Kidney Oncocytoma

**Semantic type:** Neoplastic Process

**Definition:** A benign tumor of the kidney, characterized by the presence of large cells with abundant eosinophilic granular cytoplasm. The majority of these tumors are discovered incidentally, during work-up of other conditions.

**Synonyms:** - Oncocytoma of Kidney - Oncocytoma of the Kidney - Renal Epithelial Oncocytic Neoplasm - Renal Epithelial Oncocytic Tumor - Renal Oncocytoma