Computed Tomography Scans
How does it work?
How have CT scans technology benefited people society?
- Seeing if it a surgery or operations are needed
- Seeing what problems are without exploratory surgery
- They improve cancer diagnosis and treatment
- Patients do not have to stay in hospital as long for scans
- Helps determine what treatment is necessary for common conditions (injuries, cardiac disease and stroke)
- Helps determine which part of the hospital patients should be cared for in
- See's the extent of the problem with less guess work
Limitations of a CT Scan
-CT scans are expensive (thousands of dollars, although the price varies depending on which scan you need)
-CT scans have large radiation risks
-Can be misinterpreted
-Can break down
- Does not show medical history
- Can not be substituted for examining spinal fluid
- Requires trained staff
- Specalized equipment
-Larger patients do not fit
CT Scans: Know Your Radiation Risk
How CAT scans work, 2013, Discovery, accessed 16 May 2013, <http://www.howstuffworks.com/cat-scan.htm>.
CAT Scan (computerized axial tomography), 2008, Pathology, accessed 20 May 2013, <http://pathology.jhu.edu/pc/slides/ctscan.html>.
Computed Tomography (CT) - Body, 2013, Radiological Society of North America, accessed 21 May 2013, <http://www.radiologyinfo.org/en/info.cfm?pg=bodyct#part_ten>.
Drawbacks and Limitations of Computed Tomography, 2004, US National Library of Medicine, accessed 19 May 2013, <http://www.ncbi.nlm.nih.gov/pmc/articles/PMC548232/>.