Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tracheostomy tube and mild cardiomegaly are unchanged . There is an area platelike atelectasis in the right mid lung that is new . There is also some retrocardiac opacity on the right that may represent an early infiltrate There tiny bilateral effusions .
    OUTPUT:
    
New right mid lung volume loss . It is unclear if the right lower lobe opacity is due to volume loss or infiltrate .