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Acute reversible cognitive dysfunction due to vitamin B12 deficiency: A case report with rare magnetic resonance imaging findings

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Journal of International Medical Research

Published online on

Abstract

Journal of International Medical Research, Volume 54, Issue 5, May 2026.
Vitamin B12 deficiency can manifest with hematological and neurological abnormalities, though intracranial involvement is less common than spinal cord or peripheral nerve manifestations. We report the case of a man in his 70s who developed acute cognitive ...