João Batista Oliveira

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Meningiomas are tumors originating from menin-gothelial cells of the arachnoid membrane and are benign in most cases 1-3 , corresponding to about 15% to 18% of all primary tumors of the central nervous system (CNS) 3,4. Ex-tracranial metastases of meningiomas are rare and occur in less than 1 per 1000 cases 3-5. According to the WHO criteria , the(More)
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