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Washington University Experience | NEOPLASM (SELLAR) | TTF-1-positive sellar tumor - Pituicytoma | 3D TTF1 Pituicytoma (Case 3) S100 most 40X
Surprisingly only scattered S100 immunoreactive elements stain, which is one surprising features of this case. Most pituicytomas have strong S100, diffuse immunohistochemistry.
