Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior chest radiograph , new faint linear densities in the left lower lobe may represent early developing pneumonia , in the correct clinical setting . No pleural effusions or pneumothorax . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
New faint linear densities the left lower lobe may represent early developing pneumonia , in the correct clinical setting .