Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated . No focal consolidation , pleural effusion , pneumothorax , or pulmonary edema is seen . Heart and mediastinal contours are within normal limits with aortic knob calcification and aortic tortuosity . Old left rib fractures are noted .
    OUTPUT:
    
Hyperinflated lungs without radiographic evidence for pneumonia .