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Walk the evidence base by book and chapter — the raw source passages that ground Ask, Differential, and the rest.

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contentuptodate· Content· item f2_57_2960

©2013 UpToDate ® Print Email Ascending aortic dissection on echocardiogram Modified long axis view shows a proximal dissection of the aortic root (Ao), with a flap extending to the aortic valve (V). This aortic pathology is seen by imaging the ascending aorta one interspace above the usual long axis precordial window. LA: left atrium; LV: left ventricle.