This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
During maxillary wash sudden death is due to 
Select and explain. 
A. Air embolism, B. Maxillary aery thrombus, C. Bleeding, D. Meningitis
A: Air embolism
Answer: A: Air embolism 
Explanation: Air embolism: It is rare but may prove fatal. This complication can be prevented by avoiding insufflation of air into the antrum after lavage. Ref : Dhingra 7e pg 466.