Table 1.
Differential diagnoses11 ,13 ,21 ,25 ,89–94
| Localization | Differential Diagnoses |
|---|---|
| Cerebral hemispheres | -Dural metastases (prostate, lung, kidney, breast cancer, neuroblastoma) -Glioma -Non Hodgkin lymphoma -Primary Hodgkin disease -Solitary fibrous tumor/hemangiopericytoma -Pleomorphic xanthoastrocytoma -Hemangioblastoma -Cavernoma -Mucosa-associated lymphoid tissue lymphoma (MALT) -Histiocytosis |
| Optic nerve sheath | -Optic glioma -Optic neuritis |
| Cavernous sinus | -Glioma -Inflammatory (rheumatoid arthritis, Wegener granulomatosis, neurosarcoidosis) -Infectious disease (tuberculosis, syphilitic gumma) -Erdheim–Chester disease and eosinophilic granuloma |
| Nasal cavity | -Adenoid cystic carcinoma -Chloroma -Esthesioneuroblastoma |
| Spinal cord | -Glioma -Ependymoma -Subependymoma -Schwannoma -Embryonal tumor -Meningeal melanoma |
| Cerebello- pontine angle | -Schwannoma -Neoplastic meningitis -Papillary middle-ear tumor -Metastases -Plasmacytoma -Teflon granuloma following microvascular decompression |
| Ventricles | -Choroid plexus papillomas/carcinomas -Ependymomas -Metastases |
| Pituitary gland | -Pituitary adenoma -Adenohypophysitis -Pituitary apoplexy -MALT95 -Craniopharyngioma |
| Arterial malformations | -Arterial aneurysm -Dural cavernous angioma |