This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urinary Tract, Subject name: Surgery
[{'content': 'A patient with alkaline urine which is cloudy with plenty of pus cells is suffering from: \nSelect and explain. \nA. E. coli, B. Proteus, C. TB, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans: b (Proteus)Ref: Bailey & Love, 24th ed, p. 1324 & 23rd ed, p. 1191Proteus and Staphylococcus split urea, forming ammonia which makes the urine alkaline and promotes formation of calculi.', 'role': 'assistant'}]