Transl Androl Urol. 2020 Aug;9(4):1794-1798. doi: 10.21037/tau.2019.11.22.
An overview of epidemiological pattern of upper tract urothelial carcinoma (UTUC), including outcome of UTUC over past decades as well as factors responsible for observed epidemiological changes was performed. Gender and racial disparities influencing incidence of UTUC were reviewed. The incidence of multifocal urothelial carcinoma and relation of UTUC to urothelial carcinoma of bladder were examined.