Acute Coronary Syndrome

The patient is a 55-year-old woman with risk factors for coronary artery disease, including arterial hypertension, smoking, high cholesterol, and a strong family history, who presented to the emergency room with 2 days of intermittent chest pain, which now has been persistent for u003e2 hours.The recorded is shown in Figure 1. The patient was immediately transferred to the catheterization laboratory for coronary angiography and percutaneous coronary intervention. According to the information, what is the affected artery, where is the occlusion located, and how important is the myocardial mass involved?Figure 1. ECG of ST-segment–elevation myocardial infarction caused by proximal left anterior descending coronary artery occlusion. Please turn the page to read the diagnosis.This shows the typical findings seen in ST-segment–elevation myocardial infarction caused by proximal left anterior descending coronary artery (LAD) occlusion located before the first diagonal (D1) and first septal (S1) branches.1–3 The coronary angiogram confirmed the …