Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The feeding tube tip is to the left of the spine never crossing midline and likely is still within the low position stomach . The heart continues to be severely enlarged . There has been interval decrease in the amount of alveolar infiltrate there continue to be bilateral pleural effusions and dense retrocardiac opacity . Prosthetic valve is again visualized . There is no new infiltrate
    OUTPUT:
    
Improved appearance to the lungs