Somatosensory evoked potentials (SSEP) in Hashimoto encephalopathy – a case report

We report a case of Hashimoto encephalopathy with a significant reduction in amplitude of the parietal cortical component of the early somatosensory evoked potentials of the median nerve. This reduction was significant when using a frontal reference as compared to the palmar reference and showed a complete recovery after sufficient treatment. A 43 old female patient with a change of personality including aggressive behaviour and a progressive choreatiform movement disorder was admitted to hospital with the suspected diagnosis of Huntington's disease (HD). Further investigations excluded HD and revealed a thyroid…