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Washington University Experience | NEOPLASMS (NON-GLIAL NON-NEURONAL) | Choroid plexus papilloma | 2B4 Choroid Plexus Papilloma (Case 2) H&E 3
Mitotic activity is very low with only a rare mitotic figure identified (< 1/10 HPFs). Further, hypercellularity, necrosis and/or solid areas are not appreciated.