Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube ends 8 cm above the carina just above the level of clavicle . Consider advancing ETT by 1 .5 - 2 cm for a better seating . Right internal jugular line terminates at upper SVC . Since ___ , mild bilateral pulmonary edema has improved . Since ___ , mild - to - moderate right pleural effusion and associated lower lung atelectasis has improved and small left pleural effusion is unchanged . Heart size , mediastinal and hilar contours are normal .
    OUTPUT:
    
Since ___ , mild pulmonary edema and mild - to - moderate right pleural effusion associated with lower lung atelectasis has improved whereas small left pleural effusion is unchanged .