- Initial MMSE score: 28- Brain MRI: Diffuse symmetrical high signal intensities on T2-weighted and FLAIR images, including the dentate nucleus- Elevated serum levels of antithyroid, anti-microsomal, and thyroglobulin antibodies- Hashimoto’s encephalopathy was considered as a potential diagnosis- Steroid pulse therapy showed no effectiveness. This evidence concerns the gene TG and hereditary elliptocytosis.