Which of the following is true about medullary CA of thyroid: (A) Associated with MET oncogene, (B) Elevated levels of Serum calcitonin, (C) Seen in MEN I syndrome, (D) Most common thyroid cancer
Answer is B. Answer- B. Elevated levels of Serum calcitoninIn Medullary carcinoma serum calcitonin is increased, whose function is to lower serum calcium levels.So hypocalcemia maybe found associated with MTC.Seen in MEN II A and BAssociated with RET Protooncogene