The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 43-year-old man comes to the emergency department with nausea, abdominal discomfort, diarrhea, and progressive perioral numbness for the past 24 hours. 3 days ago, he underwent a total thyroidectomy for treatment of papillary thyroid cancer. His only medication is a multivitamin supplement. He appears fatigued. While measuring the patient's blood pressure, the nurse observes a spasm in the patient's hand. Physical examination shows a well-healing surgical wound on the neck. Which of the following ECG findings are most likely in this patient?   (A) Torsade de pointes   (B) QT prolongation   (C) Peaked T waves   (D) PR prolongation
['(B) QT prolongation <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Torsade de pointes \n (B) QT prolongation \n (C) Peaked T waves \n (D) PR prolongation <> possible answers', "  A 43-year-old man comes to the emergency department with nausea, abdominal discomfort, diarrhea, and progressive perioral numbness for the past 24 hours. 3 days ago, he underwent a total thyroidectomy for treatment of papillary thyroid cancer. His only medication is a multivitamin supplement. He appears fatigued. While measuring the patient's blood pressure, the nurse observes a spasm in the patient's hand. Physical examination shows a well-healing surgical wound on the neck. Which of the following ECG findings are most likely in this patient? <> context@"]