Surgery All of the given below statements regarding medullary carcinoma of thyroid are true except: A It arises from 'C' cells B Both hematogenous & lymphatic spread is seen . C It is dependent on TSH D Most case are sporadic 💡 Explanation All of the given below statements regarding medullary carcinoma of thyroid are true except: ✓ Correct Answer: C. It is dependent on TSH