Inverted Urothelial Papilloma

**Semantic type:** Neoplastic Process

**Definition:** An endophytic urothelial neoplasm arising from the urinary tract. It shares several morphologic features with urothelial papilloma.

**Synonyms:** - Inverted Papilloma of Urinary Tract - Inverted Transitional Cell Papilloma - Transitional cell papilloma, inverted, NOS - Transitional papilloma, inverted, NOS - Urinary Tract Inverted Papilloma