Anatomy And Physiology For Health Professionals 2nd Edition by Jahangir Moini

Exercise 7

A 56-year-old man went to his physician for a routine physical examination. The physician took an ECG, which was normal. Forty-eight hours later the man experienced angina pectoris and was taken to the emergency room. This time, the patient was admitted to the intensive care unit, where he was diagnosed as having had a myocardial infarction of the left ventricle.
In the intensive care unit, what tests would be performed to rule out a myocardial infarction?