Characterization of morphologically benign biologically aggressive meningiomas.

  title={Characterization of morphologically benign biologically aggressive meningiomas.},
  author={Shalinee Rao and Niamathullah Sadiya and Saraswathi Doraiswami and Duvuru Prathiba},
  journal={Neurology India},
  volume={57 6},
BACKGROUND Meningiomas are presently categorized into three grades by World Health Organization (WHO). Grade I, in general, is expected to behave in a benign fashion. However, a borderline group of grade I meningioma also exists, which may behave aggressively. AIMS AND OBJECTIVE To evaluate the proliferation index and p53 antigen expression of meningiomas and correlate with histological grade and clinical course. MATERIALS AND METHODS All 123 cases of meningiomas, diagnosed between January… CONTINUE READING

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World Health Organization Classification of Tumours of the Nervous system 3rd edition, IARC

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  • 2007
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