Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided dual - chamber pacemaker / AICD device is noted with leads terminating in right atrium and right ventricle . Heart remains mild to moderately enlarged , and the aorta is tortuous . There is mild pulmonary edema , relatively unchanged from the prior exam . Calcified pleural plaque projecting over the left upper lobe is re - demonstrated . Small bilateral pleural effusions , right greater than left , are noted , appearing decreased in size compared to the prior exam . No pneumothorax is seen . Bibasilar airspace opacities likely reflect atelectasis .
    OUTPUT:
    
Mild pulmonary edema and slightly decreased small bilateral pleural effusions , right greater than left . Bibasilar atelectasis .