Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is normal . The hila are normal . There is a large region of heterogeneous opacity extending from the mid lower to upper lung zone likely representing pneumonia . No pleural abnormalities . No pneumothorax . The visualized bones and soft tissues are normal . The right port is in satisfactory position .
    OUTPUT:
    
There is a large region of heterogeneous opacity extending from the mid lower to upper lung zone likely representing pneumonia .