Non-Invasive Bladder Papillary Urothelial Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** Papillary urothelial neoplastic proliferation in the bladder with some level of cytological and architectural disorder visible at low to intermediate magnification, with no invasion beyond the basement membrane (Ta). (WHO 2016)

**Synonyms:** - Bladder Papillary Urothelial Carcinoma In Situ