Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is rotated . Heterogeneous airspace opacity is seen involving the right mid and lower lung . The left lung appears grossly clear . Cardiac silhouette is grossly unremarkable . No pneumothorax . Endotracheal tube ends approximately 4 .5 cm in the carina . The enteric tube tip ends in the esophagus .
    OUTPUT:
    
1 . Heterogeneous opacity in the right mid and lower lung is consistent with pneumonia . 2 . Enteric tube tip ends in the esophagus , and should be advanced prior to use . 3 . Unremarkable position of the endotracheal tube .