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Difference between revisions of "Renal oncocytoma"
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The sections show a tumour with cells arranged in nests. The tumour cells have abundant | The sections show a tumour with cells arranged in nests. The tumour cells have abundant | ||
eosinophilic cytoplasm. The tumour cell nuclei are round and have round nucleoli. No | eosinophilic cytoplasm. The tumour cell nuclei are round and have round nucleoli. No | ||
perinuclear halos are apparent. Binucleation is not | perinuclear halos are apparent. Binucleation is not common. No zonal necrosis is | ||
identified. Focally, tumour nests are spaced reminiscent of an archipelago. Mitoses are not | identified. Focally, tumour nests are spaced reminiscent of an archipelago. Mitoses are not | ||
apparent. The tumour is moderately circumscribed and is completely excised in the planes of | apparent. The tumour is moderately circumscribed and is completely excised in the planes of | ||