Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Left - sided pacemaker device with leads terminating in the right atrium and right ventricle is in unchanged position . Left internal jugular dual lumen central venous catheter tip terminates in the proximal right atrium , unchanged . Heart size remains mildly enlarged . The aorta is diffusely calcified and tortuous . Marked mitral annular calcifications are re - demonstrated . There is mild pulmonary edema , slightly improved compared to the previous exam , with small bilateral pleural effusions , layering moreso on the right . No pneumothorax is identified . There are multilevel degenerative changes in the thoracic spine . Vascular calcifications are noted within the upper abdomen .
    OUTPUT:
    
Mild congestive heart failure with small bilateral pleural effusions and mild pulmonary edema .