Recently passed left ureteric stone

Case contributed by Andrew Dixon
Diagnosis almost certain

Presentation

Left flank pain. ?ureteric stone

Patient Data

Age: 50
Gender: Male

Mild left hydroureter and periureteric fat stranding. A tiny stone is seen within the urinary bladder sitting against the anterior wall which is the expected dependent location given the patient is scanned in the prone position. Appearance is that of a recently passed left ureteric stone. 

Case Discussion

Features of a recently passed left ureteric calculus with the stone seen sitting dependently against the anterior wall of the bladder in prone scan position. Mild left hydroureter and periureteric stranding confirms recent passage of the stone down the left ureter. 

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