Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate right lower lobe atelectasis . Two stable rounded homogeneous opacities project over the anterior fifth rib are likely pleural in etiology . Left lung is clear . No pneumothorax or pleural effusion . Heart size , mediastinal contour , and hila are normal . No bony abnormality .
    OUTPUT:
    
1 . Moderate right lower lobe atelectasis . 2 . Two rounded homogeneous pleural densities are unchanged ; however , if clinical concern , consider repeat radiograph in six weeks to assess for interval change .