Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is normal . There is no pleural effusion or pneumothorax . Lung volumes are low , but no focal consolidation is seen . Low lung volumes account for bronchovascular crowding . There is no acute osseous abnormality .
    OUTPUT:
    
Low lung volumes , but no focal consolidation .