Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since earlier same day chest radiograph , the endotracheal tube is positioned in the right mainstem bronchus and will need to be pulled back by about 5 - 6 cm . New opacities in the right upper and mid lung are likely due to either worsening of pre-existing developing pneumonia or aspiration . Bilateral pleural effusions , moderate on the left and small on the right , with interval increase on the right . Lung volumes remain low . The heart size is normal . Right internal jugular central line is in unchanged position in the right atrium . Note is made of a large hiatal hernia .
    OUTPUT:
    
1 . ETT terminates in the right mainstem bronchus . 2 . Worsening Opacities in the right upper and mid lung may reflect aspiration or edema superimposed upon pre-existing infectious process .