Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are hyperinflated . There is anopacity projecting over the left lung base on the frontal and perhaps correlates with a vague opacity overly the spine on the lateral . The lungs are otherwise clear of focal consolidation , noting bi-apical partially calcified scarring . Cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications noted at the aortic arch . No acute osseous abnormalities are seen .
    OUTPUT:
    
Hyperinflation . Increased opacity projecting over the left lung base . Repeat PA and lateral suggested to further characterize and if persists , CT scan may be necessary .