Surgery Thyroid Malignancies 3af5e1b9 Most common tumor of thyroid is - A Papillary B Follicular C Medullary D Hurthle cell High-Yield Explanation Ans. is 'a' i.e., Papillary o Papillary carcinoma thyroid accounts for 80% of all thyroid maligrancv in Iodine sufficient areas.