Basics of Echo Contrast
Mark Monaghan, PhD
King’s College Hospital
A short description of the basics for understanding how echo contrast is achieved. This was originally presented as part of Echo in Contrast XIV. Video with narration and slides presented as part of Echo in Context 14: Clinical Impact: New Solutions to the Oldest Echo Problems.
Harmonic generation is shown in comparison to the natural course of a wave
breaking at the beach. A simple wave turns into the complex wave. Courtesy
of Dr. Poll van der Wouw, Academic Medical Center, Amsterdam.
A harmonic beam profile is quite narrow. Note that harmonics are not generated
near the transducer. Courtesy Dr. Peter Burns.
