Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were provided . Again , note is made of extensive calcified pleural plaque . There may be mild improvement in bilateral small pleural effusions previously seen . No definite signs of pneumonia or large volume aspiration . The cardiomediastinal silhouette is stable . Bony structures are intact .
    OUTPUT:
    
No convincing signs of pneumonia . Extensive calcified pleural plaque . Probable mild improvement in previously noted small bilateral effusions .