• Although MRI (magnetic resonance imaging), Optical coherence tomography and ultrasound are transmission methods, they typically do not require movement of the transmitter to acquire data from different directions. (wikipedia.org)
  • On the other hand, since ultrasound and optical coherence tomography uses time-of-flight to spatially encode the received signal, it is not strictly a tomographic method and does not require multiple image acquisitions. (wikipedia.org)
  • Optical coherence tomography angiography (OCT A) is an emerging technology to image the vascular system of the eye. (hindawi.com)
  • This piece of equipment is called 3D Optical Coherence Tomography system (3D OCT). (selectspecs.com)
  • The unit looks at the biology of the human body, what anatomical conditions can be observed using various kinds of scans, and the differences between CT scans and positron emission tomography (PET scans). (comap.com)
  • Positron emission tomography (PET) is a minimally-invasive imaging procedure used to assess metabolic activity and perfusion in various organs or tissues in the human body. (cms.gov)
  • CMS opens this reconsideration of Section 220.6 of the NCD on NaF-18 Positron Emission Tomography. (cms.gov)
  • Positron emission tomography (PET) is also an alternative imaging test, with agents such as 18F-deoxyglucose (F-FDG), 18F-dihydroxyphenaline (F-DOPA), and 18F-fluorodopamine (F-FDA) being used in cases of negative 123 I-MIBG when there is a high clinical and laboratory suspicion. (medscape.com)
  • Luster et al investigated the specificity and sensitivity of (18)F-3,4-dihydroxyphenylalanine (DOPA) positron emission tomography (PET) scanning, CT scanning, and a combination of the 2 modalities in the identification and localization of adrenal and extra-adrenal pheochromocytomas. (medscape.com)
  • A picture of a human brain taken by a positron emission tomography. (gettyimages.com)
  • A picture of a human brain taken by a positron emission tomography scanner, also called PET scan, is seen on a screen on January 9, 2019, at the Regional and University Hospital Center of Brest (CRHU - Centre Hospitalier Régional et Universitaire de Brest), western France. (gettyimages.com)
  • Assessment by a positron emission tomography. (jci.org)
  • Glucose uptake and glucose model parameters were independently measured in tissues by positron emission tomography with 18F-fluoro-2-deoxy-D-glucose. (jci.org)
  • Computed tomography, also called CT scan, CAT scan , or computerized axial tomography, is a combination of focused x-ray beams and computerized production of an image. (encyclopedia.com)
  • Computed tomography (CT) scan in a soft-tissue window in a patient with intestinal ischemia demonstrates circumferential small bowel pneumatosis. (medscape.com)
  • Three-dimensional volume-rendered computed tomography (CT) scan in a patient with ischemic bowel demonstrates circumferential small bowel pneumatosis intestinalis. (medscape.com)
  • A computed tomography (CT) scan uses X-rays to make detailed pictures of structures inside of the body. (healthlinkbc.ca)
  • Many of you have heard of (or even have had) an MRI or CT scan, or even a PET scan, thus you may find the topic of tomography very interesting. (comap.com)
  • Computed tomography, also known as "CT Scan" or "CAT Scan", is when pictures of the body are taken using radiation and computer-enhanced imaging. (albertahealthservices.ca)
  • Computed tomography (CT scan or CAT scan) is a noninvasive diagnostic imaging procedure that uses a combination of X-rays and computer technology to produce horizontal, or axial, images (often called slices) of the body. (hopkinsmedicine.org)
  • The images in this dataset are a sample of Doddington Sandstone from a micro-computed tomography (micro-CT) scan acquired with a voxel resolution of 4.2µm. (data.gov.uk)
  • With clinical suspicion, lymphangioleiomyomatosis (LAM) has been diagnosed on the basis of compatible chest radiograph, pulmonary function tests (PFTs), and computed tomography (CT) scan findings. (medscape.com)
  • A computed tomography (CT) scan is an imaging method that uses x-rays to create pictures of cross-sections of the body. (medlineplus.gov)
  • Subsequently, the position of the markers relative to the bone is determined using computed tomography (CT). (easychair.org)
  • The construction of third-generation synchrotron sources combined with the tremendous improvement of detector technology, data storage and processing capabilities since the 1990s has led to a boost of high-end synchrotron tomography in materials research with a wide range of different applications, e.g. the visualization and quantitative analysis of differently absorbing phases, microporosities, cracks, precipitates or grains in a specimen. (wikipedia.org)
  • 3D histology with synchrotron micro-tomography: Symposium and hackathon! (lu.se)
  • The event will benefit all researchers in the fields of Medicine, Biology and Soft Materials, who are interested in 3D imaging methods, virtual histology, or just curious about synchrotron based micro-tomography. (lu.se)
  • Focal plane tomography was developed in the 1930s by the radiologist Alessandro Vallebona, and proved useful in reducing the problem of superimposition of structures in projectional radiography. (wikipedia.org)
  • Since its development in the 1950s, muon tomography has taken many forms, the most important of which are muon transmission radiography and muon scattering tomography. (wikipedia.org)
  • The new beamline will provide full-field X-ray radiography and tomography techniques, thus extending the scientific possibilities of the facility and the research opportunities in the region. (esrf.fr)
  • Indeed, BEATS will offer two kinds of powerful experimental 3D imaging techniques that are new at SESAME: full-field X-ray radiography and tomography. (esrf.fr)
  • 9. Tanaka R, Hayashi T. Computed tomography findings of chronic osteomyelitis involving the mandible: correlation to histopathological findings. (bvsalud.org)
  • In many cases, the production of these images is based on the mathematical procedure tomographic reconstruction, such as X-ray computed tomography technically being produced from multiple projectional radiographs. (wikipedia.org)
  • Pneumatosis intestinalis (PI), defined as gas in the bowel wall, is often first identified on abdominal radiographs or computed tomography (CT) scans. (medscape.com)
  • Conventional radiographs are one of the most useful tools for diagnosis, but in some cases computed tomography (CT) has a key role in both diagnosis and identification of the tissues involved. (bvsalud.org)
  • The machine is also equipped with ultrasound computed tomography for further insights. (lu.se)
  • Computed tomography (CT) scans are completed with the use of a 360-degree x-ray beam and computer production of images. (encyclopedia.com)
  • The unit starts with an introduction to tomography and then introduces some basic mathematics used in computed tomography (CT scans). (comap.com)
  • Discrete tomography and Geometric tomography, on the other hand, are research areas[citation needed] that deal with the reconstruction of objects that are discrete (such as crystals) or homogeneous. (wikipedia.org)
  • They are concerned with reconstruction methods, and as such they are not restricted to any of the particular (experimental) tomography methods listed above. (wikipedia.org)
  • Computed Tomography X-Ray System, Model uCT 760, Rx, CE, GTIN: 06971576831043 - Product Usage: ntended to produce cross-sectional images of the body by computer reconstruction of x-ray transmission data taken at different angles and planes and indicated for the whole body (including head, neck, vascular). (fda.gov)
  • A penalized maximum-likelihood estimation is proposed to perform hyperspectral (spatio-spectral) image reconstruction for X-ray fluorescence tomography. (anl.gov)
  • D. Gursoy, T. Bicer, A. Lanzirotti, M. G. Newville and F. De Carlo, ​ " Hyperspectral image reconstruction for x-ray fluorescence tomography," Optics Express , vol. 23 (2015). (anl.gov)
  • 8. Ebihara A, Yoshioka T, Suda H. Garrè's osteomyelitis managed by root canal treatment of a mandibular second molar: incorporation of computed tomography with 3D reconstruction in the diagnosis and monitoring of the disease. (bvsalud.org)
  • Research Groups The Centre for X-ray Tomography consists of 3 research groups and develops and applies laboratory-based high-resolution tomography techniques. (ugent.be)
  • Atom probe tomography (APT) is a powerful materials characterization technique capable of measuring the isotopically resolved three-dimensional (3D) structure of nanoscale specimens with atomic resolution. (nist.gov)
  • This statistic shows the rate of computer tomography exams in Canada in 2019/2020, by province, measured per every 1,000 population. (statista.com)
  • The results show that tomography can be a powerful technique for determining the three-dimensional nature of active region magnetic fields, coronal loops, helmet streamers, coronal holes, and other structures in the corona. (harvard.edu)
  • The integration of different imaging technologies such as computed tomography (CT) and magnetic resonance imaging (MRI) assists clinicians in diagnosing several neurological diseases at an initial stage, thereby inhibiting their development into serious medical conditions. (scirp.org)
  • For instance, the advent of diagnostic imaging tools such as computed tomography (CT), magnetic resonance imaging (MRI) and nuclear medicine, has contributed significantly to the diagnoses of neurological diseases as these tools provide three-dimensional anatomy of the human body. (scirp.org)
  • Computed tomography (CT) scanning and magnetic resonance imaging (MRI) have higher sensitivity in detecting pheochromocytomas than nuclear medicine scanning with iodine-131 metaiodobenzylguanidine ( 131 I-MIBG), although 131 I-MIBG uptake is more specific. (medscape.com)
  • In addition to medical imaging, applications of tomography include autopsies, structural soundness, archeology, and others involving imaging that are increasingly important today. (comap.com)
  • Here, we use x-ray grating interferometry to experimentally validate the framework and to demonstrate additional structural sensitivity, which exemplifies the impact of multiple scattering tomography. (lu.se)
  • Results of search for 'su:{Tomography, X-ray computed. (who.int)
  • Electrical impedance tomography (EIT) is a noninvasive, radiation-free monitoring tool that allows real-time imaging of ventilation. (nih.gov)
  • Electrical Impedance Tomography (EIT) is an imaging technology that uses the electrical properties within an anatomic structure derived from measurements made on the structure's surface. (ge.com)
  • Pigatto A.V., Kao T-J, Mueller J. L. Mueller, Baker C. D., DeBoer E. M. Kupfer O., Electrical impedance tomography detects changes in ventilation after airway clearance in spinal muscular atrophy type I, Respiratory Physiology & Neurobiology 2021 (pending). (ge.com)
  • Detection of small bleeds in the brain with electrical impedance tomography. (ge.com)
  • Electrical impedance tomography as a tool for monitoring mechanical ventilation. (timeanddate.com)
  • Tomography is imaging by sections or sectioning that uses any kind of penetrating wave. (wikipedia.org)
  • Tomography is a form of imaging using sections. (comap.com)
  • Computed tomography, is when pictures of the body are taken using radiation and computer-enhanced imaging. (albertahealthservices.ca)
  • Terahertz tomography is an imaging method allowing non-destructive testing of materials, especially plastics or ceramics. (uni-saarland.de)
  • Computed Tomography (CT) is designed for professionals & researchers investigating the area of CT and hybrid imaging and facilitates student learning whilst encouraging the use of evidence based practice and critical thinking. (edu.au)
  • Multispectral Optoacoustic Tomography is a powerful optoacoustic imaging system for small animal imaging. (lu.se)
  • Additionally, through optical imaging, we employ 3D tomography to capture the gliding-arc discharge in three-dimensional space, providing valuable information about its volume, length, and other characteristics. (lu.se)
  • The Atmospheric Tomography Mission (ATom) was a NASA Earth Venture Suborbital-2 mission that studied the impacts of human-produced air pollution on greenhouse gases and on chemically reactive gases in the atmosphere from Summer 2016 through Spring 2018. (ornl.gov)
  • The word tomography is derived from Ancient Greek τόμος tomos, "slice, section" and γράφω graphō, "to write" or, in this context as well, "to describe. (wikipedia.org)
  • The term muon tomography is based on the word "tomography", a word produced by combining Ancient Greek tomos "cut" and graphe "drawing. (wikipedia.org)
  • Prof. Dr. Marc Dewey from the Department of Radiology at Charité coordinates the project and will examine together with his partners whether or not non-invasive computed tomography ( CT ) of the heart is an effective procedure in diagnosing or excluding coronary artery disease. (charite.de)
  • Computed Tomography (CT) is a diagnostic procedure that combines X-Ray with advanced computer processing technology to create accurate detailed images of internal structures and organs. (vch.ca)
  • Graduates may be eligible to sit for the American Registry exam for Radiologic Technologist Advanced-Level in Computed Tomography. (waketech.edu)
  • A device used in tomography is called a tomograph, while the image produced is a tomogram. (wikipedia.org)
  • Since muons are much more deeply penetrating than X-rays, muon tomography can be used to image through much thicker material than x-ray based tomography such as CT scanning. (wikipedia.org)
  • In this work, we use a high resolution micro-computed tomography (micro-CT) scanner to image and reconstruct three dimensional pore-scale images of five sandstones and five complex carbonates at four different voxel resolutions (4.4µm, 6.2µm, 8.3µm and 10.2µm, scanning the same physical field of view. (data.gov.uk)
  • The purpose is to demonstrate the utility and the practicality of solar tomography with a series of computer simulations of the process, while exploring the sensitivity of the results to some of the parameters of the observing process, e.g., the number of observations, angular spacing, and signal to noise. (harvard.edu)
  • Thank you to SmartSolo for sponsoring the Virtual Tomography series! (seismosoc.org)
  • In the second webinar of the Post-mortem Computed Tomography (PMCT) webinar series, participants will be introduced to the use of PMCT as a triage tool in a busy forensic pathology practice. (ojp.gov)
  • The symposium will cover applications of advanced x-ray micro-tomography to complement standard microscopy techniques. (lu.se)
  • L' utilisation future de nouvelles techniques d' imagerie dans les pays en développement : rapport d'un Groupe scientifique de l' OMS [réuni à Genève du 24 septembre au ler octobre 1984]. (who.int)
  • The goal of motion tomography is to recover a description of a vector flow field using measurements along the trajectory of a sensing unit. (aimsciences.org)
  • Hard X-ray fluorescence ( XRF ) tomography has grown into a powerful non-destructive technique for probing trace metal distributions in samples without the need for physical sectioning that may disrupt trace element distributions and sample structure. (anl.gov)
  • Muon tomography imagers are under development for the purposes of detecting nuclear material in road transport vehicles and cargo containers for the purposes of non-proliferation. (wikipedia.org)
  • Muon tomography or muography is a technique that uses cosmic ray muons to generate two or three-dimensional images of volumes using information contained in the Coulomb scattering of the muons. (wikipedia.org)
  • In this study, we performed fiducial-less tomography on over 50 different cryoEM grid/sample preparations to determine the particle distribution within the ice and the overall geometry of the ice in grid holes. (nih.gov)
  • Micro-Computed Tomography pore-scale study of flow in porous media: Effect of Voxel Resolution. (data.gov.uk)
  • Jisoo was awarded for his development of the method "Time-resolved x-ray scattering tomography for rheological studies", and is co-recipient of the award with Yanqi Luo from the Advanced Photons Source for her work on applications. (psi.ch)
  • inproceedings{CAOS2017:Real_Time_in_Vitro_Evaluation_of, author = {Matthias Verstraete and Nele Arnout and Patrick De Baets and Thibeau Vancouillie and Tom Van Hoof and Jan Victor}, title = {Real-Time in-Vitro Evaluation of Knee Kinematics Using Enriched Computed Tomography Data}, booktitle = {CAOS 2017. (easychair.org)
  • We also show that fiducial-less cryo-electron tomography on single particle grids may be used to determine ice thickness, optimal single particle collection areas and strategies, particle heterogeneity, and de novo models for template picking and single particle alignment. (nih.gov)
  • In computed tomography, a scanner produces and records x-rays as it rotates around a person, who is moved through the scanner on a motorized table. (msdmanuals.com)
  • The Computed Tomography Certificate prepares students to use specialized equipment to visualize cross-sectional anatomical structures and aid physicians in the demonstration of pathologies and disease processes. (waketech.edu)
  • Jisoo holds a Master of Science from the Korean Advanced Institute of Science &Technology and defended his thesis entitled "Towards time-resolved X-ray scattering tensor tomography" at ETH Zürich. (psi.ch)