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': 'All of the following are features of splenic rupture except - \nSelect and explain. \nA. Obliteration of psoas shadow, B. Obliteration of splenic outline, C. Elevation of left diaphragm, D. Obliteration of colonic air bubble', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]