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: Microbiology
[{'content': 'Most fatal amoebic encephalitis is caused by ? \nSelect and explain. \nA. E.histolytica, B. Naeglaria, C. E. dispar, D. Acanthamoeba', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. is \'b\' i.e., Naeglaria . Amongst the given options Naeglaria and Acanthamoeba cause amoebic encephalitis. " The prognosis of Naeglaria encephalitis is uniformaly poor, most patients die within a week."---Harrison "Acanthamoeba encephalitis follows a more indolent course."----- Harrison . So, amongst the given options Naeglaria causes most fatal amoebic encephalitis .', 'role': 'assistant'}]