case_images: PMC8337129_01
case_images: Whitish plaque extended near the left ureteric orifice without interesting it.
case_images: CRIU2021-9970711.001.jpg
case_images: PMC8337129_01_CRIU2021-9970711.001.jpg
case_images: fig1
case_images: It extended near the left ureteric orifice without interesting it (Figure 1).
case_images: Right orifice was completely spared by plaques.
case_images: CRIU2021-9970711.002.jpg
case_images: PMC8337129_01_CRIU2021-9970711.002.jpg
case_images: fig2
case_images: Right orifice was completely spared (Figure 2).
case_images: The mucosa underneath the plaques was inflamed.
case_images: CRIU2021-9970711.003.jpg
case_images: PMC8337129_01_CRIU2021-9970711.003.jpg
case_images: fig3
case_images: The mucosa underneath the plaques was inflamed (Figure 3).
case_images: Replacement of the urothelium with stratified keratinized squamous epithelium.
case_images: CRIU2021-9970711.004.jpg
case_images: PMC8337129_01_CRIU2021-9970711.004.jpg
case_images: fig4
case_images: The histology of the affected area revealed keratinizing squamous metaplasia and focal low grade epithelial dysplasia (Figure 4).