Renal Pelvis Inverted Papilloma

**Semantic type:** Neoplastic Process

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

**Synonyms:** - Inverted Papilloma of Kidney Pelvis - Inverted Papilloma of Renal Pelvis - Inverted Papilloma of the Kidney Pelvis - Inverted Papilloma of the Renal Pelvis - Kidney Pelvis Inverted Papilloma