Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube ends 4 .4 cm from the carina , and the enteric tube extends outside of the field of view , both in standard position . Lung volumes are low causing bronchovascular crowding . Right mid and lower lung fields appear unchanged from the prior study of ___ , with mildly improved aeration of the upper lung zones . The atelectasis and small to moderate pleural effusion at the left base appear slightly improved . There is mild cardiomegaly . Note is made of cervical fusion hardware .
    OUTPUT:
    
1 . Endotracheal tube tip is 4 .4 cm from the carina . 2 . Slight interval improvement in right apical aeration , left base atelectasis , and left pleural effusion .