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: Radiology
Salt and pepper effect in MRI of salivary gland is seen in: 
Select and explain. 
A. Sjogren syndrome, B. Thalassemia, C. Sickle cell anemia, D. Condensing osteitis
A: Sjogren syndrome
Answer: A: Sjogren syndrome 
Explanation: A “salt and pepper” appearance of the glands on MRI is particularly suggestive of Sjogren syndrome.
Burket’s Oral medicine , diagnosis and treatment, pg-427