Transcranial Doppler Ultrasonography Quiz
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Questions and Answers

Which factor can influence TCD data and should be controlled?

  • Age of the patient
  • Gender of the patient
  • Angle of insonation (correct)
  • Type of food consumed
  • What does TCD measure in major cerebral vessels?

  • Blood pressure
  • Blood flow velocity (correct)
  • Actual cerebral blood flow
  • Blood oxygen levels
  • What can increased flow velocities detected by TCD indicate?

  • High blood sugar levels
  • Stenosis, emboli, or vasospasm (correct)
  • Low blood pressure
  • Normal blood flow
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