This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Diseases of Thyroid, Subject name: Medicine
[{'content': 'Which of the following is not seen in subacute thyroiditis? \nSelect and explain. \nA. Raised T4 levels, B. Raised ESR, C. Pain, D. High Radio iodine uptake', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The patient usually presents with a painful and enlarged thyroid, sometimes accompanied by fever. There may be features of thyrotoxicosis or hypothyroidism, depending on the phase of the illness. The patient characteristically evolves through three distinct phases over about 6 months: Thyrotoxic phase, Hypothyroid phase, and Recovery phase. In the thyrotoxic phase, T4 and T3 levels are increased; reflecting their discharge from the damaged thyroid cells, and TSH is suppressed. The diagnosis is confirmed by a high ESR and low radioiodine uptake.', 'role': 'assistant'}]