Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is consolidation in the right lower lobe which may represent loss of volume ; however , superimposed infection can not be excluded . The left lung is clear . There is no pneumothorax or pleural effusion . The cardiomediastinal silhouette is unremarkable and unchanged . Osseous structures are unremarkable .
    OUTPUT:
    
Consolidation of the right lower lobe may be due to volume loss , however , superimposed infection can not be excluded .