This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
A 60 year old female is suffereing from renal failure and is on hemodialysis since last 8 years. She developed carpal tunnel syndrome. Which of the following will be associated? - 
Select and explain. 
A. AL, B. AA, C. ATTR, D. Beta 2 microglobulin
D: Beta 2 microglobulin
Answer: D: Beta 2 microglobulin 
Explanation: Reference :Robbins basic pathology 9th edition page no 158:Deposition of beta2 microglobulin amyloid in patients receivi g long term dialysis occurs most commonly in the carpal ligaments of the wrist resulting in compression of the median nerve leading to carpal tunnel syndrome