Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Bilateral diffuse interstitial opacities are not significantly changed . There is no focal consolidation . No pleural effusion or pneumothorax is seen . Heart size is normal .
    OUTPUT:
    
1 . Bilateral interstitial opacities , better evaluated on recent CT chest . 2 . No focal consolidation to suggest acute pneumonia .