<prompt> Medullary carcinoma of the thyroid is associated with which of the following syndrome?MEN IMEN IIFraumeni syndromeHashimotos syndrome  <response>: MEN 1 is characterised by: Parathyroid hyperplasia or adenoma Islet cell hyperplasia, adenoma, or carcinoma Pituitary hyperplasia or adenoma Other, less common manifestations: foregut carcinoid, pheochromocytoma, subcutaneous or visceral lipomas MEN 2A: MTC medullary thyroid carcinoma Pheochromocytoma Parathyroid hyperplasia or adenoma MEN 2B: MTC medullary thyroid carcinoma Pheochromocytoma Mucosal and gastrointestinal neuromas Marfanoid features Ref: Harrisons principles of internal medicine, 18th edition, Page: 3072. 