polar spongioblastoma

polar spongioblastoma
spongioblastoma polare a rare malignant brain tumor seen from childhood to young adulthood, characterized by palisades of unipolar spongioblasts; sites may be either cerebral or cerebellar. Called also piloid astrocytoma and unipolar s.

Medical dictionary. 2011.

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Look at other dictionaries:

  • spongioblastoma — 1. A glioma consisting of cells (elongated, spindle shaped, and sometimes pleomorphic, with one or two fibrillary processes) that resemble the embryonic spongioblasts, occurring normally around the neural canal of the human embryo; it grows… …   Medical dictionary

  • unipolar spongioblastoma — spongioblastoma unipolare polar s …   Medical dictionary

  • piloid astrocytoma — 1. pilocytic a. 2. polar spongioblastoma …   Medical dictionary

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