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Define tomography

WebDefine tomography. tomography synonyms, tomography pronunciation, tomography translation, English dictionary definition of tomography. n. Any of several techniques … WebWhat is computed tomography? Computed tomography ( CT ) is an imaging procedure that uses special x-ray equipment to create detailed pictures, or scans, of areas inside the body. It is sometimes called …

Tomography - an overview ScienceDirect Topics

Webtomography answers are found in the Taber's Medical Dictionary powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web. WebJan 6, 2024 · CT scan: A computerized tomography (CT) scan combines a series of X-ray images taken from different angles and uses computer processing to create cross-sectional images, or slices, of the bones, … theodore traktrain https://stebii.com

Positron emission tomography scan - Mayo Clinic

WebMar 29, 2024 · Tomography achieves this remarkable result by simply moving an X-ray source in one direction as the X-ray film is moved in the opposite direction during the exposure to sharpen structures in the focal plane, while structures in other planes appear blurred. The tomogram is the picture; the tomograph is the apparatus; and tomography … WebMay 18, 2024 · Corneal topography is a special photography technique that maps the surface of the clear, front window of the eye (the cornea). It works much like a 3D (three-dimensional) map of the world, that helps identify features like mountains and valleys. But with a topography scan, a doctor can find distortions in the curvature of the cornea, … WebAug 10, 2024 · A positron emission tomography (PET) scan is an imaging test that can help reveal the metabolic or biochemical function of your tissues and organs. The PET scan uses a radioactive drug (tracer) to … theodore trail ride 2018

CT scan - Mayo Clinic

Category:Tomography Definition & Meaning - Merriam-Webster

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Define tomography

Tomography, x-ray computed - Medical Dictionary

WebTomography ( Fig. 14-46) Tomography is an x-ray technique in which shadows of superimposed structures are blurred out by a moving x-ray tube. Conventional tomography is now less commonly used because of the availability of cross-sectional imaging techniques such as US, CT, and MRI. Webtomography,, radiologic technique for obtaining clear X-ray images of deep internal structures by focusing on a specific plane within the body. Structures that are obscured …

Define tomography

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Webtomography: [noun] a method of producing a three-dimensional image of the internal structures of a solid object (such as the human body or the earth) by the observation and … WebSep 2, 2024 · Interior tomography of X-ray computed tomography (CT) has many advantages, such as a lower radiation dose and lower detector hardware cost compared to traditional CT. ... in terms of dictionary learning, and the zeroth-order image moment constraints are incorporated into the statistical iterative reconstruction framework to …

WebThe term “ computed tomography ,” or CT, refers to a computerized x-ray imaging procedure in which a narrow beam of x-rays is aimed at a patient and quickly rotated around the body, producing signals that are … WebAug 31, 1999 · How to use acoustic tomography in a sentence. a technique for determining the physical qualities of a known substance by measuring how long it takes sound to travel through it… See the full definition

WebComputed tomography ( CT) is an imaging procedure that uses special x-ray equipment to create detailed pictures, or scans, of areas inside the body. It is sometimes called computerized tomography or computerized … WebMuon tomography or muography is a technique that uses cosmic ray muons to generate three-dimensional images of volumes using information contained in the Coulomb scattering of the muons. 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 …

WebTomography definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!

WebJan 26, 2024 · Computed Tomography (CT) Computed axial tomography (CAT scans or CT scans) use a series of X-rays plus a computer to produce a cross-sectional image of the inside of the body. CT provides more detail than an X-ray, and can better define areas where tissues overlap. CT scans can detect smaller abnormalities than can be found with … theodore trithyriusWebA computed tomography (CT or CAT) scan allows doctors to see inside your body. It uses a combination of X-rays and a computer to create pictures of your organs, bones, and … theodore tran ophthalmologyWebMar 23, 2024 · CT dose index (CTDI) (measured in mGy) is a standardized measure of radiation dose output of a CT scanner which allows the user to compare radiation output of different CT scanners. In the past CTDI 100 (measured over a 100 mm long ionization chamber) and CTDI w (weighted average of dose across a single slice) were used; for … theodore trautweinWebMar 9, 2016 · 1510s, "a single volume of a multi-volume work," from French tome (16c.) or directly from Latin tomus "section of a book, tome," from Greek tomos "volume, section of a book," originally "a section, piece cut off," from temnein "to cut," from PIE root *tem- "to cut." Sense of "a large book" is attested from 1570s. -graphy. word-forming element ... theodore tripp attorneyWebMar 31, 2024 · Optical coherence tomography angiography (OCTA) has been extensively used in the assessment of various ocular disorders, particularly retinal vascular diseases, because it is able to non-invasively and efficiently provide reliable and high-resolution images of the retinal vasculature. theodore tsorasWebCT angiography is a type of medical test that combines a CT scan with an injection of a special dye to produce pictures of blood vessels and tissues in a part of your body. The … theodore tsoukasWebtomography definition: 1. the use of X-rays to make three-dimensional images of flat sections of the body: 2. the use of…. Learn more. theodore tschida