Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to ___ at 12 :27 , the lung volumes have slightly decreased , accentuating the heart size and interstitial opacities . Right paracardial opacity is again seen , not significantly changed from prior . The left lower lobe atelectasis or pneumonia appears slightly denser , likely due to lower lung volume . ET tube is seen approximately 4 .5 cm from the carina . The enteric tube likely terminates and mid stomach . The enlarged appearance of the mediastinum is unchanged .
    OUTPUT:
    
No significant change .