Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffuse lower lung predominant interstitial opacity appears similar compared to prior , consistent with patient 's known interstitial lung disease . Small bilateral pleural effusions may be present . No pneumothorax is seen . Heart size is enlarged . Increased prominence of the azygous vein suggests fluid overload . The study is slightly limited by motion artifact .
    OUTPUT:
    
Interstitial lung disease with cardiomegaly , prominent azygous vein and possible small bilateral pleural effusions .