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: Pathology
[{'content': 'A patient presents with respiratory symptoms, i.e. cough, hemoptysis and glomerulonephritis. His c-ANCA levels in serum were found to be raised. The most likely diagnosis is \nSelect and explain. \nA. Goodpasture’s syndrome, B. Classic polyarteritis nodosa, C. Kawasaki’s syndrome, D. Wegener’s granulomatosis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: • Both Wegener’s granulomatosis and Goodpasture’s syndrome can present similarly but presence of c-ANCA makes a diagnosis of Wegener’s granulomatosis.', 'role': 'assistant'}]