Renal arteriovenous fistulas are rare complications of kidney injury that are usually caused by penetrating or blunt abdominal trauma, percutaneous or open biopsy, or surgery.We report a case of renal arteriovenous fistula Intermediate after blunt abdominal trauma of a male patient who had traffic accidents.Computed tomography images show arteriovenous fistula lesion mimicking the tumor of the renal pelvis.Through this case, we present how to identify and avoid being confused in diagnosis Condoms as well as introduce its clinical manifestations, imaging, and treatment.