Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Moderate enlargement of the cardiac silhouette is unchanged . The aorta is tortuous and demonstrates mild atherosclerotic diffuse calcifications . Pulmonary vasculature is normal . Lungs are hyperinflated with streaky opacities in the lung bases , likely atelectasis . No pleural effusion , focal consolidation or pneumothorax is present . Multiple remote fractures of the right - sided ribs are visualized .
    OUTPUT:
    
Hyperinflated lungs suggestive of COPD . Mild bibasilar atelectasis .