A 64-year-old man presents with 45 minutes of crushing substernal chest pain radiating to the left arm associated with diaphoresis. ECG shows ST-segme...

Question

A 64-year-old man presents with 45 minutes of crushing substernal chest pain radiating to the left arm associated with diaphoresis. ECG shows ST-segment elevations in leads II, III, and aVF. Symptoms started 90 minutes ago. There are no contraindications to therapy. What is the most appropriate immediate reperfusion strategy?

Accepted Answer

Fibrinolytic therapy only if symptoms persist beyond 12 hours

Answer

Primary percutaneous coronary intervention as soon as possible

Answer

Immediate coronary artery bypass grafting

Answer

Delay reperfusion until cardiac biomarkers result

Answer

Begin heparin only without reperfusion

us-abem MCQ (SBA): ST-Elevation Myocardial Infarction