This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Electrocardiography, Subject name: Medicine
[{'content': 'Inverted T waves are seen in ? \nSelect and explain. \nA. Hyperkalemia, B. Hyperthermia, C. Wellen syndrome, D. Coronary syndrome', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Wellen syndrome o Severe anterior wall Ischemia (with or without infarction) may cause prominent T-wave inversions in the precordial leads. This pattern (sometimes referred to as Wellens T-waves) is usually associated with a high-grade stenosis of the left anterior descending coronary artery-.o Hyperkalemia has tall Tented T-waves.o Coronary syndrome Xis characterised by blockage of perforators while the epicardial coronary artery is normal. In these patients stenting of coronaries is not useful. Nitrates are mainstay of therapy.", 'role': 'assistant'}]