Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . The lungs are hyperinflated . There is tiny nodular vague opacity in the right lung base which could represent a very early pneumonia . In addition , there is left basilar linear density which is stable and likely represents scarring . No effusion or pneumothorax is seen . There is no sign of CHF . The cardiomediastinal silhouette is stable with atherosclerotic calcification along the aortic knob . Bony structures are intact .
    OUTPUT:
    
Subtle nodular opacity in the right lung base is concerning for an early pneumonia . Recommend followup to resolution . Hyperinflated lungs likely reflect COPD .