Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post CABG with a median sternotomy as well as evidence of a aortic valve replacement . The heart size is normal . The hilar and mediastinal contours are unremarkable . No focal consolidations concerning for pneumonia are identified . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable . There is no definite interstitial thickening suggestive of interstitial lung disease .
    OUTPUT:
    
No interstitial thickening suggestive of interstitial lung disease identified . No acute cardiopulmonary process identified .