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: Anaesthesia
[{'content': 'A 5 year old boy suffering from Duchenne muscular dystrophy has to undergo tendon lengthening procedure. The most appropriate anaesthetic would be – \nSelect and explain. \nA. Induction with intravenous thiopentone and N2O; and halothane for maintenance, B. Induction with intravenous suxamethonium and N2O; and oxygen for maintenance, C. Induction with intravenous suxamethonium and N2O; and halothane for maintenance, D. Induction with inhalation halothane and N2O; oxygen for maintenance', 'role': 'user'}, {'content': "Answer: A \nExplanation: Amongst the given options only a is applicable i.e. induction by thiopental and maintenance by halothane and N2O.\n\nAbout option 'd'\n\nIn this option, upto induction is correct. However maintenance cannot be done only by oxygen.\n\nAbout option b & c\n\nSuccinylcholine is contraindicated in muscular dystrophy.", 'role': 'assistant'}]