Task: Question Answering
Input (English): Question: A 24-year-old woman, asymptomatic, with a history of father and sister with medullary thyroid carcinoma. Incidentally, an adrenal mass measuring 5 cm in diameter was discovered on computed tomography (CT). Which of the following options should be the next clinical decision? 
 Options:  <1> Given that it is asymptomatic, semestral control is recommended with serial CT scans of said lesion. <2> The search for a possible medullary carcinoma of the thyroid is a priority. <3> A pre-clinical Cushing syndrome should be suspected in the context of multiple endocrine neoplasia. <4> Puncture-aspiration of said lesion should be performed to elucidate the nature of said lesion. <5> Catecholamines should be determined in urine to rule out a pheochromocytoma.
Output (English): 5