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: Medicine
[{'content': '30-yr-male have hemoptysis, facial puffiness, microscopic hematuria & increased serum creatinine. What should be included in the investigation: \nSelect and explain. \nA. X-ray chest, B. ANA, C. ANCA, D. CT scan', 'role': 'user'}, {'content': "Answer: B \nExplanation: This patient have -facial puffiness and hemoptysis microscopic hematuria & increased serum creatinine\nThe possible aetiology includes:\n\nGood pasture syndrome\nVasculis Q (Wegener’s granulomatosis, CSS, Microscopic ployangis)\nSLE'\nCryoglobulinemia\n\nInvestigation; To be recommended\n\nChest X-ray or CT scan Chest should be done for any cavitary lesions or infiltrates.\nANCA should be advised for Wegener's granulomatosis, MPA, CSS (Charge Strauss syndrome).\n24-hour urinary protein should he done to document Glomerular proteinuria\nANA\xa0for SLE", 'role': 'assistant'}]