%0 Case Reports %T Intestinal-type adenocarcinoma arising from a villous adenoma in the renal pelvis in the context of a kidney abscess: Case report. %A Rochio-Tafoya A %A García-Muñiz JA %A Flores-Gutiérrez JP %A Gutiérrez-González A %A Barboza-Quintana O %A Garza-Guajardo R %J Urol Case Rep %V 46 %N 0 %D Jan 2023 %M 36687748 暂无%R 10.1016/j.eucr.2023.102325 %X Villous adenoma is a benign neoplasm with an exceptional presentation in the renal pelvis, hence very few cases have been reported. Herein we present the case of a patient who presented with left flank pain clinically suggestive of complicated pyelonephritis, culminating in simple nephrectomy with a villous adenoma in the renal pelvis as histopathological finding associated to the presence of a microscopic focus of intestinal-type adenocarcinoma.