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Washington University Experience | NEOPLASM (SELLAR) | Pituitary Adenoma - Pituitary Neuroendocrine Neoplasm | Plurihormonal | 6H PA, Pluri (Case 6) GH 2

There is scattered weak, but compelling, reactivity for GH. ---- Not shown: Reactivity for proliferation marker Ki-67 stains approximately 2% of tumor cell nuclei. ---- Comment: The histological/histochemical/immunohistochemical pattern within this specimen is that of a plurihormonal pituitary adenoma.

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