system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 16-year-old man presents to the emergency department complaining of episodes of pounding headache, chest fluttering, and excessive sweating. He has a past history of kidney stones that are composed of calcium oxalate. He does not smoke or drink alcohol. Family history reveals that his mother died of thyroid cancer. Vital signs reveal a temperature of 37.1°C (98.7°F), blood pressure of 200/110 mm Hg and pulse of 120/min. His 24-hour urine calcium, serum metanephrines, and serum normetanephrines levels are all elevated. Mutation of which of the following genes is responsible for this patient's condition?
assistant
RET proto-oncogene