Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is at the upper limits of normal . The hilar and mediastinal contours are within normal limits . The lungs are grossly clear without evidence of focal consolidations concerning for pneumonia . There is no chf , pleural effusion or pneumothorax . The visualized osseous structures are unremarkable , except for mild thoracic degenerative changes . Note is made of a gastric band device and right upper quadrant surgical clips .
    OUTPUT:
    
No acute pulmonary process identified .