Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is blunting of the right costophrenic angle , consistent with a small right pleural effusion , which is new over the interval . No overt pulmonary edema . The cardiomediastinal silhouette is unchanged . No pneumothorax or consolidation . Note is made of severe S - shaped scoliosis . Spinal fusion hardware is partially imaged . No acute displaced rib fractures identified .
    OUTPUT:
    
Blunting of the right costophrenic angle is new , and likely represents a small pleural effusion . No overt pulmonary edema .