Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ET tube terminates approximately 3 .7 cm above the carina . There is mild bilateral perihilar vascular congestion . There has been an interval increase in opacity at the right lung base . Small bilateral pleural effusions are persistent . There is no evidence of a pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
1 . New opacity at the right lung base is concerning for aspiration / pneumonia . 2 . Interval increase in mild - to - moderate pulmonary edema .