Renal oncocytoma (pathology)
Updates to Case Attributes
Updates to Study Attributes
(H&E x40) - Sections from scar showing fibrosis (left 1/3 of picture) and osseous metaplasia. Haematopoiesis was present within the medullary space on higher power.
(H&E x200) - Uniform tumour cells with rounded nuclei and eosinophilic, partly vacuolated cytoplasm (the latter is a variant finding with oncocytoma cells usually showing uniform eosinophilic cytoplasm).
Image 1 Pathology (H&E) ( update )
Updates to Study Attributes
Macroscopic
Right kidney with well circumscribed tan tumour, 100mm in diameter, in the upper pole. There is a central stellate scar and macroscopic haemorrhage.
Microscopic
(H&E x40) - Sections from scar showing fibrosis (left 1/3 of picture) and osseous metaplasia. Haematopoiesis was present within the medullary space on higher power.
(H&E x200) - Uniform tumour cells with rounded nuclei and eosinophilic, partly vacuolated cytoplasm (the latter is a variant finding with oncocytoma cells usually showing uniform eosinophilic cytoplasm)
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