A 38-year-old man from rural Maharashtra presents with a family history of medullary thyroid carcinoma and hypertension. Genetic testing reveals a RET proto-oncogene mutation. Which feature would best distinguish his diagnosis (MEN 2A) from MEN 2B?

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.