Bladder Urothelial Papilloma

**Semantic type:** Neoplastic Process

**Definition:** A rare benign neoplasm that arises from the bladder and is characterized by the presence of a papillary growth with a central fibrovascular core. The latter is lined by normal urothelium.

**Synonyms:** - Bladder Transitional Cell Papilloma - Urinary Bladder Transitional Cell Papilloma - Urinary Bladder Urothelial Papilloma