A member asked:

Small caliber rca is seen originating from left coronary cusp with slight inter-arterial course. luminal stenosis is difficult to comment due to its small caliber? what can this tell about rca?

A doctor has provided 1 answer
Dr. Hiep Le answered

Specializes in Nephrology and Dialysis

This result means you are born with a non-dominant RCA so your heart are almost exclusively supplied by the left anterior descending artery and the circumflex artery. With this tiny RCA, any problem with this artery does not cause any significant myocardial ischemia or infarct.

Answered 8/31/2022

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