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Washington University Experience | NEOPLASMS (GLIAL) | Ependymoma - Microscopic | 14E Ependymoma, Anaplastic (Case 14) MIB 2
Ki-67 shows a labeling index of 29%. Synaptophysin shows focal positivity most consistent with entrapped brain parenchyma and the neoplastic cells are negative for synaptophysin. ---- Comment: The findings are those of an ependymoma, WHO grade 3.
