Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated . Biapical scarring is again noted . The lungs are clear without focal consolidation , effusion , or edema . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
Hyperinflation without acute cardiopulmonary process .