Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffusely increased interstitial markings are seen throughout the lungs although slightly less extensive when compared to prior . There is no focal consolidation or effusion . The cardiomediastinal silhouette is stable . No acute osseous abnormalities . Surgical clips in the right upper quadrant suggest prior cholecystectomy .
    OUTPUT:
    
Diffuse abnormality of interstitial markings compatible with underlying emphysema and possible component of interstitial edema . No focal consolidation .