This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: ECG and Arrhythmia 2, Subject name: Medicine
[{'content': 'All are included in the differentials of this ECG except? \nSelect and explain. \nA. Wellen Syndrome, B. ICH, C. Apical Hyperophy of hea, D. Hypercalcemia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: HR is 50/min with normal axis. Giant T wave inversions are noted in leads I, II, V2-V6. Giant T wave inversion are said to present if T wave is >10mm in depth. Giant T wave inversions : Wellen syndrome: T wave inversions in V2-V3 indicate critical narrowing of Left anterior descending aery. At high risk for developing anterior wall MI . ICH: T wave pattern Apical hyperophy of hea(not HOCM but a variant of same) Stokes Adam Syndrome WPW Hypercalcemia leads to QT shoening.', 'role': 'assistant'}]