Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: All lines and tubes are unchanged in position . There has been improvement in the multifocal opacities visualized on the prior examination , suggesting resolving ARDS . Stable appearance of the cardiomediastinal silhouette . No pleural effusion . No pneumothorax .
    OUTPUT:
    
1 . Appropriate position of all lines and tubes . 2 . Significant improvement in the multifocal opacities , suggesting resolving ARDS .