title: Sarcoidosis simulating a glioma of the optic nerve.
mesh_terms: D003951:Diagnostic Errors; D005260:Female; D005910:Glioma / Q000175:diagnosis*; D006801:Humans; D008875:Middle Aged; D009900:Optic Nerve / Q000473:pathology; D009901:Optic Nerve Diseases / Q000175:diagnosis*; D010524:Peripheral Nervous System Neoplasms / Q000175:diagnosis* / Q000473:pathology; D012507:Sarcoidosis / Q000175:diagnosis* / Q000473:pathology