Scenario: This electrocardiogram (ECG) was obtained from a 66-year-old male patient being admitted to the coronary care unit (CCU) as a “direct admit.” The patient had gone to an urgent care center 1 hour earlier with complaints of weakness and shortness of breath. Based on the symptoms and ECG (similar to the one below), he was sent via ambulance to the CCU. Past medical history includes hypertension and hypercholesterolemia. The patient stated he has not been feeling well for about 3 weeks, and was especially “sick” this day. He decided to go to work but a coworker urged him to get medical help, and at the end of his shift he went to the urgent care center.

Acute inferior myocardial infarction (MI) with posterior wall involvement, nonspecific intraventricular conduction delay that may be related to ischemia or incomplete right bundle branch block, and accelerated junctional rhythm.

Acute MI in the...

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