Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to prior , there has been no significant interval change . Again seen are fibrotic changes throughout the lungs bilaterally compatible with patient 's history . There is no superimposed consolidation to suggest infection . There is no effusion . Cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
Chronic fibrotic changes in the lungs , not significantly changed compared to prior chest x-ray . No definite superimposed consolidation .