doppler sonography intracranial arteries; transcranial doppler ultrasonography (TCD)

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Clinical significance

  • reproducible & noninvasive
  • can detect flow abnormalities indicative of stroke before lesions are evident on MRA

More general terms

More specific terms


  1. Wikipedia: Transcranial Doppler
  2. 2.0 2.1 Harb A, Saliba A A 5-Year-Old Girl With Headache and Vomiting. Medscape Case Challenges. May 14, 2015