This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Anaesthesia
Problems which may result from hypotensive anaesthesia include 
Select and explain. 
A. Reactionary haemorrhage, B. Deep vein thrombosis, C. Retraction anaemia, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: (D) All of the above # Cerebral and coronary thrombosis, renal and hepatic ischaemia, reactionary haemorrhage, ileus, cerebral ischaemia, arterial thrombosis (e.g. the carotid, central retinal artery and limb arteries), and massive atelectasis.