Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is unchanged . There is no pleural effusion or pneumothorax . There is retrocardiac opacity , unchanged from prior most consistent with atelectasis . The lungs are hyperinflated . There is no focal consolidation . There is no acute osseous abnormality .
    OUTPUT:
    
Hyperinflated lungs without focal consolidation .