Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Calcified pleural plaque is again noted . Lower lung fibrosis accounts for opacity noted in the lung bases . No definite signs of a superimposed pneumonia or edema . No large effusion or pneumothorax is seen . The overall cardiomediastinal silhouette is stable . Bony structures are intact .
    OUTPUT:
    
Limited exam without convincing signs of pneumonia . Extensive calcified pleural plaque and lower lung fibrosis again noted .