Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The right lower lung region of consolidation is compatible patient 's underlying malignancy . There has been some improved aeration adjacent to this region . There are linear left basilar opacities identified new from prior . Superiorly , the lungs are clear . Cardiomediastinal silhouette is stable . No acute osseous abnormalities .
    OUTPUT:
    
Persistent right lower lobe opacity compatible with a known underlying mass with some improved aeration since prior . Linear left basilar opacities most suggestive of atelectasis noting that infection is not totally excluded .