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What is a myocardial bridge?

January 01, 2021

Ask the doctor

83ac0fe0-ae5c-49c8-a956-cffe42129b17Q. My 64-year-old brother had some transient chest pain while he was training for a cycling trip, so I urged him to see his doctor. Tests showed that he has a myocardial bridge. What does that mean?

A. The arteries that supply blood to the heart lie on the surface of the organ. But in some people, one of these arteries dives into the heart muscle and comes back out again, forming what's called a myocardial bridge. The bridge refers to the band of heart muscle (myocardium) that extends over that portion of the artery.

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