discuss articles on electronic health systems implementation.
A study found that infected cows' retinas emit a characteristic glow when exposed to light, potentially leading to an inexpensive diagnostic test. This breakthrough could help prevent the spread of mad cow disease in the food supply.
A new molecular test has been shown to diagnose tuberculosis (TB) and detect drug-resistant bacteria with high sensitivity and specificity. The Xpert MTB/RIF TB test successfully identified 98% of confirmed TB cases and patients with rifampin-resistant bacteria in under two hours.
Researchers at the University of New Hampshire have created a novel method using power meters and stationary bicycles to determine cycling fitness. The technique allows athletes to establish personalized training zones with high accuracy, enabling coaches to prescribe targeted workouts.
A team of researchers has isolated a molecule that can shut down a dysfunctional immune response, causing deadly conditions like hemorrhagic shock, delayed heart attack deaths, and rheumatoid arthritis joint destruction. The discovery marks a significant step toward clinical application, with the potential to save lives.
Researchers have discovered that plantain soluble fibres can prevent the uptake and transport of E. coli across M-cells in the gut, reducing chronic inflammation in patients with Crohn's disease. Clinical trials are underway to test whether a medical food containing plantain fibres can keep patients in remission.
Early testing and drug development are critical issues in Alzheimer's care, according to Dr. Kenneth S. Kosik, who argues that the medical system is not equipped to address patients' questions about treatment and end-of-life care.
Researchers at Arizona State University have created a new device that simplifies health diagnosis by detecting diseases quickly and at lower costs. The Integrascope uses superhydrophobic surfaces and LEDs to focus light on tiny particles, allowing for rapid detection of infectious agents or proteins in patient samples.
Using an electronic medical record (EMR) tracking system can improve follow-up after an abnormal Pap test, leading to increased diagnostic resolution and faster treatment times. The study found that physicians who used this tracking system had significantly shorter times to diagnosis compared to traditional methods.
A 7-year study found that moderate wine consumption, especially among women, is associated with better performance on cognitive tests. The study suggests that polyphenols and other microelements in wine may help reduce the risk of cognitive decline with ageing.
A new study suggests that common hypertension medications can increase blood pressure in some patients. Researchers found that measuring renin levels through a blood test could help doctors choose the most suitable treatment for their patients, reducing the need for additional medication and improving blood pressure control.
Research by Elizabeth Sweeney examines how biomedical tests diagnose and define pain, leading to emotional suffering for patients with unexplained conditions. The study analyzes over 20 articles from the journal Pain®, highlighting challenges in diagnosing chronic pain.
A diagnostic test of eight short questions can detect depressive thinking patterns in women who care for an adult family member with a serious mental illness. The test has been found valid in different groups and cultures, and its successful completion can lead to prevention of serious depressive illness.
A $1.7 million NIH grant supports UT Dallas researcher Dr. Michael Kilgard's investigation into nerve stimulation as a long-term cure for tinnitus. The goal is to retrain the brain to ignore nerve signals that simulate ringing, offering a possible permanent end to the condition.
Scientists at NIST evaluated three voice-translation devices designed to improve communications between the US military and non-English speakers. The devices, called TRANSTAC, use automatic speech recognition and text-to-speech technology to translate languages in real-time.
The ITEA D-MINT project successfully applied model-based testing to industrial scale, reducing development time and increasing efficiency. Key industries like automotive, telecommunications, and healthcare saw significant benefits from this approach.
Two new tests have been developed by Harvard psychologists to predict patients' risk of attempting suicide. The first test measures attention to suicide-related stimuli, while the second assesses implicit mental associations between death/suicide and oneself. These behavioral markers show great promise in identifying high-risk individu...
A new diagnostic technique called microscopic-observation drug-susceptibility (MODS) has been shown to be significantly more sensitive and faster than conventional culture tests, diagnosing 70% more cases of pulmonary TB among children under 12. This is the best available test for confirming paediatric pulmonary tuberculosis in resourc...
Researchers have developed a new technique combining flexible sigmoidoscopy with optical technologies to detect colon cancer more accurately in women. The test identified subtle changes in tissue that indicate the presence of cancer, providing hope for improving discrepancies in screening accuracy between men and women.
A new test developed at Stanford University School of Medicine predicts the outcomes of a subsequent round of IVF for women who have already gone through a cycle. The test is 1,000 times more accurate than current age-based guidelines and provides personalized predictions based on clinical data from prior failed treatments.
A 24-year-old pregnant woman was diagnosed with vitamin A deficiency due to poor diet and intestinal absorption issues. Following vitamin A supplementation, her vision returned to normal, highlighting the importance of proper nutrition and diagnosis for potentially curable forms of blindness.
Scientists have developed a new, automated genetic method for determining a broader range of blood types, enabling better matching in blood banks. The HiFi Blood 96 test can handle high volumes of blood and is more affordable than existing commercial tests, paving the way for wider adoption of extended blood group typing.
Researchers found that low vitamin D levels are associated with cognitive decline in older adults, particularly in executive function. The study, which assessed 858 adults over six years, showed a 60% increased risk of substantial cognitive decline among those with severely deficient vitamin D levels.
A study by researchers from the University of British Columbia and Dalhousie University found that colorectal cancer screening can reduce mortality by 39-83% and incidence by 26-81%. Regular screening, such as fecal tests or colonoscopies every ten years, is recommended for average-risk individuals.
Researchers have discovered a dramatic increase in an enzyme called O-GlcNAcase in the red blood cells of people with diabetes and prediabetes. This enzyme may be used as a diagnostic tool to detect prediabetes at its earliest stages, allowing for potential early intervention.
A Tel Aviv University study finds that women who fail the glucose challenge test have a nearly 50% chance of developing Type II diabetes within ten years. The test's predictive power highlights the need for personalized counseling and intervention to prevent disease onset.
A survey by Mount Sinai School of Medicine found that 91% of physicians believe 'defensive medicine' is necessary due to malpractice concerns. The study suggests that tort reform can decrease unnecessary testing and rising healthcare costs.
A study published in the Journal of the International Neuropsychological Society found that lower performance on tests measuring learning and processing speed, as well as symptoms of depression, predicted subsequent cognitive decline in a normal population. The researchers used advanced statistical methodology to analyze multiple varia...
Researchers at LA BioMed developed a novel approach to efficiently identify disease-relevant genes in human complex neurological disorders. This method was successfully applied to Amyotrophic Lateral Sclerosis (ALS), also known as Lou Gehrig's Disease, revealing new insights into the disease and potential diagnostic tests.
A Kaiser Permanente Center for Health Research study found that simple, automated telephone reminders can increase colon cancer screening rates by 30 percent. The study, which involved nearly 6,000 members in Oregon and Washington, showed that people were more likely to get screened after receiving automated reminders.
A study published in Neurology found that a combination of tests can predict falls in people with Parkinson's disease. The tests evaluated overall symptoms, balance, and mobility, showing a sensitivity of 78% and specificity of 84%. Implementing these tests can help identify those at risk of falling and prevent injuries.
The US ranked last in five areas of health system performance: quality, efficiency, access, equity, and healthy lives. Affordable Care Act provisions may improve access and equity, but the country still lags behind others on measures of quality and value.
NIST scientists have developed a theoretical model to decode electrical signals generated by nanopores, enabling the identification and quantification of proteins and other molecules. This breakthrough brings us closer to realizing nanopores as a powerful diagnostic tool for medical science.