Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views was acquired . The lungs are hyperinflated with chronic interstitial lung disease . Overall , chronic changes have progressed from prior exam , though there is no superimposed consolidation to suggest presence of pneumonia . No pleural effusion or pneumothorax . Cardiomediastinal silhouette is stable with atherosclerotic calcification along the aortic knob . No acute bony abnormalities .
    OUTPUT:
    
Slight interval progression of interstitial lung disease without superimposed acute pneumonia .