6. Essential Ultrasound Artifacts

Posterior Acoustic Enhancement

This is the opposite of the acoustic shadowing artifact and occurs when ultrasound waves pass through a structure with significantly low attenuation such as blood or fluid-filled structures.

The most common situation you will see posterior acoustic enhancement: bladder, gallbladder, cysts, vessels, ocular ultrasound.

Ultrasound Artifact Posterior Acoustic Enhancement
Posterior Acoustic Enhancement of Bladder- Ultrasound Artifact

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