Histological subtypes of meningiomas (WHO 2021):
- meningothelial
- fibrous
- transitional
- psammomatous
- angiomatous
- microcystic
- secretory
- lymphoplasmacyte-rich
- metaplastic
- chordoid
- clear cell
- papillary
- rhabdoid
- atypical
- anaplastic
- Others
The subtypes of meningiomas that is often associated with oedema beyond the tumour margins are:
- angiomatous meningioma
- microcystic meningiomas
- secretory