Congenital malformations of the nervous system.
D000328:Adult; D001921:Brain / Q000002:abnormalities*; D002648:Child; D003884:Dermoid Cyst / Q000601:surgery; D004677:Encephalocele; D006801:Humans; D006849:Hydrocephalus / Q000209:etiology / Q000601:surgery; D007231:Infant, Newborn; D008067:Lipoma / Q000601:surgery; D008588:Meningocele / Q000601:surgery; D008591:Meningomyelocele / Q000628:therapy; D013116:Spinal Cord / Q000002:abnormalities*; D013125:Spinal Neoplasms / Q000601:surgery