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Washington University Experience | NEOPLASM (SELLAR) | Pituitary Adenoma - Pituitary Neuroendocrine Neoplasm | Corticotroph | 2C1 PA (Case 2) Crooke's CAM52 4.jpg
2C1,2 There is a cytoplasmic concentric ring like staining pattern for cytokeratin CAM 5.2 in a minor subpopulation of tumor cells, not reaching anything like 50% of the tumor population.
