Rail-road calcification in the brain are found characteristically in:
Sturge-Weber syndrome: This is a vascular anomaly of the skin, choroid of the eye and ipsilateral leptomeninges. The facial po wine stain is distributed in the region of trigeminal nerve. These patients may develop glaucoma and seizures. Rail-road calcification in the occipital and temporal regions is characteristic in skull radiograph. MRI is the most sensitive technique for demonstrating cerebral lesions. Ref: O.P Ghai, 6th Ed, Page 628.
Meningioma
Tolosa-Hunt syndrome
Sturge-Weber syndrome
Tuberculous meningitis