Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been significant improvement in the right lung opacities with only a small residual area of parenchymal opacification in the right mid lung . The left lung is clear . The pulmonary vasculature is normal . Cardiomediastinal silhouette is stable . There is no pneumothorax . There is no pleural effusion .
    OUTPUT:
    
Significant improvement in the right lung opacities , with only a small residual area of parenchymal opacification in the right midlung .