Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild to moderate enlargement of the cardiac silhouette is unchanged . The aorta remains diffusely calcified , with unchanged prominence of the right paratracheal contour , possibly due to tortuous vessels . Pulmonary vasculature is not engorged . Hilar contours are normal . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is present . Patient is status post left lumpectomy with clips seen projecting over the left chest wall and left axilla . Mild degenerative changes are noted in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .