Specific diagnosis and location of brain lesion in the patients with abnormalities in brain MRI (number; the number of patients)
| Diagnosis | Specific diagnosis with location |
|---|---|
| VF defect (perimetric brain lesion group, PBG, n=49) | |
| Cerebral infarction 7 | ACA 3, ACA and MCA 3, MCA and PCA 1 |
| Suprasellar tumour 19 | Pituitary adenoma 16, craniopharyngioma 2, Rathke's cleft cyst 1, optic chiasmatic giloma 1 |
| Meningioma 5 | Tuberculum sellae 5 |
| Brain tumour 10 | Primary tumour 8; Oligodendroglioma 4 (frontal lobe and temporal lobe 1) (frontotemporo-occipital cortex 1) (thalamus 1) (frontomedial lobe and thalamus and frontal lobe 1) Hemangiopericytoma 1 (occipital lobe) Medulloblastoma 1 (cerebellum) DLBL lymphoma 1 (frontal lobe, WM, BG) Paracavernous tumour 1 (frontotemporo-occipital cortex) Metastasis 2; Frontoparietal lobe 1, Occipital lobe 1 |
| MCA bifucation aneurysm 1 | |
| Cavernous malformation 1 | |
| Encephalitis 1 | |
| Encephalomalacia 2 | Cerebral hemisphere 1 Occipital leukoaraiosis with occipital atrophy 1 |
| Holoprosencephaly, corpus callosum agenesis 1 | |
| Other disease 2 | Parenchymal defect 1; Temporal lobe cranioectomy, parietotemporal lobe atrophy |
| No VF defect (preperimetric brain lesion group, PPBG, n=49) | |
| Cerebral infarction 20 | ACA 5, MCA 6, ACA and MCA 7, ACA and PCA 1, Occipital and MCA 1 |
| Suprasellar lesion 16 | Pituitary adenoma 14, Rathke's cleft cyst 2 |
| Meningioma 4 | Olfactory 1, tuberculum sellae 1, parietal falx 1, frontal 1 |
| Brain tumour 2 | Oligoastrocytoma 1 (frontal lobe) Metastasis 1 (both frontoparietoo-occipital WM) |
| Acoustic schwannoma 1 | |
| Norcadiosis abscess 1 | Parietal cortex (postcentral gyrus) and WM |
| Encephalomalacia 2 | Temporal lobe 1, frontotemporal lobe 1 |
| Encephalitis 1 | Brainstem |
| Hydrocephalus 1 | Aqueductal stenosis |
| Benign lesion 1 | Occipital horn |
ACA, anterior cerebral artery area; BG, basal ganglia; DLBL, diffuse large B cell; MCA, middle cerebral artery area; PCA, posterior cerebral artery area; WM, white matter.