No- it's not myocardial infarction.
The glassy pale appearance of the myocardium described at autopsy isn't caused by an acute event such as a myocardial infarction. It's caused by long-term protein deposition within the myocardium: what disease process would cause such a thing to happen?
If you haven't checked the definitions on the history page then now would be a good time to do so. Try again...