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Tomography, Spiral Computed

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Definition: Computed tomography where there is continuous X-ray exposure to the patient while being transported in a spiral or helical pattern through the beam of irradiation. This provides improved three-dimensional contrast and spatial resolution compared to conventional computed tomography, where data is obtained and computed from individual sequential exposures.  do not confuse with SPIRAL CONE-BEAM COMPUTED TOMOGRAPHY   
Examples Multidetector Computed Tomography 		Other names Tomography, Spiral Computerized; Tomography, Spiral Computer-Assisted; Spiral Computerized Tomography; Spiral Computer-Assisted Tomography; Spiral CTs; Spiral CT Scans; Spiral CT Scan; Spiral CAT Scans; Spiral CAT Scan; Scans, Spiral CT; Scans, Spiral CAT; Scan, Spiral CT; Scan, Spiral CAT; Helical CTs; Computer Assisted Tomography, Spiral; Computed Tomography, Helical; CTs, Spiral; CTs, Helical; CT, Spiral; CT, Helical

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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