computed tomography scan definition

To summarize, Computed Tomography (CT) is a medical imaging procedure that produces cross-sectional images of the anatomy with the use of radiation. A 28-year-old male asked: Disclaimer. Explain the importance of the slip ring on diagnostic CT scanners. In comparison to the traditional X-ray image, where you can see only coarse structures and bones, a CT scan also captures soft tissues with little contrast difference in detail. Rational use of Computed Tomography Scan head in the Emergency Department of a high volume tertiary care public sector hospital. A computerized tomography scan (CT or CAT scan) uses computers and rotating X-ray machines to create cross-sectional images of the body. CT scan images provide more-detailed information than plain X-rays do. computed tomography definition: noun Abbr. CT scans provide a more detailed image than normal X-rays but use more potentially damaging … In the field of mental health, a CT scan may be used when a patient seeks medical help for symptoms that could possibly be caused by a brain tumor. The term tomography comes from the Greek words tomos (a cut, a slice, or a section) and graphein (to write or record). A CAT Scan is "Computerized Axial Tomography" (also known as a CT Scan), which is a process of using computers to make a 3-dimensional image from a 2-dimensional picture (X-ray). Modern scanners allow three dimensional reconstructions which gives fantastic definition and can assist in surgical planning and assessment. 3. CT Tomography in which computer analysis of a series of x-ray scans made of a bodily structure or tissue is used to construct a three-dimensional... Computed tomography - definition of computed tomography … Computed tomography (CT) continues to be a workhorse modality for radiology departments and its utility keeps expanding. A computed tomography scan (CT) is an imaging scan that is used for diagnostic testing. 1 doctor answer. CT scan machine at SZMCH inoperative for a week. These scans allow for cross-sectional views of body organs and tissues. Source for information on Computed Tomography Scans: Gale Encyclopedia of Medicine, 3rd ed. Define computed tomography (CT) number and name two materials whose CT numbers stay constant regardless of the X-ray beam energy spectrum. Computed tomography (CT) is a well-established diagnostic imaging modality that has been in clinical use in medicine for several decades but only recently has become commonly used in veterinary medicine. Computed tomography scan synonyms, Computed tomography scan pronunciation, Computed tomography scan translation, English dictionary definition of Computed tomography scan. Your doctor may order a CT scan if he suspects a fracture that doesn’t show up on an x-ray, such as on your pelvis or collarbone, a … Micro-CT has applications both in medical imaging and in industrial computed tomography. SOMATOM Definition Edge Scan time: 0.6 s Scan length: 133 mm 100 kV, 4 mAs CTDI vol: 0.14 mGy DLP: 2 mGy cm Eff. what is the definition or description of: computed tomography? It is sometimes called computerized tomography or computerized axial tomography (CAT).. Due to their high speed, it is possible to examine the every part of body in very short time. The application got a major boost when the … Computed tomography scanning, also called CT scan, CAT scan, or computerized axial tomography, is a diagnostic tool that provides views of internal body structures using x rays. dictionary. According to sources in the SZMCH radiology department, the CT scan machine had been installed at the end of 2006. dose: 0.17 mSv Fast pitch of 1.7 and high rotation speed offer fast outcome at very low dose with DLP of 2 mGy cm. 5 synonyms for computed tomography: computed axial tomography, computerized axial tomography, computerized tomography, CT, CAT. CT scan definition is - a cross-sectional, three-dimensional image of an internal body part produced by computed tomography chiefly for diagnostic purposes —called also CAT scan. Computed tomography (CT), originally known as computed axial tomography (CAT or CT scan) and body section roentgenography, (and also known as computed axial tomography X-ray computed tomography is a medical imaging method employing tomography where digital geometry processing is used to generate a three-dimensional image of the internals of an object from a large series of two … During the process a series of x-ray photographs are taken from different angles and then combined by computer into a composite 3-dimensional representation. Multislice – Multidetector Computed Tomography (Ct) 64-Sliced Siemens Somatom Definition AS and 256-Sliced dual-source Siemens Somatom Definition Flash. A computed tomography (CT) scan uses X-rays and computer technology to provide your physician with very detailed images of your body in cross-sectional views. Explain the role of bow-tie filters on a CT scanner. X-ray Imaging: Computed Tomography Zhihua Qi, PhD LEARNING OBJECTIVES 1. Unlike the X-Ray scan, which presents a two dimensional view of the general tissue density in a scanned region, a CT scan allows doctors to see a detailed 3D scan of a patient’s body, essentially peering into the body without exploratory surgery. These scans can be used to identify small nodules or tumors, as well as to determine the extent of a primary tumor and if invasion of other tissues has occurred. Computed tomography definition is - radiography in which a three-dimensional image of a body structure is constructed by computer from a series of plane cross-sectional images made along an axis —called also computed axial tomography, computerized axial tomography, computerized tomography. Computed Tomography By simultaneously acquiring several slices of the body, the scan time can be reduced significantly and very small details can be scanned within practicable scan times. n. Abbr. Multislice CT enables a wide range of clinical applications from 3D to perfusion imaging to CT fluoroscopy. … Computed Tomography Scan. 4.… Thesaurus Dictionaries. computed tomography synonyms, computed tomography pronunciation, computed tomography translation, English dictionary definition of computed tomography. Synonyms for CT scans in Free Thesaurus. Definition. The essential concept of a CT scanner is that an x-ray–generating tube is positioned across from a row of digital x-ray detectors in a circular gantry. Virtually all tomography today is computed tomography. Computed Tomography. Firstly it creates the bi-dimensional image of the body which get digitally processed, and this image is further used to generate the three … A CT (Computer Tomography) scan, or CAT (Computer Axial Tomography) scan, is a non-invasive imaging technique that uses multiple X-ray images to produce detailed, cross-sectional images of the internal anatomy of the body. A computed tomography device can produce cross-sectional images of the body. These images provide more … Define computed tomography. 2. Computerized tomography (CT scan) - also called CT - is an X-ray imaging techique which uses a sophisticated computer processing - scanning, to create cross-sectional and real-time images of the bones and soft tissues inside your body. Below are just a few of the ways CT applications have expanded in the last 12 months. In this case even without sedation. Computed Tomography (CT Scan) Definition Computed tomography, commonly called a CT scan, creates multiple cross-section x-ray images to view structures inside the body, especially the bones. A computerized tomography (CT) scan combines a series of X-ray images taken from different angles around your body and uses computer processing to create cross-sectional images (slices) of the bones, blood vessels and soft tissues inside your body. In this pilot study, two anesthesiologists studied patients scheduled for a diagnostic computed tomography (CT) scan, including the lumbar spine. In CT angiography (CTA), computed tomography is performed whilst injecting a contrast material into a peripheral vein, to produce detailed images of both blood vessels and tissues. A CT scanner is a rotating unit of the X-ray tube with the opposing detectors. Dr. Gregory Hines answered. Computed Tomography Scans Definition Computed tomography (CT) scans are completed with the use of a 360-degree x-ray beam and computer production of images. CT scan: Computed tomography is an xray test to examine internal organs. Dans cette étude pilote, deux anesthésiologistes ont étudié les patients devant recevoir un tomodensitogramme diagnostique ( CT scan ), y compris de la colonne lombaire. Images of organs, bones, soft tissue, and blood vessels can be created using CT technology. A computed tomography scan is often referred to as a CT scan. 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