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: Medicine
On ECG, ST segment elevation is seen in all of the following conditions except: March 2012 
Select and explain. 
A. Left ventricular aneurysm, B. Acute pericarditis, C. Myocardial infarction, D. Hypocalcemia
C: Myocardial infarction
Answer: C: Myocardial infarction 
Explanation: Ans: D i.e. Hypocalcemia ECG changes and conditions ST elevation may signify myocardial infarction, pericarditis or left ventricular aneurysm QT prolongation may occur with congenital long QT syndrome, low potassium, low magnesium, low calcium etc.