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Chapter 1 - Basic Physics, Knobology and Artefacts

Published online by Cambridge University Press:  05 November 2021

Edited by
Sarb Clare  and
Chris Duncan
Sarb Clare
Affiliation:
Acute and General Internal Medicine, Sandwell and West Birmingham NHS Trust
Chris Duncan
Affiliation:
Anaesthesia and Intensive Care Medicine in London
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Summary

Ultrasound physics is a dreaded and frequently neglected topic by many POCUS enthusiasts. However, a basic understanding of the principles behind how US generates images will aid the clinician with interpretation, optimisation and troubleshooting unexpected findings. Many signs, particularly in lung ultrasound (LUS), rely solely on the interpretation of artefact patterns, making it an essential element to diagnosis.

Type
Chapter
Information
Ultrasound for the Generalist
A Guide to Point of Care Imaging
 , pp. 4 - 25
Publisher: Cambridge University Press
Print publication year: 2021

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