Posterior acoustic shadowing and enhancement

Case contributed by Ian Bickle


Several patient examples from ultrasound. All performed for abdominal complaints.

Patient Data

Age: n/a

The calculi in the kidney and gallbladder cause pronounced posterior acoustic shadowing.

The hepatic cyst demonstrates the opposite phenomenon of posterior acoustic enhancement.

Case Discussion

Posterior acoustic shadowing and enhancement are two everyday key important concepts in ultrasound imaging.

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