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Washington University Experience | NEOPLASMS (PINEAL) | PPTID (Pineal Parenchymal Tumor Intermediate Differentiation) | 5C2 PPTID WHO III (Case 5) NF 1
A stain for neurofilament protein reveals strong cytoplasmic immunoreactivity in a minor subset of tumor cells. Occasional cells also show processes with club shaped expansions. (NF IHC)
