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  • Writer's pictureLLU Path Attendings

Case # 16 - Pineal Tumor

This tumor is from the pineal region a 50-year-old man. Additional helpful information: GFAP is largely negative, TTF-1 is negative, and the Ki-67 labeling index was quite low. Much thanks to our esteemed Dr. Magaki for sending us this case!

Cytokeratin (CAM5.2) immunohistochemical stain

Epithelial membrane antigen (EMA) immunohistochemical stain

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