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
Ketamine can be used in all of the situations except  a) Status asthmaticusb) For analgesia & sedationc) Obstetric hemorrhaged) Ischemic heart diseasee) Aortic aneurysm 
Select and explain. 
A. ab, B. de, C. cd, D. bd
B: de
Answer: B: de 
Explanation: Ketamine increases BP, HR & myocardial O2 demand, therefore it is contraindicated in IHD, hypertensive heart disease and aortic aneurysm.