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Washington University Experience | NEOPLASMS (NON-GLIAL NON-NEURONAL) | Choroid Plexus Carcinoma (CPC) | 4G1 Choroid Plexus Carcinoma (Case 4) INI1 1
4G1,2 In order to test the differential diagnosis, we examined INI-1 immunohistochemistry, whose loss is a marker for atypical rhabdoid/teratoid tumor (ATRT). INI-1 immunoreactivity in this case is retained in the tumor cell nuclei.
