Articles tagged with Medical 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 new approach to surgical pathology in brain tumor patients uses stimulated Raman histology, improving speed and diagnostic efficiency. The method, tested in an operating room, produces accurate results faster than conventional methods.
New research from the Harvey L. Neiman Health Policy Institute finds that state tort reforms are associated with a decrease in physician ordering of radiographs. The study examined the impact of liability pressure on overall imaging use and found that indirect tort reforms have a stronger effect on radiography orders than direct reforms.
Researchers have invented a new method called EF-X, which stimulates protein motions and visualizes them in real-time at atomic resolution. This approach enables the creation of video-like images of proteins in action, opening up new avenues for understanding protein function and potential applications in medicine.
A team of researchers has achieved the first optical coherence tomography images of cubic meter volumes, offering opportunities for long-range measurements and imaging. The new technology could be used to monitor processes, take technical measurements and nondestructively evaluate materials in industrial settings.
Researchers at Duke University developed a new technology using nanocubes to simplify multispectral imaging in color and infrared, promising cheaper and more robust solutions for various industries. The technique relies on plasmonics and can be scaled up, reducing costs and increasing accuracy.
A new study using national patient ratings website data found that most US radiologists receive favorable satisfaction scores from their patients. The study also showed that radiologists in the Northeast scored lower than those elsewhere, and online reviews tend to be strongly positive or negative.
Researchers developed an in vivo imaging method to observe Meissner's corpuscle mechanoreceptors in living tissue using two-photon microscopy. This method could unlock the mechanism of touch sensitivity and provide a novel diagnostic tool for neural diseases. The study's findings have applications to human health, particularly in under...
A national study on low-value health services found that $32.8 million was spent on 28 procedures in 2013, accounting for 0.5% of total spending. The most expensive procedures were spinal injections and imaging tests for low-back pain.
Physicists from UT Arlington are developing a multifunctional platform to integrate imaging and photo-induced cancer therapy in a single, portable device. The BIGLITE device aims to improve the efficacy and safety of photo-induced therapies by precisely killing cancer cells while sparing healthy ones.
The first single actuator wave-like robot (SAW) has been developed by engineers at Ben-Gurion University of the Negev. It can move forward or backward in a wave-like motion and climb over obstacles, reaching speeds of up to 22.5 inches per second.
A team of researchers led by Andreas Velten is working on a camera technology that uses scattered-light photons to capture scenes outside human line of sight. The project aims to push the limitations of this technique over four years, with potential applications in medical imaging, disaster relief, and space exploration.
Researchers from the University of Delaware have developed a new approach to detect hidden damage in structures, using carbon nanotube composites and electrical impedance tomography. The technique can monitor the health of structures and alert owners to potential problems, with major benefits including scalability and relatively low cost.
The article highlights the need to communicate the risk of low doses of ionizing radiation associated with imaging, while managing the dose. Dr. Cynthia H. McCollough suggests approaches for presenting radiation risk and benefit information that support the ALARA principle.
The project, funded by the EPSRC, seeks to create tiny plasma bubbles for medical imaging and industrial processes. Researchers aim to improve cancer treatment and quality of life with enhanced diagnosis and treatment options.
A team of Tokyo Tech and UEC researchers developed a luciferin analog, AkaLumine-HCl, that produces near-infrared bioluminescence with improved tissue-penetration efficiency. This allows for highly sensitive deep-tissue imaging in animal experiments, including lung cancer models.
Researchers have developed an inexpensive and flexible micro-Raman system for non-destructive analysis of biological samples, offering a fraction of the cost and capability of commercial tools. This system allows for label-free detection of variations in biomolecular composition and correlates it with corresponding biological changes.
Researchers have developed a novel technique to detect special nuclear materials in cargo containers using low-energy neutron and photon imaging. This method can simultaneously measure density and atomic number, while confirming the presence of nuclear materials through unique delayed neutron emission signatures.
A study found that most patients with asymptomatic carotid disease underwent unnecessary carotid imaging tests ordered for uncertain or inappropriate indications. The majority of these patients received endarterectomy, while others had stenting performed.
The University of Kansas researcher will receive a three- to five-year grant to develop new theories and experiment with ultrafast lasers. The goal is to overcome the absorption problem in metamaterials, enabling breakthroughs in imaging applications such as medical research and next-generation microscopes.
Researchers at NIST and ORNL have developed a new microwave imaging technique that allows for the visualization of processes occurring at boundaries between liquids and solids. This approach enables the study of technologically and medically important processes without damaging samples or interfering with the process being studied.
A new study by the University of Missouri School of Medicine shows that electroanatomical mapping is an effective alternative to fluoroscopy, reducing radiation exposure and improving patient outcomes.
Scientists have developed a new method for classifying cells based on large population of cell images, allowing for high specificity and accuracy. The approach uses machine learning to analyze bright and darkfield images, opening up new perspectives for cell cycle analysis and potential applications in various contexts.
Researchers developed a portable system using patent-pending Coded Hemodynamic Imaging technology to monitor blood flow at multiple arterial points simultaneously. This allows for continuous monitoring and more complete body imaging, enabling early detection of cardiovascular issues and greater independence for older adults.
Researchers have developed a metamaterial that can more than double the resolution of acoustic imaging, focus acoustic waves, and control angles. This breakthrough has potential applications in medical diagnostics and structural integrity testing.
Researchers at Caltech developed a novel technique called TRUME that utilizes microbubbles to focus light inside biological tissue. The technique can be used as an effective 'guidestar' to target specific locations in tissues, enabling minimally invasive treatments such as tumor destruction and diagnostic imaging. This innovation has t...
Scientists from Friedrich Schiller University Jena have created a custom-built ultrafast laser that can produce extremely high-resolution images of materials in real time. By using extreme ultraviolet light streaming at a 100,000 times per second, the researchers achieved an image resolution of 26 nanometers, surpassing previous limits.
A new imaging technology developed by CMU and U of T researchers enables depth-sensing cameras to work efficiently in bright light, including sunlight. This allows for applications such as medical imaging, gaming, and space exploration, where traditional cameras are unable to capture accurate 3D information.
Researchers developed a terahertz imaging system using COC substrates, enabling the detection of objects hidden under clothing or skin, and improving image resolution. The system has potential applications in airport security, medical diagnostics and food industry inspection.
Researchers from Singapore developed an adjustable-focus endoscope that reduces colonoscopy discomfort by using a solid electrically-tunable lens system. The device is more compact and durable than existing high-magnification endoscopes, and could enable full-fledged optical zooming capabilities.
Scientists at EPFL have successfully distinguished between the disease-causing aggregation forms of proteins using step-by-step imaging. This breakthrough can help change pharmaceutical treatment of neurodegenerative diseases like Alzheimer's, Parkinson's, and Huntington's, which are caused by misfolded protein aggregates.
A new multispectral microscope has been successfully demonstrated, enabling rapid and data-rich biomedical imaging. The instrument produces a continuous series of datasets revealing the presence of multiple colors at each point in a biological sample, revolutionizing pharmaceutical research.
Researchers at the University of Illinois have developed a new method for making tiny silicone microspheres, which could enable targeted drug delivery and improved medical imaging. The breakthrough uses technology found in household humidifiers to create ultrafine droplets that solidify into small spheres.
A protocol developed by radiologists significantly reduced CT misadministration at the Santa Clara Valley Medical Center from 18 instances to zero in just 10 months. The best practices protocol included assessment levels such as reverification checklists and individual accountability.
A new technique based on Optical Coherence Tomography allows conservators to analyze the hidden layers in priceless paintings without removing physical samples. This enables detailed information on the chemical composition of paint and coatings applied over time.
A team of researchers used micro-CT scans to explore why making willow trees grow at an angle can vastly improve their biofuel yields. Tilted willows respond by producing a sugar-rich, gelatinous fibre that helps them stay upright.
Researchers at Northwestern University developed a new detector that can capture high-resolution mid-wavelength infrared images at room temperature, paving the way for applications in surveillance and disease detection. The technology has potential for vascular imaging and disease detection, particularly with images of the human body.
Researchers captured highest-resolution images of human cilia using advanced imaging technique that preserves native structure and detects defects. This innovation provides a new window into the biology of ciliopathies, allowing for more accurate diagnoses and potential treatments.
A team of biomedical engineers developed a 2-D camera that can capture events up to 100 billion frames per second. This technology, called compressed ultrafast photography (CUP), enables the creation of high-speed movies of various phenomena, including laser pulse reflection and photon racing in two media.
A study by RSNA found that patients who have direct access to their imaging exams report high satisfaction with improved healthcare quality and enhanced patient engagement. The use of Internet-based interoperable image exchange systems allows patients to securely store, manage, and share their imaging records.
Researchers found that having diabetes in midlife may protect against cognitive decline later in life, while living in a socioeconomically disadvantaged neighborhood increases the risk of rehospitalization. Additionally, sharing patient health information through health information exchange reduces ER visits and costs.
A new method predicts AMD progression on a personalized basis by analyzing imaging data from routine retinal scans. The formula distinguishes likely from unlikely progressors by analyzing patient data collected by ophthalmologists and optometrists.
Washington University engineers apply a novel time-reversal technology to track movement inside the body's tissues, improving imaging of cancerous tissues and developing potential treatments. By using TRAP optical focusing, they can focus light on moving targets, allowing for sharper images even several centimeters into the skin.
Researchers successfully used an iPhone application to image the inside of the eye, including in pediatric and immobile patients. The iExaminer system is a portable, inexpensive tool for fundus photography and videography, offering potential for prompt telemedicine consultations with an ophthalmologist.
Researchers developed a nonlinear acoustic technique to detect damage previously invisible to acoustic imaging systems. This breakthrough enables intervention before cracks form and predicts the remaining life of engineering structures.
Typhoon Phanfone made landfall in Japan, bringing powerful winds and heavy rain to the region. At least one Airman is confirmed deceased after being washed out to sea from Okinawa, while two others are missing.
Researchers at the University of Granada have developed a new imaging system using Transverse Field Detectors (TFD) that can extract full color information from each pixel without filters. This technology has numerous potential applications in various fields, including medical imaging, remote sensing, and assisted driving.
Researchers at Berkeley Lab have developed a technique for generating acoustic bottles that can bend sound waves along prescribed convex trajectories. This technology has the potential to revolutionize various applications, including advanced ultrasonic imaging and therapy, acoustic cloaking, and levitation.
An interdisciplinary team of University of Arizona researchers is studying language abilities in patients recovering from a stroke. They will use combined language assessments with comprehensive brain imaging techniques to understand the neural processes underlying successful recovery.
Researchers used SWI to evaluate signal strength in different brain regions after acute hemorrhagic anemia. The study found lower SWI signals in the frontal cortex, temporal lobe, and thalamus after bloodletting procedures compared to pre-bleed values.
Researchers at NIST gather data on human skin's spectral signatures to develop calibration standards for hyperspectral imaging. The technology can detect oxygen levels and other factors in tissues, enabling non-invasive wound healing assessments.
A new method for enriching stable isotopes, called MAGIS, has the potential to be cheaper and more environmentally friendly than existing methods. This could ensure a continued supply of critical isotopes for medical imaging and nuclear power, while also opening up opportunities for new medical therapies and fundamental scientific rese...
A novel metamaterial enables fast, efficient and high-fidelity terahertz radiation imaging system capable of manipulating electromagnetic waves. The device uses a series of filter-like masks to retrieve multiple samples of a terahertz scene, which are reassembled by a single-pixel detector.
A new special section in Optical Engineering highlights optics research for human vision improvement. The studies showcase new techniques for earlier disease diagnosis and more accurate guidance for treatment.
Researchers developed a new concept to improve molecular imaging by co-injecting an NEP inhibitor, resulting in up to 40 times increased circulating radiopeptides and improved tumor uptake. This approach could lead to higher diagnostic sensitivity and therapeutic efficacy for cancer patients.
A new multispectral light sensor can detect ultra-violet to near infrared light, enabling non-invasive medical procedures like oxygen level measurement and tumor detection. The sensor's low cost and flexibility make it suitable for various applications, including security cameras and consumer products.
Researchers at the University of Michigan have developed a device that converts terahertz light into sound, enabling efficient detection and imaging in fields like airport security, medical imaging, and astronomy. The system is compact, sensitive, and works at room temperature.
The University of Rochester's Center for Emerging and Innovative Sciences will lead the development of a national roadmap for photonics manufacturing. The initiative aims to address critical gaps and strengthen the US's share in global photonics manufacturing, which has dropped to less than 10%.
Researchers from Australian National University developed a simple and cheap way to make high-powered lenses that can transform smartphones into high-resolution microscopes. The lenses are made by using the natural shape of liquid droplets, promising revolution in science and medicine in developing countries and remote areas.
A new blood test detects specific genes activated in individuals with obstructive coronary artery disease (CAD), excluding diagnosis without imaging studies. This approach reduces healthcare costs and may improve patient outcomes by minimizing invasive tests.
Researchers have applied innovative approaches to art analysis, including infrared imaging, thermography, and spectroscopy, to uncover the origins of paintings and detect forgeries. These non-destructive techniques have proven valuable in conserving priceless works of art.