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. 2022 May 8;164(10):2751–2765. doi: 10.1007/s00701-022-05225-7

Table 4.

Findings comprising the “other” category in each analysis

Vascular Neoplastic
Finding N Finding N
Venous malformation 14 Lipoma 18
dAVF 4 Metastasis 3
AVM 12 DNET 2
Missing AComm 1 Vestibular schwannoma 2
Kinking of ICA 1 Osteoma 2
Significant ICA stenosis 4 Craniopharyngioma 1
Significant MCA stenosis 12 Skull base tumour 1
Significant PCA stenosis 3 Subcortical nodule 1
Significant VA stenosis 5 Trigeminal schwannoma 3
ICA occlusion 7 Cerebellar lesion 4
Major vessel stenosis 1 Ganglioglioma 1
Other* 2 Subependymoma 3
Pineocytoma 1
CPA tumour 1
4th ventricle tumour 2
Intraventricular tumour 1
Cerebral tumour 1
Corpus callosum tumour 1
Arachnoid/cystic neoplasm 1
Choroid plexus neoplasm 1
Hamartoma 1
Epidermoid 1
Other* 12

*Findings not further classified, for example “4 neoplasms”

dAVF dural arteriovenous fistula, AVM arteriovenous malformation, AComm anterior communicating artery, ICA internal carotid artery, MCA middle cerebral artery, PCA posterior cerebral artery, VA vertebral artery, DNET dysembryoplastic neuroepithelial tumour, CPA cerebellopontine angle