A 61-year-old man known for diabetes, hypercholesterolemia, hypertension, and a history of PCI with stenting of the mid-left anterior descending coronary artery 10 years earlier presents with worsening typical angina on exertion and a positive stress test. Coronary angiography (Fig. below)
shows
ISR of the left descending coronary artery. Coronary angiography shows a ISR of the mid-left anterior descending coronary artery.