Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable with moderate cardiomegaly . Fullness of the expected area of the ascending aorta on the lateral view is concerning for ascending aortic dilation . There is no pleural effusion or pneumothorax . The lungs are well - expanded and without focal consolidation concerning for pneumonia . Pulmonary vasculature is within normal limits .
    OUTPUT:
    
1 . No pneumonia . 2 . Possible ascending aortic dilatation . To assess this finding further , additional imaging would be needed .