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Imaging CH.28

Tomosynthesis

QuestionAnswer
Tomos means? Slice
Synthesis means? A process or the combination of form a theory or system.
The main image characteristics to DRT is ? Improved image contrast.
Continuous ____and______ are the two methods to produce a DRT image. Sweet; Stop-and-shoot.
_____ was not possible until the digital image receptor became available. DRT.
Other Applications for Tomosynthesis Chest, head fractures, and odontoid fractures.
Algorithms are used to create The 3D image in Mammography tomosynthesis.
Digital mammography tomosynthesis (DMT) - A digital mammogram is repeated several times at various angles. - Each image is available in digital form and may be reconstructed as a 3D image.
The larger the sweep angle... The more detail the image will have.
Sweep Angle The angle that the tube and IR have with each other.
Stop and Shoot X-ray tube moves and shoots, moves and shoots over image receptor.
X-Ray Tube Motion Continuous: X-ray is made continuously over image receptor.
X-Ray Source X-ray tube.
List the 4 mammographic tomo components? 1. X-ray source. 2. X-ray tube motion. 3. Stop and shoot. 4. Sweep angle.
The equipment for mammographic Tomosynthesis looks... Very similar to Analog mammography and does not differ that much in cost.
Tomosynthesis comes from? Greek word.
With the invention of Computed Tomography... 2-dimensional tomography performed in a radiography suite became obsolete.
Tomography A radiographic technique using the movement of the x-ray tube and image receptor around a focused point to create a cross- section or slice or the body part.
Created by: sassyrad
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