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
Amyloid protein seen in dialysis patients - 
Select and explain. 
A. AA, B. AL, C. Beta - 2- microglobulin, D. ATTR
C: Beta - 2- microglobulin
Answer: C: Beta - 2- microglobulin 
Explanation: Answer- C. Beta - 2- microglobulinA Beta- 2mPrecursor- Beta-2 microglobulinSyndrome- Hemodialysis