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aortic bulb


Definition: the dilated first part of the aorta containing the aortic semilunar valves and the aortic sinuses, especially evident via angiography (aortogram).

Synonym(s): arterial bulb, bulbus aortae

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.