Purpose: We describe a rare case of anatomical variation of the collaterals of the abdominal aorta associated with a duplication of the pyelic.
Material And Method: A 51-year-old patient in whom an abdominal CT scan was performed as part of the exploration of a cystic left renal mass objectified on ultrasound.
Results: A celiomesenteric trunk with two left renal arteries and a duplication of the left pyelon were found.