A 72-year-old man was asymptomatic, but presented a slightly ST segment depression at the bicycle stress test during his annual cardiac examination. There are several risk factors including family history, hypertension, dyslipidemia and smoking stopped over 20 years. DSCT coronary angiography was performed at a mean heart rate of 50 bpm, a pitch of 0,2 and scan time of 13,4 seconds.
What is the coronary supply type?
