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==Meningioma== | ==Meningioma== | ||
===Microscopic=== | ===Microscopic=== | ||
The '''sections shows''' a moderately cellular lesion with prominent whorls | The '''sections shows''' a moderately cellular lesion with prominent whorls and psammomatous calcifications. | ||
There are no macronucleoli, there is no sheeting architecture, no hypercellularity, and no spontaneous necrosis. The cells of the lesion do not have small cell change. There is no mitotic activity. '''There is no brain invasion./No brain tissue is present.''' | There are no macronucleoli, there is no sheeting architecture, no hypercellularity, and no spontaneous necrosis. The cells of the lesion do not have small cell change. There is no mitotic activity. '''There is no brain invasion./No brain tissue is present.''' |
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