Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated , with linear areas of atelectasis or scarring in the left midlung . There is no pleural effusion , pneumothorax , pulmonary edema , or focal opacification concerning for pneumonia . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary pathology .