This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anaesthesia
[{'content': 'Coronary steal syndrome is associated with \nSelect and explain. \nA. Desflurane, B. Sevoflurane, C. Isoflurane, D. Halothane', 'role': 'user'}, {'content': "Answer: C \nExplanation: Coronary steal phenomenonInpatient with coronary aery stenosis, isoflurane causes coronary aery vasodilatation in non-ischemic area, thereby diveing the blood away from ischemic zone.(Refer: Morgan and Mikhail's Clinical Anaesthesiology, 5th edition, pg no.169)", 'role': 'assistant'}]