Revision 2 for 'Perivascular pseudorosettes (ependymoma)'

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Perivascular pseudorosettes (ependymoma)

Perivascular pseudorosettes are a common histologic feature of central nervous system ependymomas. They represent tumour cells arranged radially around a central vessel. Between the central vessel and the tumour cells is a relatively microscopically clear region filled with cytoplasmic processes that are strongly positive for GFAP 1,2

Perivascular pseudorosettes should not be confused for features of ependymomas:

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