Digital Subtraction Radiography
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Questions and Answers

What is digital subtraction radiography used for?

  • Measuring bone mineral density
  • Detecting soft tissue injuries
  • Enhancing visualization of structures by removing superimposed images (correct)
  • Creating 3D reconstructions of the scanned area

    • What advantage does digital subtraction radiography offer over conventional radiography?

  • Reduced radiation exposure to patients
  • Higher resolution images
  • Faster image processing time
  • Improved detection of subtle changes in anatomy (correct)

    • How does digital subtraction radiography work?

  • By adding multiple images to enhance contrast
  • By overlaying images to create a composite view
  • By converting X-rays to digital format
  • By digitally subtracting a pre-contrast image from a post-contrast image (correct)

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