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
Which type ofAmyloidosis is caused by mutation of the transthyretin protein ? 
Select and explain. 
A. Familial Mediterranean fever, B. Familial amyloidotic polyneuropathy, C. Dialysis associated amyloidosis, D. Prion protein associated amyloidosis
B: Familial amyloidotic polyneuropathy
Answer: B: Familial amyloidotic polyneuropathy 
Explanation: Ans. is 'b' i.e., Familial Amyloidotic Neuropathy