Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG . A left - sided AICD device is noted with single lead terminating in the right ventricle . Moderate cardiomegaly appears increased in size compared to the prior study . The aorta remains tortuous with atherosclerotic calcifications noted in the aortic arch . Mild pulmonary edema is present along with trace bilateral pleural effusions . Patchy opacities in the lung bases may reflect areas of atelectasis , though infection or aspiration can not be excluded . There is no pneumothorax . Lungs remain hyperinflated suggestive of underlying COPD . Mild degenerative changes are noted in the thoracic spine . Partially imaged within the upper abdomen is an aortic stent graft .
    OUTPUT:
    
Mild congestive heart failure with mild interstitial pulmonary edema and trace bilateral pleural effusions . Patchy bibasilar airspace opacities may reflect atelectasis , though infection or aspiration can not be excluded in the correct clinical setting .