Meningiomas are frequent benign growths derived from the arachnoid cells on the inner surface of the dura mater. The cells of origin of meningiomas are most abundant in arachnoid villi, and meningiomas therefore tend to arise where these structures are most frequent.
KeywordsMeningioma Cell Psammoma Body Malignant Meningioma Arachnoid Cell Multiple Meningioma
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