Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated . There are coarse bilateral interstitial markings , most predominant in the periphery and the bases . This is consistent with the patient 's history of emphysema related fibrosis . The interstital changes limit the evaluation of the underlying parenchyma , but there is no definite evidence of consolidations , edema , pleural effusion , or pneumothorax . The patient is status post a median sternotomy . The sternal wires are intact . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
Chronic interstitial lung disease and emphysema . Evaluation of the underlying parenchyma is limited , but no acute cardiopulmonary process is present .