Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal mediastinum and heart size . A moderate right pleural effusion has decreased since yesterday , with interval improvement in the right middle lobe consolidation . An opacity in the superior right lower lobe is improved , and given this rapid improvement likely represented atelectasis or major aspiration which is now resolved . There is no convincing evidence of pneumonia . The left lung is unchanged , and there is no left pleural effusion . No pneumothorax is seen .
    OUTPUT:
    
1 . Interval decrease in the right pleural effusion and improvement in the right middle lobe consolidation . 2 . Improvement of a superior right lower lobe opacity , which likely represented atelectasis or major aspiration , without convincing evidence of pneumonia .