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Michael P. D'Alessandro, M.D.
Peer Review Status: Internally Peer Reviewed
The left pulmonary artery arises from the right pulmonary artery with the aberrant right pulmonary artery coursing back to the left lung behind the trachea and in front of the esophagus causing indentation of the post wall of the trachea and the anterior wall of the esophagus. The aberrant artery impinges on the trachea and the left and right mainstem bronchi.
Lateral esophagram shows an anterior indentation on the esophagus.
See References Chapter.
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