ECG of the Month: A 63-Year-Old Man Presents with Acute Sharp Left-Sided Chest Pain
A 63-year-old man with a history of non-obstructive coronary artery disease, heart failure with preserved ejection fraction (HFpEF), morbid obesity, stroke, neuropathy, hypertension, chronic obstructive pulmonary disease, gastroesophageal reflux, and hyperlipidemia presents with acute sharp stabbing left-sided chest pain. He had a previous episode of sharp left-sided chest pain while driving 1 month prior, which was short lived and associated with shortness of breath. The electrocardiogram (ECG; Figure 1) shown is his presenting rhythm.
The patient's ECG (Figure 1) demonstrates which of the following?