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.
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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 Danish study found that fermented red clover extract effectively prevents hot flushes, hormonal swings, and bone loss in women with menopause. The extract increases the bioavailability of isoflavones, making them easier to digest, and shows promising results without side effects.
Liver specialists recommend screening high-risk patients for cirrhosis due to its growing prevalence as a cause of death, but others argue that the test's accuracy and cost-effectiveness are questionable. Implementing widespread screening could lead to disinvestment in other interventions and risks population health.
A new study reveals that high school principals have a significant impact on creating academic policies for students recovering from concussion. While many protocols exist for returning to sports, principals can help ease students back into their normal routine with accommodations such as frequent breaks and quiet testing environments.
A new USC-led study reveals that Medicare Advantage plans pay physicians similar prices to traditional Medicare, with most procedures seeing reimbursement rates near parity. The researchers also found that commercial insurance pays higher prices for many services.
Scientists have identified three inflammatory biomarkers that can detect traumatic brain injury (TBI) within hours of occurrence. The discovery could lead to the development of a test for diagnosing TBI on the sidelines of sports pitches or by paramedics, allowing for timely treatment and reduced disability.
A change in cervical cancer screening guidelines led to a decrease in Pap testing and chlamydia testing among young women. Chlamydia testing declined by 26% in females aged 15-19, resulting in lower reported incidence rates for this age group.
A study by Johns Hopkins Medicine suggests that on-site pill-testing services can reduce the risks associated with recreational drug use. The researchers found that people are more likely to reject taking a pill if it contains harmful additives or is adulterated.
The EPICUP® test, based on DNA analysis, can correctly diagnose CUP in 70% of cases, increasing the detection rate from traditional methods' 30%. This leads to the development of more specific treatments for these patients.
A simple test for bladder cancer has been developed that can predict its return in over 80% of patients, identifying the faulty protein TERT. This new method detects bladder cancers earlier than existing tests and distinguishes them from urinary tract infections, potentially helping doctors start treatment sooner.
Researchers expose newborn mice to isoflurane, a widely used anesthetic agent, and find chronic activation of the mTOR pathway, which affects normal brain development. The study reveals abnormal neuron structure and impaired learning abilities in mice exposed to isoflurane.
Researchers have adapted a diagnostic test for malaria to predict post-treatment anemia risk with 89% sensitivity and 73% specificity. The BinaxNOW malaria kit measures HRP2 remnants on red blood cells, offering a potential alternative to mandatory monitoring for high-risk patients.
A new portable device can quickly detect markers of deadly sepsis infection from a single drop of blood, providing rapid point-of-care measurement of the immune system's response. The device correlates well with traditional tests and vital signs, offering potential for earlier detection and prognosis.
A new study found that EPO blood doping has little effect on high-intensity laboratory cycling tests and endurance road-race performances. However, the drug was associated with increased risk of thrombosis due to elevated haemoglobin and adhesion molecule levels.
A new paradigm of empathy-based medicine is needed to improve patient outcomes and reduce practitioner burnout. Technology can exploit available technologies to gather basic information prior to consultation and aid decision-making.
Researchers at the University of Notre Dame have developed a novel platform using nanoparticles to detect peanut allergies. The technology mimics natural allergens and evaluates the potency of allergic responses using antibodies from patient blood samples.
A simple blood test measuring carcinoembryonic antigen (CEA) levels could change treatment options for 17% of stage 2 colon cancer patients. The test may improve survival rates and quality of life for thousands with the disease.
A study using Neuro Kinetics' I-Portal devices found that a battery of OVRT tests can accurately measure concussion symptoms both initially and during recovery. The study suggests that these tests may be used to monitor subacute concussion recovery and help determine the safest time for patients to return to activities.
The task force ranked tests into three tiers according to the strength of the recommendation for average-risk people. Colonoscopy is highly sensitive for cancer and precancerous lesions, while fecal immunochemical testing (FIT) is non-invasive and lower-cost but must be repeated annually. The new guidelines also recommend starting scre...
Researchers have developed a diagnostic test for amyotrophic lateral sclerosis (ALS) using neurofilaments, which can confirm the presence of the disease. The test has shown promising results in accurately diagnosing ALS patients, with a good correlation between neurofilament levels and motor neuron loss.
Exposure to just 10 minutes of light at night suppresses biting behavior and manipulates flight in Anopheles gambiae mosquitoes. The study suggests pulses of light could be an effective tool to complement established control methods for reducing disease transmission.
Researchers at Université de Genève have developed a new test to detect anti-phospholipid antibody syndrome (APS), an autoimmune disease affecting around 0.5% of the population. The test targets the specific antibody that binds to cells, producing pro-inflammatory and pro-thrombotic factors, offering improved accuracy and standardization.
Physicians' adherence to H. pylori guidelines is low, with only 58% checking for eradication after treatment. A higher proportion of physicians are treating patients after a positive test, but antibiotic resistance remains a concern.
Researchers at George Washington University are testing a candidate recombinant hookworm vaccine in a Phase II clinical trial. The study aims to prove the efficacy of the vaccine against hookworm infection and its potential benefits for millions of people infected worldwide.
A study published in Academic Emergency Medicine found that the level of benefit, risk, and cost significantly influence patients' decisions to receive a diagnostic test. The researchers discovered that participants were more likely to accept a diagnostic test when the cost was lower, highlighting the impact of financial burden on medi...
A large pragmatic trial found that checking finger-stick blood sugars did not offer significant advantages in blood sugar control or quality of life for non-insulin treated type 2 diabetes patients. The study suggests that the costs of home blood glucose monitoring may outweigh its benefits for this population.
Researchers at EPFL developed a dynamic test method that replicates blood and lymphatic systems, allowing for more accurate nanoparticle testing. This method reduces discrepancies between in vitro and in vivo tests, providing valuable insights into nanoparticle behavior.
A new assay developed by University of Illinois researchers can identify Palmer amaranth DNA in mixed seed samples, overcoming slow and unreliable testing methods. The low-cost technique uses quantitative PCR to detect genetic variations unique to Palmer, enabling farmers to certify their product as Palmer-free.
The new guideline provides practical advice on key areas, including diagnostic algorithms, treatment advice, and risk assessment. Patients will benefit from receiving evidence-based advice to reduce accidental reactions and manage reactions more effectively.
A new enhanced test, EQUC, detects significantly more bacteria in urine samples than the standard culture, leading to improved diagnosis and treatment of urinary tract infections. The study enrolled 150 urogynecologic patients and found that EQUC identified 110 species of bacteria, while the standard culture only identified 50 percent ...
The Consensus Document from the American Society of Addiction Medicine (ASAM) offers practical guidance on drug testing in various clinical settings. It emphasizes that drug testing should be widely used to monitor adherence and abstinence, but also serves as a therapeutic tool rather than a punitive one.
UCSB biologists develop new antimicrobial susceptibility test that mimics conditions in the body, identifying effective treatments for diverse bacteria. The revised test has significant implications for public health, allowing physicians to choose alternative drugs immediately if a standard test fails.
A molecule produced by a Thai liver parasite has been found to have the potential to supercharge healing and treat non-healing wounds in diabetics. The researchers have successfully produced a version of the molecule on a large enough scale to conduct laboratory tests, with promising results.
A new paper-based test strip could enable doctors and patients to monitor heart failure conditions at home, using smartphone apps for analysis. The test strip detects antigens ST2 and BNP, providing insights into the progression of the disease.
Researchers at Lawson Health Research Institute and Western University found that dual gait testing can predict dementia progression in seniors with mild cognitive impairment. The study showed that individuals with slower gait speeds while performing a cognitively demanding task are at higher risk of progressing to dementia.
A recent study found that a cancer drug called ibrutinib can reduce allergic skin test reactivity by 80-90% in patients with certain types of leukemia and lymphoma. The treatment also showed promise in preventing reactions to common airborne allergens, such as cat dander and ragweed.
A school-based intervention and podcast targeting parents improved children's ability to assess health claims, with over twice as many students in the intervention group achieving a passing score compared to those in control groups. The studies focused on 12 key concepts, including the reliability of anecdotes and conflicting interests.
A national patient safety effort led to a significant reduction in urinary tract infections related to catheters in nursing homes. The study shows that implementing a toolkit of training materials and coaching support can lead to improved catheter care and infection prevention.
Researchers have created a TaqMan-Based Multiplex real-time PCR detection system to rapidly diagnose sepsis, increasing the chance of targeting the correct agent and avoiding antibiotic misuse. The test detects 10 frequent bacterial pathogens from blood samples and can even identify pathogens in blood culture-negative cases.
Researchers discovered a link between a donor and infection in heart, lung transplant recipients caused by Mycoplasma hominis. The bacteria resists most antibiotics and can cause serious complications like pleurisy, surgical site infections, and mediastinitis.
Researchers found that a strategy combining personalized support and decision-making tools increased screening rates among patients at community health centers. 68% of participants were screened for colorectal cancer within 6 months, compared to 27% without the intervention.
A decision aid and support strategy increased screening completion among patients with historically lower screening rates, with 68% screened for colorectal cancer within six months. The intervention provided clear information about screening options and personalized support, facilitating shared decision-making with physicians.
A new study reveals that diesel vehicles worldwide exceed emissions standards by 4.6 million tons, resulting in 38,000 premature deaths each year. The findings emphasize the need for stricter emission certification tests and real-world compliance measures to improve air quality.
Researchers discovered changes in bacteria in the mucus lining of the intestine that could lead to earlier diagnosis and better management of inflammatory bowel diseases. This breakthrough study found these changes occurred 12 weeks before they were detectable in stool samples.
A Loyola Medicine study found that simulation techniques using SimMan 3G and trained actors improved neurologists' diagnostic skills for brain death. The training also enhanced their ability to communicate bad news to families, leading to better outcomes.
NIST researchers have developed Ion Mobility Spectrometry (IMS) and Direct Analysis in Real Time Mass Spectrometry (DART-MS) technologies to detect fentanyl in unknown powders. These techniques can identify the lowest concentrations of fentanyl mixtures, allowing law enforcement officers to take extra precautions.
A computer-generated physician is being developed to explain medical test results to patients in layman's terms, using graphics and videos. The system aims to improve health literacy and patient engagement, particularly among older adults with lower health literacy levels.
Behavioral economists argue that straight salary-based compensation could reduce over-provision of medical services, benefiting patients. Several high-quality health systems already use this model, which may also improve physician job satisfaction.
A University at Buffalo study found that patient satisfaction among IBS patients is influenced by demographic, GI, and psychological factors beyond the quality of care. The researchers discovered that reassurance from gastroenterologists, rather than diagnostic tests, drives patient satisfaction in this population.
Researchers developed a device to study the effects of 'extensional flow' on proteins, which can lead to reduced effectiveness and aggregation. The device revealed that manufacturing processes can be optimized to reduce protein damage, improving the quality of biopharmaceuticals.
Researchers at Western University developed a simple blood test to identify physiological changes causing resistant hypertension, leading to improved treatment outcomes. The study found that patients treated with the test had 50% controlled blood pressure after one year, compared to 11.1% in those receiving usual treatment.
A new study found that cervical cancer incidence rates among women without a hysterectomy increase with age until 70 and do not begin to decline until 85. Many women over 65 have inadequate screening history, highlighting the need for continued surveillance.
A single blood test measuring glycated CD59 at week 24-28 of gestation identified women with GDM with high sensitivity and specificity. The study found that median levels of plasma GCD59 were 8.5-fold higher in women who failed the GCT and 10-fold higher in women diagnosed with GDM.
A new study by British American Tobacco found that commercially available e-cigarettes did not promote the development of cancer in laboratory cells. In contrast, smoke from a reference cigarette was positive for cancer-promoting activity at very low concentrations.
A new study finds a single measurement of plasma glycated CD59 (GCD59) can identify women at risk for gestational diabetes with high accuracy. Higher GCD59 levels are associated with an increased risk of large-for-gestational-age newborns, highlighting the potential of this biomarker to improve pregnancy outcomes.
A new study published in Clinical Microbiology and Infection found that almost all women with uncomplicated urinary tract infections (UTIs) had evidence of bacterial infection, including Escherichia coli and Staphylococcus saprophyticus. This suggests that traditional urine testing may not be necessary for women with UTI symptoms.
Routine blood tests are wasteful and potentially damaging, argue experts in The BMJ. They highlight the need for clinicians to rethink what counts as 'routine' when ordering laboratory tests.
A new test evaluates sperm's capacitation ability, allowing for more accurate diagnoses of male infertility. The Cap-Score Sperm Function Test shows promise in increasing conception rates among men with unexplained infertility.
A study found that delaying colonoscopy after a positive fecal immunochemical test result by more than 10 months increases the risk of colorectal cancer and advanced-stage disease. The researchers discovered this association specifically for patients with stage II-IV colorectal cancer.
A French study found that direct communication with fracture patients through a dedicated case manager increased post-fracture BMD testing rates by 20%. This approach empowered patients to demand testing and care, closing the care gap in osteoporosis treatment.
A team of neurosurgeons, engineers, and Hollywood special effects experts created a realistic 3D simulator for practicing endoscopic third ventriculostomy (ETV) procedures. The simulator's effectiveness was evaluated in early tests, showing improved accuracy and safety compared to traditional cadaver-based training.