Recurrent Intracranial Meningioma with Malignant Change and Extracranial Bone Metastasis : A Case Report
نویسندگان
چکیده
In general , meningiomas are slowly growing benign neoplasms originating from specialized meningothelial cells in arachnoid granulation, but have a tendency to be locally invasive and recurrent. Meningiomas very rarely metastasize outside the nervous system, occurring in less than 0.1 %. We report the CT and MR findings of a case of a solitary benign syncytial meningioma showing recurrent multiple tumors and malignant progression with eventual bone metastasis to rib after six su rgical extirpations duri ng six years.
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