This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'Which of the following is not a cause for reversible dementia? \nSelect and explain. \nA. Toxic dementia, B. Hypothyroidism, C. Multi infarct dementia, D. Subdural heamatoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Multiinfarct or vasular dementia is irreverisble or non curable. Reversible Causes of Dementia Toxic Dementia: Impairment from toxic side effects of medications or drugs Tumors : that can be removed Trauma : Subdural hematoma Normal pressure hydrocephalus Metabolic disorders : such as a vitamin B12 deficiency Hypothyroidism Hypoglycemia', 'role': 'assistant'}]