Congenital spinal arachnoid cysts; report of two cases and review of the literature.
D000328:Adult; D001099:Arachnoid; D003560:Cysts / Q000151:congenital* / Q000000981:diagnostic imaging / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013118:Spinal Cord Diseases / Q000151:congenital* / Q000000981:diagnostic imaging / Q000601:surgery