I.11 Central neurocytoma

PI11b1 - Click here to make me bigger
PI.11.b1 Central neurocytoma (HE x100). Isomorphous cells with round nuclei and scant cytoplasm, the delicate processes of which form small perivascular pseudorosettes, that may suggest a diagnosis of ependymoma. At times, the clear cytoplasmic swelling and the abundance of capillaries are suggestive of oligodendroglioma. Electron microscopy and immunohistochemical studies have provided evidence of the neuronal differentiation of this tumour