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': 'Ketamine can be used in all of the situations except  a) Status asthmaticusb) For analgesia & sedationc) Obstetric hemorrhaged) Ischemic heart diseasee) Aortic aneurysm \nSelect and explain. \nA. ab, B. de, C. cd, D. bd', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ketamine increases BP, HR & myocardial O2 demand, therefore it is contraindicated in IHD, hypertensive heart disease and aortic aneurysm.', 'role': 'assistant'}]