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Medical Term:

left semilunar cusp of aortic valve


Definition: of the three semilunar cusps of the aortic valve, the one that lies to the left in the fetal heart and in the left posterior position in the adult heart; it overlies the origin of the left coronary artery.

Synonym(s): valvula coronaria sinistra (valvae aortae)

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.