Author

Ko Hiyama

Institution: Aomori Prefectural Central Hospital

Observed institution: Aomori Prefectural Central Hospital

ORCID: 0009-0001-7351-8893

Observed ORCID: 0009-0001-7351-8893

OpenAlex ID: A5120372346

Early-onset Alzheimer’s disease mimicking cognitive progression independent of relapse activity in multiple sclerosis: a case report and diagnostic strategy

2026 · Tatsuya Ueno, Maki Miura, et al. · BMC Neurology

CSF Anti-Sjögren’s Syndrome Antigen A Antibodies and Low Glucose Levels in Sjögren’s Syndrome-Associated Aseptic Meningitis: A Case Report

2026 · Tatsuya Ueno, Ko Hiyama, et al. · Cureus

Cerebral Venous Sinus Thrombosis during the Initial Flare of Previously Undiagnosed Ulcerative Colitis: A Case Report

2026 · Ko Hiyama, Tatsuya Ueno, et al. · Nosotchu

Delayed Steroid-Responsive Perianeurysmal Inflammation Mimicking Infectious Meningitis Seven Years after Coil Embolization

2026 · Tatsuya Ueno, Maki Miura, et al. · Internal Medicine

Delayed Cortical Hyperperfusion Induced by Positional Carotid Compression in Stylocarotid Syndrome: A Case Report

2026 · Ren Yanagida, Tatsuya Ueno, et al. · Internal Medicine

Autoimmune glial fibrillary acidic protein astrocytopathy with posterior column ataxia: two case reports

2025 · Ko Hiyama, Tatsuya Ueno, et al. · Rinsho Shinkeigaku

Works count: 6

Citation count:

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