Task: Answer Verification
Input (English): Question: Does determinants of life expectancy in medullary thyroid cancer : age matter?
Answer: In MTC patients, extrathyroidal extension and stage at diagnosis are the only independent predictors of (recurrence-free) life expectancy. Patients diagnosed in an early stage of disease and patients without detectable recurrence have favourable life expectancy independently of biochemical cure.
Output (English): no