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: Unknown
[{'content': 'In a 2 months old infant undergoing surgery for biliary atresia, you would avoid one of the following anaesthetic - \nSelect and explain. \nA. Thiopentone, B. Halothane, C. Propofol., D. Sevoflurane.', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e. Halothane Among the anesthetics given in the option, only halothane is known to cause liver toxicity. So Halothane should be avoided in a patient undergoing surgery for Biliary atresia (as the liver is already damaged).", 'role': 'assistant'}]