This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
ST elevation is seen in all of the following conditions except 
Select and explain. 
A. Myocardial infraction, B. Coronary aery spasm, C. Constrictive pericarditis, D. Ventricular aneurysm
C: Constrictive pericarditis
Answer: C: Constrictive pericarditis 
Explanation: Ischemia/myocardial infarction Noninfarction, transmural ischemia (Prinzmetal's angina, and probably Tako-tsubo syndrome, which may also exactly simulate classical acute infarction) Acute myocardial infarction Postmyocardial infarction (ventricular aneurysm pattern) Acute pericarditis Normal variants (including benign "early repolarization" patterns) Left ventricular hyperophy/left bundle branch blocka Other (rarer) Acute pulmonary embolisma Ref Harrison 20th edition pg 1546