Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior chest radiograph from ___ , there has been interval removal of ET tube . Low lung volumes accentuate the cardiac silhouette and bronchovascular structures which are otherwise unremarkable . The area of opacification at the right base is somewhat smaller . Right - sided PICC line is in unchanged position . There is no pneumothorax .
    OUTPUT:
    
Interval removal of ET tube with improving right base opacity .