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: Surgery
[{'content': "When a 'spontaneous perforation' of the oesophagus occurs as a result of severe barotrauma while a person vomit against a closed glottis, what is the condition known as \nSelect and explain. \nA. Maltory - weiss syndrome, B. Boerhaave syndrome, C. Plummer vinsion syndrome, D. Kartergener Syndrome", 'role': 'user'}, {'content': 'Answer: B \nExplanation: The pressure in the oesophagus increases rapidly and the oesophagus burst at its weakest point in the lower third sending a stream of material into the mediastinum and often the pleural cavity as well.', 'role': 'assistant'}]