Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are severely hyperinflated , consistent with COPD . There is no consolidation , pulmonary edema , pleural effusion , or pneumothorax . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
1 . Hyperinflation , consistent with COPD . 2 . No acute cardiopulmonary process .