True about meningioms –
Correct Answer: 95% cure rate following treatment
Description: Ans. is 'c' i.e., 95% cure rate following treatment Meningiomas o Meningiomas are tumors that arise from the dura mater and are composed of neoplastic (arachnoid cap ) cells. o They are now the most common primary brain tumor, accounting for approximately 32% of the total. (this information has been added in 18th/e of Harrison). o They tend to be more common in women and in patients with Neurofibromatosis type-2. o Meningiomas are classified by the WHO into three histological grades of increasing aggressiveness: grade I or benign; grade II or atypical and grade III or malignant/anaplastic.( This information has been added in 18th/e of Harrison). o Total surgical resection of benign meningiomas is curative. Tumors that cannot be resected ; may benefit from treatment with external beam radiotherapy or stereotactic surgery.
Category:
Pathology
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