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': "Not a feature of de Quervain's disease : \nSelect and explain. \nA. Autoimmune in etiology, B. ↑ESR, C. Tends to regress spontaneously, D. Painful & associated with enlargements of thyroid", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]