Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were reviewed . Dilation of the ascending aorta is noted , which is concerning for aneurysm or dissection . There is no pleural effusion or pneumothorax . The lungs are well expanded and clear . Pulmonary vasculature is within normal limits .
    OUTPUT:
    
Ascending aorta dilation , which may represent aneurysm or dissection . Chest CTA is recommended for further evaluation . Dr . ___ ___ this finding to the ___ nurses at 9 :20 AM on ___ .