Sensory ataxia with cranial nerve palsies

A previously independent 64-year-old man presented to his local hospital with new-onset diplopia and dysarthria while watching television. Over the following days, he developed painless perioral and upper limb sensory disturbance, gait unsteadiness and limb ataxia, most pronounced in the upper limbs. He was initially admitted and treated for a cerebrovascular event, followed by a period of failed rehabilitation. At 6-week review, his symptoms...