Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG . Left - sided pacemaker device is noted with leads terminating in the right atrium right ventricle . Mild enlargement of the cardiac silhouette is re - demonstrated . The aorta is diffusely calcified and tortuous , unchanged . Moderate pulmonary edema is new in the interval . No pleural effusion or pneumothorax is present . Osseous structures are diffusely demineralized with mild to moderate multilevel degenerative changes .
    OUTPUT:
    
Moderate pulmonary edema .