Definition of "oncocytoma" [oncocytoma]

• A benign tumour composed of oncocytes (noun)

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• "• Discriminate between two challenging kidney disease diagnoses: oncocytoma, a benign condition and chromophobe renal cell carcinoma, a malignant one."
• "Chromophobe renal cell carcinoma (chRCC) and renal oncocytoma are two distinct but closely related entities with strong morphologic and genetic similarities."
• "While chRCC is a malignant tumor, oncocytoma is usually regarded as a benign entity."