title: Extradural spinal arachnoidal cyst.
mesh_terms: D001099:Arachnoid / Q000601:surgery; D002648:Child; D003560:Cysts / Q000150:complications / Q000151:congenital* / Q000601:surgery; D005260:Female; D006801:Humans; D013117:Spinal Cord Compression / Q000209:etiology