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Washington University Experience | NEOPLASMS (METASTASES) | Microscopic | 26A2 Metastases, renal (Case 26) H&E 4
The tumor cells are epithelioid or spindled, with large nuclei, hyperchromatic chromatin, and prominent nucleoli. There are numerous mitotic figures, accumulation of foamy macrophages, hemosiderin/hematoidin deposition, and large areas of necrosis.