1 / 8

CT Scans of the Head

CT Scans of the Head. Tim Brown. What is a CT Scan?. Computed Axial Tomography Scan X-rays Produces 3D image 2 types Spiral Electron Beam. Common Problems That Are Examined. Head Injuries Concussions Tumors Strokes Other Brain Diseases. History.

lindathomas
Download Presentation

CT Scans of the Head

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. CT Scans of the Head Tim Brown

  2. What is a CT Scan? • Computed Axial Tomography Scan • X-rays • Produces 3D image • 2 types • Spiral • Electron Beam

  3. Common Problems That Are Examined • Head Injuries • Concussions • Tumors • Strokes • Other Brain Diseases

  4. History • In the early 1900’s Alessandro Vallebona proposed the single-slice method. • In 1967 Sir Hounsfield thought up the first entire scanner. • In 1971 the first commercial scanner was brought into use. • Nobel Prize

  5. Current State • Improvements in • Speed • Slice count • Image quality • Fixed/Portable • Cone Beam CT Scans

  6. Limitations • Radiation • Clarity • Speed • Size

  7. Future • Concentrated Beams • Less radiation • Increased coverage • Higher resolution • Only scans the portion of the body needed

  8. Works Cited • "CT - Head." Head CT (Computed Tomography, CAT Scan). N.p., 15 May 2012. Web. 01 Oct. 2012. <http://www.radiologyinfo.org/en/info.cfm?pg=headct>. • "CT Scans." Wikipedia. Wikimedia Foundation, 26 Sept. 2012. Web. 01 Oct. 2012. <http://en.wikipedia.org/wiki/CT_scans>. • Hofer, Matthias. CT Teaching Manual: A Systematic Approach to CT Reading. 3rd ed. New York, NY: Georg ThiemeVerlag, 2007. Print. • Holmes, Erskine J. Interpretation of Emergency Head CT. New York, NY: Cambridge UP, 2008. Google Books. Web. 01 Oct. 2012. <http://books.google.com/books?id=TYg6QRSnvw0C>.

More Related