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Difference between revisions of "Meningioma"
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→Histologic grading: more
m (→Histologic grading: more) |
(→Histologic grading: more) |
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*#*#Macronucleoli. | *#*#Macronucleoli. | ||
*#*#[[Necrosis]] not caused by treatment, e.g. radiation or embolization. | *#*#[[Necrosis]] not caused by treatment, e.g. radiation or embolization. | ||
*#''Clear cell'' or ''chordoid'' subtype. | |||
*Grade 3 (either of the following): | *Grade 3 (either of the following): | ||
**High mitotic rate (>=20 mitoses/10 HPF - for whatever ''HPF'' means, see [[HPFitis]].) | **High mitotic rate (>=20 mitoses/10 HPF - for whatever ''HPF'' means, see [[HPFitis]].) | ||
**"Frank anaplasia"; marked nuclear atypia. | **"Frank anaplasia"; marked nuclear atypia. | ||
**''Papillary'' or ''rhabdoid'' subtype. | |||
Notes: | Notes: | ||