A 68-year-woman with hypertension and dyslipidemia presents with 30 minutes of retrosternal chest pain radiating to her neck. She is diaphoretic and in moderate distress. The ECG shows ST-segment elevation in the inferior leads. Which of the following mechanisms is the most likely cause of her condition?

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Vikas Bhardwaj
Medical Technologist, AIIMS New Delhi
Updated: Apr 17, 2026