Ureteric calculus

Case contributed by Assoc Prof Frank Gaillard

Presentation

Left sided colicky abdominal / loin pain.

Patient Data

Age: 40 years
Gender: Male
X-ray

X-ray KUB

KUB (frontal and oblique) demonstrate a density just above the transverse process of L3, suspicious for a calculus. 

Annotated image

Annotated image

Small calculus (blue arrow) is seen on bone projections, in line with the likely course of the ureters. 

CT

CT KUB

Non contrast CT KUB confirms the presence of a small left ureteric calculus at the level of L3. The collecting system proximal to it is normal in appearance. The stone measure 3 x 4 x 7mm and has a density of 480HU. 

Case Discussion

This patient went on to pass the stone spontaneously, without additional imaging. 

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Case information

rID: 16699
Published: 12th Feb 2012
Last edited: 31st Jul 2021
System: Urogenital
Inclusion in quiz mode: Included