Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . When compared to previous exams there has been no definite interval change . Again seen is diffuse interstitial abnormality which is most pronounced at the bases . There is no definite new consolidation or effusion . Cardiomediastinal silhouette and osseous structures are unchanged .
    OUTPUT:
    
Diffuse interstitial anatomy interstitial abnormality compatible with patient 's history of NSIP . No definite superimposed acute consolidation one could be obscured by the diffuse underlying abnormality .