Vitamin B12 deficiency induced psychosis – a case report

Vitamin B12 is one of the most essential vitamins affecting various systems of the body. Cases of neuropsychiatry disorders due to its deficiency are more common in elderly patients with prevalence of 10–20%. The most common psychiatry symptoms reported in the literature associated with vitamin B12 deficiency was depression, mania, psychoticsymptoms, cognitive impairment and delirium. Here, we report a case of vitamin B12 deficiency in a 52-year-old male who presented with psychotic features: persecutory delusions, tactile and auditory hallucinations. Patient had neither recorded psychiatry history nor any drug abuse. Medical history includes hypertensiondiabetes mellitus and glaucoma. The patient was not a vegetarian.  read more here

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