<prompt> Reversible myocardial stunning with ecg changes of acute myocardial infarction is seen inRestrictive cardiomyopathyHypertrophic cardiomyopathyTakatsubo cardiomyopathyDilated cardiomyopathy  <response>: Takatsubo cardiomyopathy is stress induced infundibular spasm resulting in LV hypokinesia . ECG shows ST elevation 