This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Organic Mental Disorders, Subject name: Psychiatry
[{'content': 'True regarding FTD are all except: \nSelect and explain. \nA. Semantic dementia, B. Nonfluent aphasia, C. Apathetic, disinhibited personality, D. Rapid onset static course', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The frontotemporal dementias have a progressive course and not static course. It is usually of early onset ( 45 -65 yrs) Patient presents with behavioral symptoms with relative preservation of memory. It has three distinctive clinical presentations- Frontal variant Semantic dementia Progressive Non fluent aphasia', 'role': 'assistant'}]