The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 36-year-old woman comes to the physician because of a painless lump on her neck for 3 months that has increased in size. She appears healthy. Examination shows a 2.5-cm (1-in) firm, irregular swelling on the left side of the neck that moves with swallowing. There is painless cervical lymphadenopathy. Ultrasound of the neck shows a solitary left lobe thyroid mass with increased vascularity and hyperechogenic punctate regions. A fine needle aspiration biopsy is scheduled for the following week. Which of the following is the most likely diagnosis?   (A) Follicular carcinoma of the thyroid   (B) Hürthle cell carcinoma of the thyroid   (C) Papillary carcinoma of the thyroid   (D) Anaplastic carcinoma of the thyroid
['(C) Papillary carcinoma of the thyroid <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Follicular carcinoma of the thyroid \n (B) Hürthle cell carcinoma of the thyroid \n (C) Papillary carcinoma of the thyroid \n (D) Anaplastic carcinoma of the thyroid <> possible answers', '  A 36-year-old woman comes to the physician because of a painless lump on her neck for 3 months that has increased in size. She appears healthy. Examination shows a 2.5-cm (1-in) firm, irregular swelling on the left side of the neck that moves with swallowing. There is painless cervical lymphadenopathy. Ultrasound of the neck shows a solitary left lobe thyroid mass with increased vascularity and hyperechogenic punctate regions. A fine needle aspiration biopsy is scheduled for the following week. Which of the following is the most likely diagnosis? <> context@']