Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Diffuse though lower lung predominant interstitial opacities are re-demonstrated compatible with patient 's known interstitial lung disease . There is no superimposed consolidation , or effusion / pneumothorax . The heart and mediastinal contours appear stable . Bony structures are intact .
    OUTPUT:
    
No acute interval change in diffuse interstitial lung disease .