Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval decrease in amount of right apical pneumothorax . Small amount of right pleural effusion is seen . There has been minimal rightward mediastinal shift . The cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
Previously seen right pneumothorax is not appreciated in this study . Interval decrease in right lower lobe atelectasis and pleural effusion .