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
AA amyloid chain is found in - 
Select and explain. 
A. Multiple myeloma, B. Rheumatoid ahritis, C. Gout, D. All
B: Rheumatoid ahritis
Answer: B: Rheumatoid ahritis 
Explanation: Ans. is 'b' i.e., Rheumatoid ahritis AA amyloid is secondary amyloidosis (for causes see previous explanations) o Amyloid in familial mediterranean fever is also AA type.