<prompt> Medullary carcinoma of the thyroid is associated with which of the following syndrome:MEN IMEN II AFraumeni syndromeHashimotos thyroiditis  <response>: MEN 2A Sipple syndrome is associated with medullary thyroid carcinoma, pheochromocytoma and parathyroid adenoma. Neural crest tumors associated with it are gliomas, glioblastoma and meningioma. Ref: Essentials of Rubins Pathology By Emanuel Rubin, 5th Edition, Page 486. 