Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Post surgical changes are noted in the lower right lung , and there is a new basilar opacity in the postoperative right lung concerning for pneumonia . Atelectasis has recurred within the lingula . There is no pleural effusions or pneumothorax . The heart size is normal .
    OUTPUT:
    
New opacity at the base of the right lung concerning for pneumonia .