title: Tram track sign.
authors.affiliation: Departments of Neurology and Neurosurgery, Yale University School of Medicine, 333 Cedar Street, TMP412, New Haven, CT 06510, USA. Joachim.baehring@yale.edu
authors.forename: Joachim M
authors.initials: JM
authors.lastname: Baehring
mesh_terms: D000328:Adult; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D008579:Meningioma / Q000150:complications / Q000473:pathology* / Q000532:radiotherapy; D009900:Optic Nerve / Q000473:pathology*; D019574:Optic Nerve Neoplasms / Q000150:complications / Q000473:pathology* / Q000532:radiotherapy; D015593:Retinal Drusen; D014786:Vision Disorders / Q000209:etiology