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Washington University Experience | NEOPLASMS (METASTASES) | Microscopic | 54A2 Metastasis, mucinous lung CA (Case 54) H&E 10X
The tumor is a metastatic adenocarcinoma arranged in cystic, glandular and cribriform patterns and exhibits prominent mucinous features and tumor necrosis. The surrounding brain parenchyma exhibits mild astrocytosis and is sharply demarcated from tumor.