Toru Ishii

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A 52-year-old woman is described, whose clinical features were typical of Creutzfeldt-Jakob disease except for the presence of optic atrophy. Serial CT scans showed rapid development of brain atrophy early in the course. Postmortem examination revealed extensive degeneration of the cerebral and cerebellar white matter and of the optic nerves in addition to(More)
Patients with Parkinson's disease (PD) have been suggested to share personality traits characterised by low novelty-seeking and high harm-avoidance. Although a link between novelty-seeking and dopamine is hypothesised, the link is not fully supported by 6-[(18)F]fluoro-L-dopa positron emission tomography (PET) studies. Meanwhile, tractography studies with(More)
It is not rare for a spinal Schwannoma to have cystic formations, but there are various opinions about the mechanism. Since the installation of MRI in our institution in 1989, we have experienced 4 cases of cystic spinal Schwannoma. The diagnosis of such lesions was based on identifying cystic formations histopathologically. Among these cases, tiny(More)
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