This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'A patient comes to emergency opd with feeling of impending doom, intense anxeity and palpitations. All of the following investigations should be done in emergency except? \nSelect and explain. \nA. T3, T4, TSH, B. Glucose levels, C. Hemoglobin, D. ECG', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The symptoms of impending doom and palpitations are suggestive of a panic attack and it is important to rule out hyperthyroidism, hypoglycemia and myocardial infarction. Hence T3, T4, TSH, Glucose levels and ECG\xa0has to be done.', 'role': 'assistant'}]