Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to prior , there has been no significant interval change . Increased interstitial markings throughout the lungs are chronic . There is no superimposed acute consolidation or large effusion . Enlargement of the cardiac silhouette is similar compared to prior . No acute osseous abnormalities .
    OUTPUT:
    
Chronic interstitial abnormality in the lungs without superimposed acute cardiopulmonary process .