Definition
Doppler ultrasound is a non-invasive ultrasonic technique that uses the principle of the “Doppler effect” to measure the velocity and direction of moving objects, such as blood flow in a blood vessel (Fig. 1).
Photo showing handheld pencil Doppler ultrasound evaluation of blood flow in the dorsalis pedis artery in the foot (Reproduced/amended with permission from the BMJ publishing group. Student BMJ August 2000, p272 photo showing a handheld pencil Doppler. Student BMJ 2000; 08:259–302 August ISSN number 096-6494. ABC of arterial and venous disease: Non-invasive methods of arterial and venous assessment. David Hinwood, Nick J M London, Richard Donnelly. http://student.bmj.com.issues/00/08/education/270.php)
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References and Readings
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McElligott, J. (2018). Doppler Ultrasound. In: Kreutzer, J.S., DeLuca, J., Caplan, B. (eds) Encyclopedia of Clinical Neuropsychology. Springer, Cham. https://doi.org/10.1007/978-3-319-57111-9_21
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DOI: https://doi.org/10.1007/978-3-319-57111-9_21
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