Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs appear mildly hyperinflated consistent with patient 's underlying history of chronic obstructive pulmonary disease . However , there is no evidence of a focal consolidation , effusion , or pneumothorax . Cardiomediastinal silhouette is normal . The osseous structures are normal .
    OUTPUT:
    
No acute cardiopulmonary process .