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': 'All give rise to malignancy except \nSelect and explain. \nA. Cholelithiasis, B. Ulcerative colitis, C. Bronchiectasis, D. Paget’s disease', 'role': 'user'}, {'content': 'Answer: C \nExplanation: • Bronchiectasis cannot cause malignancy. The complications which may be associated with bronchiectasis are: Cor pulmonale, metastatic brain abscesses, and amyloidosis.\n• To be considered bronchiectasis, the dilation should be permanent; reversible bronchial dilation often accompanies viral and bacterial pneumonia.', 'role': 'assistant'}]