This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Salivary Gland, Subject name: Surgery
Sialosis refers to: 
Select and explain. 
A. Bilateral parotitis, B. Sjogren's syndrome, C. Non-inflammatory parotid enlargement, D. Bilateral salivary duct ectasia
C: Non-inflammatory parotid enlargement
Answer: C: Non-inflammatory parotid enlargement 
Explanation: Ans. (c) Noninflammatory parotid enlargementRef: Bailey 25/e p766* Sialosis is noninflammatory, nonneoplastic and nonpainful-bilateral enlargement of major salivary glands.