Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low inspiratory volumes . Allowing for this , the heart is not enlarged . Aorta is mildly unfolded . Hila are unchanged in appearance . There is minimal upper zone redistribution , without overt CHF . No focal infiltrate or effusion is identified . An indwelling right subclavian catheter is noted , with tip over right atrium . Prominence of right paratracheal soft tissues is again noted , unchanged . Targeted review of ___ CT shows prominent mediastinal fat and scattered lymph nodes in this area , together with normal vascular structures .
    OUTPUT:
    
No focal infiltrate or consolidation detected . Mild upper zone redistribution is unchanged .