A clinical case of cerebellar ataxia with neuropathy and vestibular areflexia syndrome in the presence of polycythemia vera

Cerebellar ataxia with neuropathy and bilateral vestibular areflexia syndrome (CANVAS) is a slowly progressive ataxic disorder characterized by the triad of cerebellar impairment, bilateral vestibular hypofunction, and sensory polyneuropathy. The paper describes a clinical case of this syndrome in a 40-year-old patient who has been followed up by hematologists for polycythemia vera for 10 years