Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Unchanged moderate cardiomegaly . There is a left chest pacemaker with electrodes in in unchanged positions . The aorta is calcified , indicating atherosclerosis . The mediastinal and hilar contours are unchanged . The pulmonary vasculature is prominent , consistent with moderate pulmonary edema . There is bibasilar atelectasis . Small pleural effusions bilaterally . No pneumothorax is seen . Multilevel degenerative changes of the visualized thoracolumbar spine .
    OUTPUT:
    
Moderate pulmonary edema with small bilateral pleural effusions . Unchanged moderate cardiomegaly .