Articles tagged with Magnetic Resonance Imaging
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 Phase II study demonstrates the efficacy of non-surgical radiologic intervention using heat in treating kidney cancers. Dr. Jonathan Lewin has successfully 'ablated' tumors in six patients with no recurrence, surpassing the normal three- to-six-month recurrence rate.
The new Diffusion Tensor Magnetic Resonance Imaging (DT-MRI) technology provides detailed maps of brain networks and allows for diagnosis of medical conditions like stroke, as well as assessment of neurological disorders. DT-MRI also holds promise for imaging skeletal muscles, heart, and circulatory system.
Researchers used contrast-enhanced MRI to assess heart damage in 50 patients. The technique distinguished between reversible and irreversible injury, allowing for more accurate prediction of surgery success.
Researchers used MRI to show that statin drugs remove fat from atherosclerotic lesions, reducing the risk of heart attacks and strokes. Statins may detect patients at risk for cardiovascular disease, identify treatment options, and monitor treatment effectiveness.
A new endoscopic technique developed by Johns Hopkins surgeon William Dooley improves breast cancer detection and reduces the need for mastectomies. The procedure uses a novel endoscope to visualize breast tissue up to 60 times normal size, allowing for earlier detection of small lesions.
A Brown University research team is creating innovative visualization tools to help scientists better analyze and understand complex data. The project combines techniques from painting, sculpture, and graphic design with perceptual psychology to provide more effective pictures of huge amounts of data.
The study will track brain development in two age groups: infants up to four years old and children aged five to 18. By correlating anatomical measurements with cognitive skills, researchers aim to establish a normal growth curve for the brain. This will provide a basis for comparison to children with developmental or neurologic problems.
Researchers found that high-resolution ultrasound images can detect completely torn rotator cuff tendons with high accuracy. US is also a more patient-friendly option compared to MRI, taking less than 15 minutes and costing only one-fourth as much.
A new research center at the University of Michigan will study new ways to see cancer using sophisticated medical imaging technology, including MRI and PET scans. The center aims to improve diagnosis and treatment by spotting important molecular events during cancer growth, potentially laying the groundwork for new therapies.
Researchers have developed a new way to monitor brain damage in stroke patients, which could increase the number of eligible patients for clot-breaking treatments. The test combines cognitive assessments with MRI scans to identify patients with salvageable brain tissue.
Research at UCSF found that MRI can provide more information on fetal abnormalities than ultrasound, leading to changes in treatment plans and improved outcomes. In two cases, MRI-based diagnosis led to treatments that saved the children's lives.
A study found that 11 female ballet dancers had osteoarthritis in their ankle joints, highlighting the risks of early onset ballet. Researchers suggest that girls should wait until they're older to start dancing on pointe and professional ballerinas should rest more between performances.
Researchers at Johns Hopkins University developed HARP MRI to provide detailed heart muscle images in minutes, not hours. The system uses harmonic phase magnetic resonance imaging and software modifications to produce high-quality images of heart function.
Researchers at Georgia Tech are using MRI to study textile drying and moisture flow in carpets, with potential benefits including faster drying times, reduced energy consumption, and less prone to mildew. The technique also allows for the analysis of fabric structures and wicking of sweat away from the body.
Researchers at Case Western Reserve University have developed a new method of supershielding, allowing magnetic fields to be completely contained without using traditional shielding methods. This invention has the potential to protect modern technologies from interference and destruction.
A unique NIH study will use advanced MRI technology to diagnose heart attacks and strokes more quickly and accurately, potentially saving lives. The study aims to learn whether MRI can identify heart attacks and strokes earlier, allowing for timely treatment.
Researchers have developed a new MRI technology that uses xenon gas to generate high-resolution images of the heart and lungs in living laboratory rats. The system detects signals from polarized xenon molecules, allowing for direct measurement of blood flow through organs.
A new imaging device, Hall Effect Imaging (HEI), uses ultrasonic emissions to highlight variations in electrical conductivity between healthy and diseased tissue, offering a faster alternative to painful biopsies. HEI has high specificity, ruling out false positives, and could complement MRI technology.
Scientists at Duke University Medical Center have created microbubbles that can be used to suspend helium gas, allowing for detailed magnetic resonance images of blood vessels. The technique combines strengths of several imaging technologies and could lead to non-invasive studies on vascular health, perfusion, and anatomy.
A 51-year-old man with a rare brain disorder, known as 'sagging brain,' was treated at UCSF after initial diagnoses failed to provide relief. Exhaustive neurological scrutiny led to the discovery of a ruptured cyst causing the condition, which was successfully treated through surgery.
Researchers found that contrast echocardiography can detect blockage of small vessels leading to reduced tissue blood flow after a heart attack. The study validated the effectiveness of CE in measuring post-heart attack small vessel obstruction and compared it favorably to MRI.
Scientists at Johns Hopkins have developed a new noninvasive test that measures creatine levels in the heart, which can indicate muscle damage from a heart attack. The test uses MRI and MRS to pinpoint depleted concentrations of creatine in injured heart tissue.
Researchers found that only three of 39 physicians ordered an MRI for a patient with low yield, while others suggested it in the future or referred her to a neurologist. Physicians often failed to use recommended communication skills, such as asking about the patient's friend's experience with MS.
Research findings show decreased benzodiazepine receptor binding in the left temporal pole among patients with GAD, indicating a potential link between brain structure and anxiety. The study's results suggest that high regional heterogeneity may be necessary for adaptation to living organisms.
A team of researchers from Bowman Gray School of Medicine used sonography to analyze the anatomy of healthy subjects and define normal spinal and paraspinal structures. The study aims to improve the interpretation of sonographic images in patients with back pain.
A new study reveals that transcranial sonography is more sensitive than MRI and CT in detecting residual tumors and predicting patient survival after brain tumor surgery. This non-invasive imaging technique offers advantages, including lower cost, portability, and ease of use, making it a valuable tool for follow-up care.
Researchers found ultrasound can accurately diagnose disc bulges and herniations, as well as detect soft tissue abnormalities. This non-invasive technique may help document clinical problems and reduce healthcare costs compared to MRI.
A non-invasive method for distinguishing between different types of tumors has been developed by Prof. Hadassa Degani at the Weizmann Institute. The approach, known as the Three Time Point method, uses MRI to monitor the uptake and clearance of a contrast-enhancing dye-like material in tumor tissue.
A new test apparatus developed by Purdue researchers allows for faster, more precise MRI scans without causing discomfort to patients. The system enables doctors to gather images from previously hard-to-scanned areas like the liver and view transient phenomena like cardiac activity in a noninvasive way.
Researchers at the University of Rochester are developing augmented reality technology that can seamlessly combine virtual and real-world images. This technology has numerous applications in medicine, entertainment, maintenance, and defense, including improved surgeries, enhanced soldier capabilities, and streamlined repairs.
A new type of MRI scan called dynamic kinematic MRI imaging has been shown to accurately diagnose joint problems, including knee, ankle, and temporomandibular joint issues. This technology allows doctors to pinpoint the exact point in range of motion where the problem occurs, enabling more precise diagnoses and treatment options.
Researchers have developed a rapid nuclear magnetic resonance imaging (MRI) test that can measure heart cell damage from heart attacks in living animals. The new method quickly measures damage to the heart when blood flow stops and restarts, producing sodium 'maps' of the heart.
University of Washington researchers have made significant advances in a new MRI technique called magnetic resonance (MR) neurography. This breakthrough allows for clear images of nerve compressions, injuries, and normal nerve function, enabling diagnoses and treatment with unprecedented precision.
The new technology uses parallel computing to analyze reflected sound waves, creating three-dimensional images quickly enough for clinicians to view a whole human heart as it beats. The system also enables doctors to electronically dissect and display selected slices of medical interest on a computer screen.
A new study published in The Journal of Plastic and Reconstructive Surgery found that non-invasive magnetic resonance angiography (MRA) and magnetic resonance imaging (MRI) can effectively manage vascular malformations. The imaging techniques showed the growths' connections to surrounding tissues, allowing for better treatment planning.