Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persisting consolidation at the right lung base . Left basilar opacity is more conspicuous on today 's exam . Superiorly , the lungs are clear . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities .
    OUTPUT:
    
Essentially unchanged right basilar pneumonia . Opacity at the left lung base could represent atelectasis although developing pneumonia is also possible .