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Official Course
Description: MCCCD Approval:
6-26-07 |
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DMI291
2007 Fall – 2009 Summer II |
LEC |
2.0 Credit(s) |
2.0 Period(s) |
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Fundamentals
of Computed Tomography |
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Introduction
to principles and operation of computed tomography (CT) scanner. Physics
processes, instrumentation components, imaging acquisition, reconstruction
and display for computed tomography imaging. Prerequisites: (DMI251 and DMI253) or
permission of Nuclear Medicine Technology Program Director. |
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Go to Competencies Go to Outline
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MCCCD
Official Course Competencies: |
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DMI291 2007
Fall – 2009 Summer II |
Fundamentals of Computed Tomography |
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1.
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Describe the physics processes involved in the production
of x-rays. (I) |
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2.
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Describe the components of the x-ray tube, voltage and
current in computed tomography (CT). (II) |
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3.
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Discuss adjustment of x-ray tube voltage and current in
CT. (II, III) |
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4.
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Identify the principal parts of a CT scanner. (IV) |
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5.
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Discuss the function of each CT scanner component. (III,
IV) |
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6.
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Describe helical CT technology. (V) |
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7.
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Explain CT image data acquisition and display. (VI, VII,
VIII, IX, X) |
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8.
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Describe the calculation process of Hounsfield units. (VI,
VII, VIII, IX, X) |
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9.
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Compare CT number values assigned to various tissues to
the values assigned in the display window. (VI, VII, VIII, IX, X) |
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10.
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List parameters set by the operator for the CT scanner.
(XI) |
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11.
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Discuss CT image quality issues. (XI) |
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12.
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Discuss the integration of CT procedures into the combined
Positron Emission Tomography/Computed Tomography (PET/CT) examination. (XI) |
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13.
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Discuss occupational and patient radiation exposure from
operating a CT scanner. (XII) |
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14.
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Describe CT quality control. (XIII) |
Go to Description Go to top of
Competencies
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MCCCD
Official Course Outline: |
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DMI291 2007
Fall – 2009 Summer II |
Fundamentals of Computed Tomography |
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I. Physics of X-ray A. Bremsstrahlung
Radiation B. Characteristic X-ray II. X-ray tube and the
production of X-ray A. X-ray tube design B. Voltage variation C. Current variation D. X-ray filter III. Principles of Computed
Tomography IV. CT scanner design A. Collimation B. Rotation Speed V. Multislice
Helical CT systems VI. Image data acquisition VII. CT Image
Reconstruction VIII. CT display IX. Display of volumetric
image data X. Image quality A. Contrast Resolution B. Image Noise XI. CT PET/CT Protocols A. Low-dose CT for PET
attenuation correction B. Diagnostic CT C. Integrated PET/CT
protocols D. CT Artifacts XII. CT radiation safety XIII. CT quality control |
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