Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette is stably enlarged . Right - sided pleural effusion is improved . There has been interval development of mild pulmonary edema with a perihilar opacities and peribronchial cuffing . There is no pneumothorax .
    OUTPUT:
    
Interval development of mild pulmonary edema . Improvement of right pleural effusion .