Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is minimal left basilar opacity which could represent atelectasis or a very early pneumonia . The right lung is clear . Cardiomediastinal silhouette is normal . There is no pleural effusion or pneumothorax . Bony structures are intact .
    OUTPUT:
    
Minimal left basilar opacity which could represent atelectasis or possibly a very early pneumonia .