aortopulmonary window
(redirected from aortic-pulmonic window)a·or·to·pul·mo·nar·y win·dow
the indentation of the left side of the mediastinum by the lung partially interposed between the aortic arch and the left pulmonary artery, seen on frontal radiographs of the chest.
Synonym(s): aortic-pulmonic window
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