Transcranial Doppler series part II: performing a transcranial Doppler

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Updated: Jun 23, 2026

Functional Transcranial Doppler Ultrasound for Monitoring Cerebral Blood Flow
09:41

Functional Transcranial Doppler Ultrasound for Monitoring Cerebral Blood Flow

Published on: March 15, 2021

Heather A Nicoletto1, Marilyn H Burkman

  • 1Neurodiagnostic Laboratory, Duke University Hospital, Durham, North Carolina, USA.

American Journal of Electroneurodiagnostic Technology
|April 25, 2009
PubMed

Insights

Transcranial Doppler (TCD) is a portable, noninvasive ultrasound exam for evaluating cerebral arteries. Performing a quality TCD requires significant technologist skill in probe placement, equipment use, and waveform interpretation.

Area of Science:

  • Neurosonology
  • Vascular Neurology
  • Diagnostic Imaging

Background:

  • Transcranial Doppler (TCD) is valued for its portability, low cost, and noninvasive nature.
  • It is widely used to assess basal cerebral arteries in various neurological conditions.
  • However, TCD is often considered a difficult, "blind" study by many vascular laboratories.

Purpose of the Study:

  • To highlight the technical expertise required for performing high-quality Transcranial Doppler (TCD) examinations.
  • To emphasize the growing adoption of TCD by neurodiagnostic labs.
  • To underscore the importance of technologist skill in TCD interpretation.

Main Methods:

  • The abstract does not detail specific methods but discusses the practical aspects of performing TCD.
  • Focus is on the technologist's role and required knowledge.
  • Key skills include probe manipulation and understanding normal waveforms.

Main Results:

  • The abstract does not present quantitative results.
  • It emphasizes that TCD is a technically demanding procedure.
  • Successful TCD performance relies heavily on technologist proficiency.

Conclusions:

  • High-quality Transcranial Doppler (TCD) examinations depend critically on skilled technologists.
  • Technologists need expertise in probe placement, equipment operation, and normal vascular waveform recognition.
  • The increasing use of TCD necessitates specialized training for neurodiagnostic personnel.

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