1 40 1 Text A resource consisting primarily of words for reading. Examples include books, letters, dissertations, poems, newspapers, articles, archives of mailing lists. Note that facsimiles or images of texts are still of the genre Text. URL Address <a href="http://doi.org/10.1097/RCT.0000000000000315" target="_blank" rel="noreferrer noopener">http://doi.org/10.1097/RCT.0000000000000315</a> Pages 67–70 Issue 1 Volume 40 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Computed Tomography Artifact Created by Air in the X-ray Tube Oil. Publisher An entity responsible for making the resource available Journal of computer assisted tomography Date A point or period of time associated with an event in the lifecycle of the resource 2016 2016-02 Subject The topic of the resource *Air; *Artifacts; *Phantoms; *Radiographic Image Interpretation; *Tomography; 80 and over; Adult; Aged; Computer-Assisted; Head/diagnostic imaging; Humans; Imaging; Radiation Dosage; X-Ray Computed; Young Adult Creator An entity primarily responsible for making the resource Hedrick Wayne R; Markovic Michael A; Short James H; Vera Chido D Description An account of the resource A subtle artifact of patchy hypodensities in computed tomography images of the head mimicked acute or subacute cerebral infarct. The cause of the artifact was air in the oil of the x-ray tube. The artifact manifested only when the acquisition parameters included a rotation time of 0.5 second and a gantry tilt angle of 11 to 20 degrees. Routine quality control testing did not detect nonuniformities in the water phantom. Identifier An unambiguous reference to the resource within a given context <a href="http://doi.org/10.1097/RCT.0000000000000315" target="_blank" rel="noreferrer noopener">10.1097/RCT.0000000000000315</a> Rights Information about rights held in and over the resource Article information provided for research and reference use only. All rights are retained by the journal listed under publisher and/or the creator(s). *Air *Artifacts *Phantoms *Radiographic Image Interpretation *Tomography 2016 80 and over Adult Aged Computer-Assisted Head/diagnostic imaging Hedrick Wayne R Humans Imaging Journal of computer assisted tomography Markovic Michael A Radiation Dosage Short James H Vera Chido D X-Ray Computed Young Adult