Difference between revisions of "Meningioma"
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m (→Histologic grading: wikify) |
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**Low mitotic rate (< 4 mitoses/10 HPF - for whatever HPF means, see [[HPFitis]]). | **Low mitotic rate (< 4 mitoses/10 HPF - for whatever HPF means, see [[HPFitis]]). | ||
**Excludes ''clear cell'', ''chordoid'', ''papillary'', and ''rhabdoid'' subtypes. | **Excludes ''clear cell'', ''chordoid'', ''papillary'', and ''rhabdoid'' subtypes. | ||
*Grade 2 (either #1 or # | *Grade 2 (either #1, #2 or #3): | ||
*#Brain-invasive meningioma. | *#Brain-invasive meningioma. | ||
*#*Protrusion of meningioma into brain. | *#*Protrusion of meningioma into brain. | ||