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. 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. 5 synonyms for computed tomography: computed axial tomography, computerized axial tomography, computerized tomography, CT, CAT. 3. Noise in computed tomography is an unwanted change in pixel values in an otherwise homogenous image.Often noise is defined loosely as the grainy appearance on cross-sectional imaging; more often than not, this is quantum mottle. 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. Lung CT. One of the newer applications to develop for CT imaging is as a screening tool for lung cancer and other lung diseases. In general, there are two types of scanner setups. Antonyms for CT scans. 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. 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. Ask doctors free. According to sources in the SZMCH radiology department, the CT scan machine had been installed at the end of 2006. 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. It is sometimes called computerized tomography or computerized axial tomography (CAT).. 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 … Images of organs, bones, soft tissue, and blood vessels can be created using CT technology. These scans allow for cross-sectional views of body organs and tissues. The 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 processed by the machine’s computer to generate cross-sectional images—or “slices”—of the body. Multislice CT enables a wide range of clinical applications from 3D to perfusion imaging to CT fluoroscopy. When used to view the spine, a CT scan is typically accompanied by a myelogram to better view the nerve roots, spinal cord, discs, and other soft tissues in addition to the bones. 2. A computed tomography scan is often referred to as a CT scan. Computed Tomography (CT Scan): Definition, Purpose, Preparation, and Procedure What is a CT Scan? Dr. Gregory Hines answered. computed tomography definition: noun Abbr. 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. n. Abbr. 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 … 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. Explain the role of bow-tie filters on a CT scanner. Define computed tomography (CT) number and name two materials whose CT numbers stay constant regardless of the X-ray beam energy spectrum. 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. Definition of CT Scan (Computed Tomography) CT Scan and MRI are the forms of tomography only, where the imaging of the slices or sections of the body is possible. Source for information on Computed Tomography Scans: Gale Encyclopedia of Medicine, 3rd ed. Computed tomography is an imaging procedure that uses special x-ray equipment to create detailed pictures, or scans, of areas inside the body. In one setup, the X-ray source and detector are typically stationary during the scan while the sample/animal rotates. what is the definition or description of: computed tomography? A computed tomography scan (CT) is an imaging scan that is used for diagnostic testing. 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. In this pilot study, two anesthesiologists studied patients scheduled for a diagnostic computed tomography (CT) scan, including the lumbar spine. Multislice – Multidetector Computed Tomography (Ct) 64-Sliced Siemens Somatom Definition AS and 256-Sliced dual-source Siemens Somatom Definition Flash. Computed tomography (the CT or CAT scan) has become an absolutely fundamental tool in the modern diagnosis of disease. Thesaurus Dictionaries. dictionary. The application got a major boost when the … 4.… Dr. Gregory Hines answered: "CT scan: Computed tomography is an xray test to examine internal organs." Noun 1. a method of examining body organs by scanning them with X rays and using a computer to construct a series of cross-sectional scans along a single axis (synonym) computerized tomography, CT, computerized axial tomography, computed axial tomography, CAT … 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. To summarize, Computed Tomography (CT) is a medical imaging procedure that produces cross-sectional images of the anatomy with the use of radiation. 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. CT scan images provide more-detailed information than plain X-rays do. In this case even without sedation. Dans cette étude pilote, deux anesthésiologistes ont étudié les patients devant recevoir un tomodensitogramme diagnostique ( CT scan ), y compris de la colonne lombaire. 1 Definition. 1 doctor answer. Explain the importance of the slip ring on diagnostic CT scanners. Computed Tomography Scan. 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 image of that structure. CT scans provide a more detailed image than normal X-rays but use more potentially damaging … Cinematic VRT 1; Courtesy of Luzerner Kantonsspital, Luzern, Switzerland 1) iMAR is designed to yield images with a reduced level … Definition. How to use CT scan … What are synonyms for CT scans? 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. A 28-year-old male asked: Disclaimer. Computed tomography (CT) continues to be a workhorse modality for radiology departments and its utility keeps expanding. n. Abbr. Virtually all tomography today is computed tomography. 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. The method is used to give a more detailed and 3-dimentional view of almost all organs and structures. These images provide more … Computed tomography, in short CT, is an X-ray method with which the human body is represented in cross-sectional images (sectional imaging technique). 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). 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. There are two multi-detector CT devices that are the products of the latest technology at our department. CT scan machine at SZMCH inoperative for a week. 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 … Computed tomography Definition from Language, Idioms & Slang Dictionaries & Glossaries. 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. CT has been used extensively in the acute setting for many acquired brain injuries, largely in part, due to its rapid acquisition techniques, its availability, and by its proximity to the emergency room. A CT scanner is a rotating unit of the X-ray tube with the opposing detectors. Synonyms for CT scans in Free Thesaurus. 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. 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. Definition. WordNet 2.0. 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. The term tomography comes from the Greek words tomos (a cut, a slice, or a section) and graphein (to write or record). X-ray Imaging: Computed Tomography Zhihua Qi, PhD LEARNING OBJECTIVES 1. A computed tomography device can produce cross-sectional images of the body. 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. Due to their high speed, it is possible to examine the every part of body in very short time. 256S Spiral Scan CT Others Computed Tomography System Market, By Application: Head Lungs Pulmonary angiogram Cardiac ... 1.1 Product Definition and Scope 1.2 PEST (Political, Economic, Social and Technological) Analysis of Computed Tomography System Market 1.3 Market Segment by Type 1.3.1 2S Spiral Scan CT. 1.3.2 16S Spiral Scan CT. 1.3.3 64S Spiral Scan CT. 1.3.4 128S Spiral Scan … Define computed tomography. Rational use of Computed Tomography Scan head in the Emergency Department of a high volume tertiary care public sector hospital. CT scan: Computed tomography is an xray test to examine internal organs. … Firstly it creates the bi-dimensional image of the body which get digitally processed, and this image is further used to generate the three … 23 years experience Family Medicine. Micro-CT has applications both in medical imaging and in industrial computed tomography. computed tomography synonyms, computed tomography pronunciation, computed tomography translation, English dictionary definition of computed tomography. A computerized tomography scan (CT or CAT scan) uses computers and rotating X-ray machines to create cross-sectional images of the body. Modern scanners allow three dimensional reconstructions which gives fantastic definition and can assist in surgical planning and assessment. Computed tomography scan synonyms, Computed tomography scan pronunciation, Computed tomography scan translation, English dictionary definition of Computed tomography scan. Below are just a few of the ways CT applications have expanded in the last 12 months. Uses computers and rotating X-ray machines to create detailed pictures, or scans, of areas inside the body detector... 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