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.
A new study from Karolinska Institutet and the University of Helsinki reveals how integrating digital tools, classical laboratory tests, and biomolecular measurements can enable individualized disease prevention. The researchers also found significant correlations between health risks and molecular factors associated with overweight, d...
Researchers at HSE University have created a new, standardized test battery to diagnose language disorders in people with brain damage. The test, the first of its kind in Russia, has been validated through large-scale data collection and uses modern neurolinguistic models.
Researchers found that cerebral palsy patients with low muscle mass often have inaccurately calculated kidney function, leading to missed diagnoses of advanced kidney disease. This association increases the risk of cardiovascular disease and mortality in this population.
A noninvasive diagnostic method, sonobiopsy, has been developed to detect brain tumors with improved sensitivity. The method uses focused ultrasound to target tumors and injects microbubbles that release biomarkers into the bloodstream.
Researchers will identify and track SARS-CoV-2 variants using genomic sequence analyses. The project aims to understand the emergence and spread of the virus in West Virginia, helping public health officials prepare for future outbreaks.
A team of Lehigh University undergraduates has won the National Institutes of Health's Healthcare Technologies for Low-Resource Settings Prize for developing a diagnostic device to detect sickle cell disease in infants. The $15,000 prize will support further development and testing of the device, which could improve healthcare outcomes...
A new study improves AI diagnoses by penalizing algorithms for false negatives, which can be more urgent than accuracy. Researchers achieved significant improvements in precision and recall for chronic kidney disease and other conditions using cost sensitivity techniques.
A new rapid screening test for glaucoma uses infra-red sensors to monitor eye movement, providing accurate results within seconds. The test could help advance early detection of the disease, a leading cause of irreversible blindness, and make it more accessible for national screening programs.
Researchers found that certain urinary biomarkers, including neutrophil gelatinase-associated lipocalin and kidney injury molecule-1, were associated with increased risk of severe acute kidney injury or death in patients hospitalized with COVID-19. These biomarkers may help identify patients at high risk for adverse kidney outcomes.
New research from the University of Georgia reveals that crisis pregnancy centers offering STI and HIV services are not meeting quality care standards. Many CPCs fail to offer comprehensive testing, treatment, or referrals, despite advertising as medical facilities.
A team of researchers at the University of Warwick has demonstrated a novel glycan-recognition technology for detecting SARS-COV-2 using sugars. The prototype devices showed promise in identifying COVID-19 positive swabs across various viral loads, including variants of concern.
A woman-owned spinout company, Chosen Diagnostics Inc, has received a $2.1M NIH grant to develop and commercialize a noninvasive diagnostic biomarker test for necrotizing enterocolitis. The test, called NECDetect, identifies 93% true positives and 95% true negatives in diagnosing the disease.
A plasma biomarker panel identified a combination of sTNFR1, sTNFR2, cystatin C, and eGFR that discriminated between patients with worsening or low risk of chronic kidney disease after three years. This combination was particularly effective at identifying those with very low risk of subsequent kidney dysfunction.
A new study from the University of Gothenburg introduces an AI-based method to develop faster, cheaper, and more reliable information about cells using microscopy. This approach eliminates the drawbacks of traditional fluorescence microscopy by providing accurate results without damaging cells or inhibiting processes.
Researchers discovered a simple questionnaire and airflow measurement test can identify adults with undiagnosed chronic obstructive pulmonary disease (COPD) in China. The Chinese symptom-based questionnaire combined with microspirometry could provide the most efficient way to identify patients needing treatment for COPD.
A team of researchers has developed a low-cost and low-waste device that uses Tootsie Roll candy as an electrode to monitor ovulation status or kidney health. The sensor works by detecting changes in salt levels in saliva, with preliminary tests showing promising results.
Researchers have developed a potential blood test to diagnose Alzheimer's disease using atomic force microscopy technology. The test analyzes protein fibers made up of beta-amyloid peptides and tau proteins, which accumulate in patients' blood cells, indicating the stage of the disease.
Patients with dementia presenting with shortness of breath were less likely to be tested for pulmonary embolism compared to those without dementia. Clinical signs and risk factors, such as elevated heart rate, were also evaluated differently in patients with dementia.
A new electronic 'nose' has been developed to detect when a lung transplant is beginning to fail, with 86% accuracy. The device uses machine learning algorithms to analyze exhaled breath patterns and identify lung diseases, offering new hope for patients diagnosed with chronic allograft dysfunction.
A study of 1,349 Malawian women aged 16-26 found that nearly 13% reported difficulty conceiving, with 85.5% seeking help. Traditional healers were the most common source of support, used by 44.4% of women.
A new adhesive, inspired by barnacles' sticky substance, can form a tight seal within seconds of application on wet surfaces, including blood-covered tissues. This bio-inspired tissue glue shows promise in rapidly controlling bleeding and may offer a more effective treatment for traumatic injuries.
The Minimally Instrumented SHERLOCK (miSHERLOCK) test uses CRISPR-based technology to detect multiple COVID-19 variants in saliva samples, providing faster and more accurate diagnoses. The low-cost device, costing $6 per assay, can be assembled using a 3D printer and provides results within one hour.
Researchers at UC Berkeley created a rapid COVID-19 diagnostic test utilizing tandem CRISPR nucleases, which accelerates RNA detection and reduces sample handling. This innovation simplifies the assay process, making it faster and more efficient for SARS-CoV-2 virus detection.
A new study by Staffordshire University found that users of the Heart Age Test (HAT) were more likely to make healthy lifestyle changes. The test aims to provide early warning signs of cardiovascular disease, encouraging users to reduce their heart age through diet and exercise.
A new study by researchers at Massachusetts General Hospital found that preoperative urinalysis screening for asymptomatic patients undergoing surgery has little or no benefit. However, the test may lead to unnecessary antibiotic prescriptions and exposure to potential harms, including Clostridium difficile infection.
Researchers at University of Colorado Boulder have developed a blood test that can assess the timing of an individual's internal circadian clock, potentially leading to personalized medicine breakthroughs. The study found that analyzing a combination of molecules in a single blood draw can determine the timing of a person's biological ...
The poor are unlikely to obey strict lockdowns due to lack of nutrition, economic opportunities, and infrastructure. African policymakers need to prioritize social and economic measures over stringent lockdowns to slow the spread of COVID-19 and future pandemics.
Researchers at ETH Zurich developed a new chip-based test that incorporates the placenta into embryotoxicity assessments. The test detects indirect damage to embryos by analyzing stress responses of human placental cells to toxic substances.
Researchers developed a new risk equation using 6 routinely available patient parameters to estimate the risk of CKD patients progressing to ESKD requiring KRT. The 6-variable risk score achieved high predictive performance and good calibration in validation cohorts.
A Rutgers study found Black and Latinx people seek information on COVID-19 safety measures, such as mask-wearing and testing, due to pandemic experiences. However, they are skeptical about vaccines due to concerns over rapid development, side effects, and lack of transparent information.
A new study highlights the need for change in Malta's school curriculum to combat obesity, which affects 40% of primary and secondary school children. Introducing a more physically intense PE program improved BMI and overall health among children.
Researchers have developed an anti-sperm monoclonal antibody that shows potent sperm agglutination and immobilization activity, making it a safe and effective method of birth control. The Human Contraception Antibody (HCA) is being tested in a Phase I Clinical Trial and could address current gaps in the contraception field.
Researchers found diabetics use half as much force to hold objects, unlike those with other neurological diseases. The study developed a new methodology to measure grip force, providing potential for quick and easy diagnosis of diabetic neuropathy.
Researchers from North Carolina State University have developed a wearable sensor that monitors plant stress and disease in a noninvasive way by measuring volatile organic compounds (VOCs) emitted by plants. The system can alert users to specific problems, allowing growers to identify issues quickly and limit the spread of diseases.
The SAEM GRACE team developed recommendations for testing, treatment, hospital admission, and screening tools for recurrent, low-risk chest pain. Guidelines prioritize patient-important outcomes and consideration of patients' values and preferences.
A new risk prediction model may improve the prediction of impending spontaneous preterm birth, reducing unnecessary hospital admissions and treatment costs. The model combines clinical risk factors with vaginal fluid fetal fibronectin concentration analysis, showing promising performance in predicting preterm birth within seven days.
Researchers used digital pens to capture participants' performance during cognitive tests, identifying patterns that correlate with physical function. They found groups of participants who had similar patterns of writing and thinking times, which were linked to poorer physical function or memory/executive function scores.
A new trial will evaluate a blood test for personalized cancer treatment, targeting oesophageal, stomach and bowel cancers. The test detects DNA changes specific to cancer and may offer an earlier indication of treatment effectiveness.
A new experimental model using human stem cells successfully tested the impact of a next-generation anti-inflammatory drug on the brain's blood-brain barrier. The results showed that the breakdown of the barrier is more complex than previously thought and can be prevented with antioxidants.
A new study published in Neurology found that despite lower socioeconomic status, Black people with multiple sclerosis (MS) tend to have more disability than white peers. The study discovered smaller brain lesions and slower cognitive and physical processing speeds among Black participants.
A crossover trial found that exercising with a mask elevated breathing resistance and reduced peak exercise oxygen uptake, but did not compromise overall fitness. The study suggests that wearing masks during exercise may exert physical limitations on capacity, but the clinical relevance of this finding is uncertain.
Researchers have discovered several stool proteins that can detect colorectal cancer and inflammatory bowel disease, potentially replacing invasive endoscopy. These novel biomarkers were identified using aptamer-based screening and showed promise in early diagnosis and predicting disease progression.
Researchers have created an ultra-thin, inflatable device that can be used to treat severe forms of pain, covering a large section of the spinal cord with electrical currents. The device could be an effective treatment for leg and back pain, as well as paralysis or Parkinson's disease.
A nationwide study evaluates a targeted intervention aimed at transforming e-cigarettes from a maintenance product to a tool for smoking cessation. The research shows that the intervention produced smoking abstinence rates about 5-10 percentage points higher than those who received no intervention.
Researchers at the University of Illinois found that cancer survivors' tongues are significantly less sensitive to bitter, salty, or sweet tastes due to damage caused by radiation therapy. The team discovered that taste dysfunction persists for years after treatment ends, affecting the quality of life for these individuals.
Researchers found racial disparities in SARS-CoV-2 testing and COVID-19 hospitalization rates among children in England. The study suggests that these disparities persist even after adjusting for clinical and sociodemographic factors.
A distinctive inflammatory signature has been found in C90RF72 ALS patients, characterized by an increase in pro-inflammatory molecules in serum and cerebrospinal fluid. This finding informs the development of targeted anti-inflammatory therapies for this subgroup of ALS patients.
A systematic review of 501 chatbot apps found that none performed well on all testing criteria, with linguistic biases and usability challenges. The apps' limited program content made it hard to have extended or varied conversations between users and chatbots.
Researchers at Shinshu University Hospital developed a novel method to detect untreated osteoporosis through a low-cost, physical function test during routine health checks. The test measures two-step distance and body height to identify high risk individuals. Proper treatment can help avoid serious fractures and reduce mobility issues.
Researchers identified disparities in SARS-CoV-2 testing initiation by sociodemographic characteristics, including race and language, within a safety-net health system. Black, Native American, and non-English-speaking patients were more likely to receive testing through emergency departments rather than telehealth visits compared to wh...
New national screening guidelines from the U.S. Preventive Services Task Force recommend that regular screenings begin at age 45 for Americans without symptoms or high-risk factors. The updated guideline aims to detect colorectal cancer earlier and improve treatment outcomes, particularly among younger adults.
Researchers at UNIGE create 3D spheroidal tumor models incorporating tumor cells and patient-specific immune cells to test treatment efficacy. This innovative approach enables personalized treatment options, potentially reducing reliance on animal experiments.
A new simulation platform, Advanced Modular Manikin (AMM), has been developed to realistically simulate multiple trauma scenarios, providing physiologic responses and feedback. Trauma team members preferred the integrated AMM platform for its realism and feedback, leading to higher team experience ratings.
A study by CNIC scientists found that glycosylated hemoglobin can identify individuals with advanced atherosclerotic disease and increased cardiovascular risk. The test can be used to calculate the degree of subclinical atherosclerosis in the general population, enabling personalized treatment plans.
Researchers at Duke University and Stanford University School of Medicine found that long-term wearable device data can quickly indicate illness, dehydration, and abnormalities in a patient's red blood cell count. Machine learning algorithms applied to the data enabled identification of previously unknown relations between smartwatch s...
Researchers at the University of Pittsburgh developed a brain-computer interface that uses brain stimulation to evoke tactile sensations, improving control of a robotic arm. The study found that supplementing vision with artificial tactile perception cut the time spent grasping and transferring objects in half.
The GEM ExTra test uses whole exome sequencing and RNA sequencing to detect actionable mutations in patients with advanced solid tumors. It has been validated through clinical utilization and provides clinically actionable information to guide patient management decisions.
Researchers Farrokh Alemi and Amira Roess received funding to evaluate the effectiveness of symptom screening with predictive algorithm combined with at-home testing, finding it more accurate than alone.
Research shows that removing 'race correction' from pulmonary function test results reveals a higher prevalence and severity of lung disease among Black patients. The study found an increase in the percentage of patients with any pulmonary defect from 59.5% to 81.7%, indicating a significant difference.
A simulation study examined the impact of frequent testing and immunity-based staffing on COVID-19 transmission in nursing homes. The results showed that these interventions can significantly reduce the risk of transmission, making them effective strategies for preventing outbreaks.