Upward gaze paralysis as the initial sign of Fisher's syndrome.
D000293:Adolescent; D005133:Eye Movements; D006801:Humans; D008297:Male; D010243:Paralysis / Q000175:diagnosis / Q000503:physiopathology*; D011129:Polyradiculoneuropathy / Q000175:diagnosis / Q000503:physiopathology*; D013577:Syndrome