Renal Colic in Emergency Medicine Case 2

A 32-year-old female attends the ED, she had a sudden onset of right loin pain yesterday evening that kept her awake all night, the pain is still present.

This is a IVU image, ordered by your junior doctor who asks you to explain what can be seen on the film.

First, take a careful look at the IVU image opposite. You can use the zoom facility to examine the detail.