title: Atlanto-occipital instability as a result of pituitary adenoma: case report with successful management by cervico-occipital fusion.
abstract: A 48-year-old woman with an extensive pituitary adenoma developed atlanto-occipital instability secondary to erosion of the base of the skull by the tumor. The pathophysiology, diagnosis and surgical treatment are described.
mesh_terms: D000238:Adenoma, Chromophobe / Q000150:complications*; D000293:Adolescent; D000328:Adult; D001269:Atlanto-Occipital Joint; D001847:Bone Diseases / Q000209:etiology; D005260:Female; D005539:Foramen Magnum; D006801:Humans; D004204:Joint Dislocations / Q000209:etiology* / Q000601:surgery; D008875:Middle Aged; D010911:Pituitary Neoplasms / Q000150:complications*