Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Right lower mildly displaced rib fractures are again seen , better seen on dedicated rib films done yesterday . Small right pleural effusion is unchanged . No left pleural effusion . The cardiomediastinal and hilar contours are normal . No evidence of pneumonia or pneumothorax .
    OUTPUT:
    
Small right pleural effusion is unchanged . Unchanged right lower rib fractures , better evaluated on dedicated rib films done yesterday .