Which of the following is not true about medullary carcinoma of thyroid -
Medullary thyroid carcinoma is associated with MEN 2 (2A & 2B), and not with MEN-1.
When medullary thyroid carcinoma occurs as a part of MEN syndrome, it may be multicentric.
Origin is from `C' cells of thyroid
Component of MEN-1
Multicentric in origin
Amyloid deposition