Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right PICC is no longer seen . Subtle bilateral mid lung opacities are better seen on prior CT scan and may represent pneumonia . There is no confluent consolidation or effusion . The cardiomediastinal silhouette is normal . No acute osseous abnormalities at .
    OUTPUT:
    
Bilateral hazy opacities in the lungs better characterized by PET - CT from earlier the same day may be infectious .