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
Not a feature of de Quervain's disease : 
Select and explain. 
A. Autoimmune in etiology, B. ↑ESR, C. Tends to regress spontaneously, D. Painful & associated with enlargements of thyroid
A: Autoimmune in etiology
Answer: A: Autoimmune in etiology 
Explanation: None