title: Extradural spinal meningiomas. Report of four cases.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007796:Laminectomy; D008297:Male; D008579:Meningioma / Q000175:diagnosis / Q000473:pathology / Q000601:surgery; D008875:Middle Aged; D009192:Myelography; D011247:Pregnancy; D011248:Pregnancy Complications; D013116:Spinal Cord / Q000473:pathology; D013120:Spinal Cord Neoplasms / Q000175:diagnosis / Q000473:pathology / Q000601:surgery