Magnetic resonance imaging (MRI) in axial section of a brain of a 74-year-old patient with ocular disorders. Some of the physical symptoms the patient displayed include: blurred vision, spontaneous blinking of the eyelids, difficulty of speech and swallowing. The MRI scan shows signs of atrophy of the midbrain, dilatation of the aqueduct of Sylvius, atrophy of the upper quadrigeminal tubercles and the cerebral peduncles.