Rising incidence rates and unaltered survival for primary upper urinary tract urothelial carcinoma: a Dutch population-based study from 1993 to 2017.

To assess trends in incidence, disease management and survival of upper urinary tract urothelial carcinoma (UTUC) in the Netherlands.

Patients diagnosed with primary UTUC in the Netherlands between 1993 and 2017 were identified through the population-based Netherlands Cancer Registry (NCR).