This study is for subjects that have been diagnosed with low-grade upper tract urothelial cancer (LG-UTUC). This study is to evaluate the tumor ablative effect of the study drug (UGN-104). Subject are expected to reman in the study for a minimum of 15months or longer.

This research study is for adult patients diagnosed with Upper Tract Urothelial Carcinoma (UTUC). The purpose of this study is to determine how often genetic variants are found in patients with UTUC. As part of this research study, the research team will collect health information about you from your medical record and blood, saliva, and tissue samples will be collected for genetic testing.