Articles tagged with Medical Imaging
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.
Researchers developed a comprehensive measurement method to visualize tumor cells and their interactions, providing insights into the heterogeneity of tumors. The new technique can simultaneously record 32 biomarkers and has the potential to pinpoint weak points in the control system, leading to more effective therapeutic approaches.
Apert syndrome is caused by FGFR2 mutations, leading to early bone fusion, mid-facial deformation, and cognitive impairment. Researchers found that 3D imaging can estimate growth patterns and anticipate surgical outcomes, potentially improving patient-centered care.
A new 3-D phase contrast X-ray imaging system will help evaluate and monitor bioengineered tissues in a living body. The technique addresses limitations of conventional X-ray imaging technologies.
The Radiological Society of North America (RSNA) and the Regenstrief Institute are collaborating on a project to harmonize and unify terms for radiology procedures. The goal is to produce a single unified source of names and codes for radiology procedures, promoting common understanding, simplifying clinical processes, and enhancing da...
The new open access journal Photoacoustics is launched by Elsevier to publish original research and review contributions in the fast-growing field of photoacoustics. The journal aims to capture exciting developments in this highly promising field and contribute to its growth.
A group of Grand Valley State University students and faculty are working with Van Andel Institute to develop new methods for early cancer detection using advanced imaging technology. The partnership has led to significant advancements in the medical imaging field, with potential applications for predicting tumor growth and spread.
Punjab farmers set fire to clear fields before planting crops, clearing pests and turning crop residues into fertilizing ash, but also releasing harmful smoke that can aggravate heart and lung disease, especially for older adults and children.
Scientists developed a new imaging technique that maps an object's three-dimensional distribution of its nano-properties in real time. This 'X-ray vision' can be used to study materials, geology, environmental science and medical research.
Researchers from UT Arlington and MIT developed a new technology that allows for quantitative microscopy through opaque media, enabling the observation of cellular processes in lab-on-a-chip devices. The technique uses near infrared light and quantitative phase imaging to achieve label-free imaging with nanometer thickness accuracy.
Researchers created an innovative imaging system with a deformable lens and iris-like component, allowing for precise control of light focus. The device focuses light almost as well as the biological counterpart in people, with potential applications in medicine and scientific research.
Scientists have developed a portable imaging system that harnesses smartphones to detect individual viruses and determine viral load. This breakthrough enables remote diagnosis and treatment monitoring in resource-limited locations.
Researchers have developed a new optical imaging technique to track molecular movement, cell abnormalities, and fluid dynamics within tumors. This approach combines two high-tech methods to provide unprecedented insights into human cancer biology and aid in drug discovery.
Fires on the Portuguese island of Madeira have destroyed up to eleven houses and forced evacuations, with another fire rekindling concerns in the area.
Researchers developed a new method for reliable fiber tracking with accurate orientation, outperforming existing methods in tracking white matter bundles. The approach showed superior results in detailed images of fiber bundles.
A lightweight, compact, and low-cost X-ray system has been developed by Los Alamos National Laboratory and Tribogenics. The MiniMAX camera-based system provides real-time inspection of sealed containers and facilities, enabling new applications in security inspection, field medicine, specimen radiography, and industrial inspection.
Researchers developed a single-pixel imaging technique using coded apertures to quickly manipulate THz waves, producing high-fidelity images in seconds. The technique has the potential to revolutionize areas like chemical fingerprinting, security imaging, and real-time skin cancer detection.
Researchers developed a new dual agent scan that can differentiate between diabetic foot infection and a non-infectious complication in nerve-damaged joints. The technique combines agents targeting bone cell activity and immune response, allowing doctors to accurately diagnose and rule out unnecessary scans.
Researchers at Virginia Tech Carilion Institute invent technique to image nanoparticle dynamics with atomic resolution in a liquid environment. The new method allows visualization of nanoscale processes, such as nanoparticle engulfment into cells.
Researchers found a 23% total radiation dose reduction in abdominal CT exams using iterative reconstruction and longitudinal dose modulation. This translates to between 1,000 and 3,000 fewer radiation-induced cancers annually, based on Hiroshima and Nagasaki survivor assumptions.
A new study has found that adding a photo of a patient's face to their x-ray images can significantly reduce wrong-patient errors. The study showed that radiologists correctly identified mismatched pairs with photographs, with an error detection rate of 64%, compared to 13% without photos.
Researchers developed a technique to measure the structure of gold nanocrystals under extremely high pressures, resolving distortion issues with X-ray beams. This breakthrough could lead to improvements in nanomaterials and a better understanding of planetary interiors.
Scientists use AwakeSPECT to study Alzheimer's, dementia, and Parkinson's disease by acquiring functional images of conscious mouse brains. The system, developed at Jefferson Lab, tracks movement and removes motion artifacts, providing detailed brain chemistry changes.
Researchers developed novel converters for Bulk-Micromegas detectors, increasing neutron detection efficiency by threefold. The new design enables 2D neutron beam monitoring with low detection efficiency detectors.
Scientists at NIST and University of Maryland have developed a practical high-efficiency nanostructured electron source, leading to improved microwave communications and X-ray imaging systems. The new technology offers faster response times, reliability, and reduced power consumption compared to traditional thermionic sources.
A UT Arlington bioengineer has created a hybrid imaging system that uses light and sound to produce accurate images of deep tissue, overcoming the challenge of invasive biopsies. The technology could revolutionize the way doctors examine patients, allowing for non-invasive evaluation of intact tissue with improved depth portrayal.
A research team in Japan has developed a new imaging method that allows for detailed intracellular temperature maps, revealing the temperature difference varies greatly depending on the location in the cell. This breakthrough may lead to a better understanding of diseases like cancer and its pathogenesis.
Researchers developed an imaging system enclosed in a capsule about the size of a multivitamin pill that creates detailed, microscopic images of the esophageal wall. The system has several advantages over traditional endoscopy and reveals subsurface structures not easily seen with endoscopy.
A new study shows that fewer than one-in-five healthcare providers meet Medicare PQRS requirements. Radiologists are nearly twice as likely to qualify for bonuses, but face penalties if they don't improve their documentation and reporting. The study found that radiologists collectively may face penalties totaling over $100M in 2016.
Scientists at the University of Manchester have developed a camera that takes powerful three-dimensional colour X-ray images, enabling rapid detection of contraband, corrosion, and cancer. The technology uses hyperspectral imaging to identify chemicals and compounds within large objects, reducing scanning time by minutes.
A study finds that most patients who have undergone imaging exams know little about radiologists, with only 53.5% aware they are physicians. Radiologists now see an opportunity to educate the public about their role in healthcare.
Scientists develop a device that can form and control sound bullets in water, with potential uses for underwater imaging and biomedical applications. The device, inspired by Newton's cradle, focuses high-amplitude pressure pulses into compact sound bullets that can be tightly focused on a target area.
Engineers from the University of Illinois at Urbana-Champaign have created a new handheld scanner that enables primary care physicians to image various sites in 3-D, including bacterial colonies and retinas. The device uses optical coherence tomography (OCT) technology to produce real-time images.
A team of researchers created the most detailed, three-dimensional rendering of the pulmonary acinus, a complex region in the mammal lung. The model, derived from mice, can help scientists understand where and how lung diseases emerge and how drugs are delivered.
Researchers created photoluminescent nanoparticles that shine clearly through over 3 centimeters of biological tissue. The particles, made with calcium-fluoride shells and thulium core, provide high-contrast imaging without adverse effects.
Near-infrared (NIR) spectral imaging has been shown to be highly predictive of flap outcome in breast reconstruction, detecting circulatory complications early on. This non-invasive method can provide real-time feedback to surgeons during surgery and post-operative period, improving patient outcomes.
The low-cost scanner can be manufactured for £30-40 and produces an output power that is 10-100 times lower than conventional hospital ultrasounds. It aims to provide basic antenatal imaging to women in developing countries where such tests are not available, potentially saving hundreds of thousands of lives.