Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior study , the previously described right upper lobe nodularity has improved , with residual left upper lobe opacities , possibly repesenting postinflammatory scarring . There is no large pleural effusion , focal pneumonia , or pneumothorax . Left apical clips are unchanged in position . The cardiomediastinal silhouette is stable . Postsurgical changes in the upper abdomen are related to prior left nephrectomy .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Improved biapical opacities as compared to prior radiograph in early ___ . Small pulmonary nodules are better assessed on prior chest CT from ___ .