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 is noted with leads terminating in the regions of the right atrium and right ventricle . The heart size is at least mild to moderately enlarged . Atherosclerotic calcifications are demonstrated in the aortic knob . Moderate pulmonary edema is demonstrated along with a moderate left and small right pleural effusion . Bibasilar airspace opacities likely reflect compressive atelectasis . No pneumothorax is demonstrated though the lung apices is somewhat obscured by the patient 's neck projecting over this area . Multilevel degenerative changes are seen within the thoracic spine .
    OUTPUT:
    
Moderate congestive heart failure with moderate left and small right bilateral pleural effusions . Bibasilar airspace opacities likely reflect compressive atelectasis .