Abdominal US - Gallstones/Cholecystitis, Renal Stones/Hydronephrosis

Audience: Medical Students and Residents
Learning Objectives:
Describe the relative echogenicity of the liver and right kidney
Identify posterior acoustic shadowing and posterior acoustic enhancement
Identify and describe the sonographic appearance of calculi (renal/gallbladder) and simple cysts
Summary:
The normal liver is hyperechoic to the normal kidney
Gallstones and renal stones are hyperechoic with posterior acoustic shadowing
Renal cysts arise from the cortex of the kidney, and are anechoic with posterior acoustic enhancement

[@izzytran750]

I want to take a moment to say that your presentation is absolutely amazing!!! I'm a third-year med student and your lecture is going to help me tremendously on my rotations. Thank you so much, Dr. Owen!!!

[@RadiologyEducation]

I am glad to contribute

[@masudaakter8879]

Brilliant

[@dr.a.sahmad1676]

Sir, what is the normal ureter size?

[@RadiologyEducation]

On US you will not be able to identify a normal ureter. Usually only a dilated ureter can be seen.