Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low , however the lungs are clear of infiltrates . Cardiomediastinal silhouette and hilar contours are unremarkable . There is blunting of the of the left costophrenic angle which suggests a small effusion . No pneumothoraces are seen . The bones are intact .
    OUTPUT:
    
Low lung volumes with blunting of the left costophrenic angle suggestive of a small effusion .