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': 'Anesthesia of choice in child with cyanotic hea disease? \nSelect and explain. \nA. Propofol, B. Ketamine, C. Thiopentone, D. Sevoflurane', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ketamine REF: Morgan 4'h ed p. 935 Anesthesia of choice for congenital hea disease Left to right shunt (Acynotic) Sevoflurane Right to left shunt (Cyanotic) Retamine", 'role': 'assistant'}]