On a Patient's Cardiology Consult Note, the Physician Wrote, "Impression

On a patient's Cardiology Consult Note, the physician wrote, "Impression: Acute myocardial infarction." What is an accurate interpretation of this part of the note?

A) The patient has been diagnosed with a heart failure characterized by the heart cavity being unable to pump all the blood out of itself.
B) The patient will be scheduled for surgery to remove heart muscle.
C) The patient's heart muscle is enlarged, blocking blood flow.
D) The physician believes that a region of the patient's heart muscle tissue is dead.
E) The physician observed some inflammation in the patient's heart.