title: Giant cell (temporal) arteritis. The differential diagnosis.
abstract: A patient was referred to the neuro-ophthalmology unit with a diagnosis of Foster-Kennedy syndrome; "papilledema" had been noted in the right eye and optic atrophy in the left. Results of radiographic examinations and lumbar puncture had been normal. The considerations and procedures leading to a correct diagnosis of giant cell arteritis are discussed.
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D013700:Giant Cell Arteritis / Q000175:diagnosis*; D006801:Humans; D009896:Optic Atrophy / Q000150:complications* / Q000175:diagnosis; D010211:Papilledema / Q000150:complications* / Q000175:diagnosis; D013577:Syndrome; D014792:Visual Acuity; D014794:Visual Fields