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Ureteropelvic junction obstruction

Case contributed by Bruno Di Muzio
Diagnosis almost certain

Presentation

Vague left flank pain for 3 days.

Patient Data

Age: 60 years
Gender: Male

CT Abdomen and pelvis

ct

Left hydronephrosis with severe pelvic dilatation and normal caliber ureter suggesting stenosis of the ureteropelvic junction.

Case Discussion

CT shows left hydronephrosis with severe pelvic dilatation and normal ureter suggesting ureteropelvic junction (UPJ) obstruction; probably caused by post-surgical adhesions.

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